Merge commit 'v2.6.27-rc6' into timers/hpet

158 files changed, 2323 insertions, 1605 deletions

diff --git a/net/Kconfig b/net/Kconfig
index b98668751749..7612cc8c337c 100644
--- a/net/Kconfig
+++ b/net/Kconfig
@@ -2,9 +2,7 @@
 # Network configuration
 #
 
-menu "Networking"
-
-config NET
+menuconfig NET
         bool "Networking support"
         ---help---
           Unless you really know what you are doing, you should say Y here.
@@ -22,7 +20,6 @@ config NET
           recommended to read the NET-HOWTO, available from
           <http://www.tldp.org/docs.html#howto>.
 
-# Make sure that all config symbols are dependent on NET
 if NET
 
 menu "Networking options"
@@ -252,5 +249,3 @@ source "net/rfkill/Kconfig"
 source "net/9p/Kconfig"
 
 endif   # if NET
-endmenu # Networking
-
diff --git a/net/atm/mpc.c b/net/atm/mpc.c
index 4fccaa1e07be..11b16d16661c 100644
--- a/net/atm/mpc.c
+++ b/net/atm/mpc.c
@@ -62,11 +62,13 @@ static void MPOA_cache_impos_rcvd(struct k_message *msg, struct mpoa_client *mpc
 static void set_mpc_ctrl_addr_rcvd(struct k_message *mesg, struct mpoa_client *mpc);
 static void set_mps_mac_addr_rcvd(struct k_message *mesg, struct mpoa_client *mpc);
 
-static uint8_t *copy_macs(struct mpoa_client *mpc, uint8_t *router_mac,
-                          uint8_t *tlvs, uint8_t mps_macs, uint8_t device_type);
+static const uint8_t *copy_macs(struct mpoa_client *mpc,
+                                const uint8_t *router_mac,
+                                const uint8_t *tlvs, uint8_t mps_macs,
+                                uint8_t device_type);
 static void purge_egress_shortcut(struct atm_vcc *vcc, eg_cache_entry *entry);
 
-static void send_set_mps_ctrl_addr(char *addr, struct mpoa_client *mpc);
+static void send_set_mps_ctrl_addr(const char *addr, struct mpoa_client *mpc);
 static void mpoad_close(struct atm_vcc *vcc);
 static int msg_from_mpoad(struct atm_vcc *vcc, struct sk_buff *skb);
 
@@ -351,12 +353,12 @@ static const char *mpoa_device_type_string(char type)
  * lec sees a TLV it uses the pointer to call this function.
  *
  */
-static void lane2_assoc_ind(struct net_device *dev, uint8_t *mac_addr,
-                            uint8_t *tlvs, uint32_t sizeoftlvs)
+static void lane2_assoc_ind(struct net_device *dev, const u8 *mac_addr,
+                            const u8 *tlvs, u32 sizeoftlvs)
 {
         uint32_t type;
         uint8_t length, mpoa_device_type, number_of_mps_macs;
-        uint8_t *end_of_tlvs;
+        const uint8_t *end_of_tlvs;
         struct mpoa_client *mpc;
 
         mpoa_device_type = number_of_mps_macs = 0; /* silence gcc */
@@ -430,8 +432,10 @@ static void lane2_assoc_ind(struct net_device *dev, uint8_t *mac_addr,
  * plus the possible MAC address(es) to mpc->mps_macs.
  * For a freshly allocated MPOA client mpc->mps_macs == 0.
  */
-static uint8_t *copy_macs(struct mpoa_client *mpc, uint8_t *router_mac,
-                          uint8_t *tlvs, uint8_t mps_macs, uint8_t device_type)
+static const uint8_t *copy_macs(struct mpoa_client *mpc,
+                                const uint8_t *router_mac,
+                                const uint8_t *tlvs, uint8_t mps_macs,
+                                uint8_t device_type)
 {
         int num_macs;
         num_macs = (mps_macs > 1) ? mps_macs : 1;
@@ -811,7 +815,7 @@ static int atm_mpoa_mpoad_attach (struct atm_vcc *vcc, int arg)
         return arg;
 }
 
-static void send_set_mps_ctrl_addr(char *addr, struct mpoa_client *mpc)
+static void send_set_mps_ctrl_addr(const char *addr, struct mpoa_client *mpc)
 {
         struct k_message mesg;
 
diff --git a/net/ax25/sysctl_net_ax25.c b/net/ax25/sysctl_net_ax25.c
index f597987b2424..f288fc4aef9b 100644
--- a/net/ax25/sysctl_net_ax25.c
+++ b/net/ax25/sysctl_net_ax25.c
@@ -36,6 +36,7 @@ static struct ctl_path ax25_path[] = {
         { .procname = "ax25", .ctl_name = NET_AX25, },
         { }
 };
+
 static const ctl_table ax25_param_table[] = {
         {
                 .ctl_name       = NET_AX25_IP_DEFAULT_MODE,
@@ -167,6 +168,7 @@ static const ctl_table ax25_param_table[] = {
                 .extra1         = &min_proto,
                 .extra2         = &max_proto
         },
+#ifdef CONFIG_AX25_DAMA_SLAVE
         {
                 .ctl_name       = NET_AX25_DAMA_SLAVE_TIMEOUT,
                 .procname       = "dama_slave_timeout",
@@ -177,6 +179,8 @@ static const ctl_table ax25_param_table[] = {
                 .extra1         = &min_ds_timeout,
                 .extra2         = &max_ds_timeout
         },
+#endif
+
         { .ctl_name = 0 }       /* that's all, folks! */
 };
 
@@ -210,16 +214,6 @@ void ax25_register_sysctl(void)
                 ax25_table[n].procname     = ax25_dev->dev->name;
                 ax25_table[n].mode         = 0555;
 
-#ifndef CONFIG_AX25_DAMA_SLAVE
-                /*
-                 * We do not wish to have a representation of this parameter
-                 * in /proc/sys/ when configured *not* to include the
-                 * AX.25 DAMA slave code, do we?
-                 */
-
-                child[AX25_VALUES_DS_TIMEOUT].procname = NULL;
-#endif
-
                 child[AX25_MAX_VALUES].ctl_name = 0;    /* just in case... */
 
                 for (k = 0; k < AX25_MAX_VALUES; k++)
diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c
index 4e59df5f8e05..f6348e078aa4 100644
--- a/net/bluetooth/af_bluetooth.c
+++ b/net/bluetooth/af_bluetooth.c
@@ -49,7 +49,7 @@
 #define BT_DBG(D...)
 #endif
 
-#define VERSION "2.12"
+#define VERSION "2.13"
 
 /* Bluetooth sockets */
 #define BT_MAX_PROTO    8
@@ -456,7 +456,7 @@ static void __exit bt_exit(void)
 subsys_initcall(bt_init);
 module_exit(bt_exit);
 
-MODULE_AUTHOR("Maxim Krasnyansky <maxk@qualcomm.com>, Marcel Holtmann <marcel@holtmann.org>");
+MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
 MODULE_DESCRIPTION("Bluetooth Core ver " VERSION);
 MODULE_VERSION(VERSION);
 MODULE_LICENSE("GPL");
diff --git a/net/bluetooth/bnep/core.c b/net/bluetooth/bnep/core.c
index 021172c0e666..80ba30cf4b68 100644
--- a/net/bluetooth/bnep/core.c
+++ b/net/bluetooth/bnep/core.c
@@ -57,7 +57,10 @@
 #define BT_DBG(D...)
 #endif
 
-#define VERSION "1.2"
+#define VERSION "1.3"
+
+static int compress_src = 1;
+static int compress_dst = 1;
 
 static LIST_HEAD(bnep_session_list);
 static DECLARE_RWSEM(bnep_session_sem);
@@ -418,10 +421,10 @@ static inline int bnep_tx_frame(struct bnep_session *s, struct sk_buff *skb)
         iv[il++] = (struct kvec) { &type, 1 };
         len++;
 
-        if (!compare_ether_addr(eh->h_dest, s->eh.h_source))
+        if (compress_src && !compare_ether_addr(eh->h_dest, s->eh.h_source))
                 type |= 0x01;
 
-        if (!compare_ether_addr(eh->h_source, s->eh.h_dest))
+        if (compress_dst && !compare_ether_addr(eh->h_source, s->eh.h_dest))
                 type |= 0x02;
 
         if (type)
@@ -727,7 +730,13 @@ static void __exit bnep_exit(void)
 module_init(bnep_init);
 module_exit(bnep_exit);
 
-MODULE_AUTHOR("David Libault <david.libault@inventel.fr>, Maxim Krasnyansky <maxk@qualcomm.com>");
+module_param(compress_src, bool, 0644);
+MODULE_PARM_DESC(compress_src, "Compress sources headers");
+
+module_param(compress_dst, bool, 0644);
+MODULE_PARM_DESC(compress_dst, "Compress destination headers");
+
+MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
 MODULE_DESCRIPTION("Bluetooth BNEP ver " VERSION);
 MODULE_VERSION(VERSION);
 MODULE_LICENSE("GPL");
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index ca8d05245ca0..b7002429f152 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -330,7 +330,7 @@ EXPORT_SYMBOL(hci_get_route);
 
 /* Create SCO or ACL connection.
  * Device _must_ be locked */
-struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst)
+struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 auth_type)
 {
         struct hci_conn *acl;
         struct hci_conn *sco;
@@ -344,8 +344,10 @@ struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst)
 
         hci_conn_hold(acl);
 
-        if (acl->state == BT_OPEN || acl->state == BT_CLOSED)
+        if (acl->state == BT_OPEN || acl->state == BT_CLOSED) {
+                acl->auth_type = auth_type;
                 hci_acl_connect(acl);
+        }
 
         if (type == ACL_LINK)
                 return acl;
@@ -374,6 +376,19 @@ struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst)
 }
 EXPORT_SYMBOL(hci_connect);
 
+/* Check link security requirement */
+int hci_conn_check_link_mode(struct hci_conn *conn)
+{
+        BT_DBG("conn %p", conn);
+
+        if (conn->ssp_mode > 0 && conn->hdev->ssp_mode > 0 &&
+                                        !(conn->link_mode & HCI_LM_ENCRYPT))
+                return 0;
+
+        return 1;
+}
+EXPORT_SYMBOL(hci_conn_check_link_mode);
+
 /* Authenticate remote device */
 int hci_conn_auth(struct hci_conn *conn)
 {
@@ -381,7 +396,7 @@ int hci_conn_auth(struct hci_conn *conn)
 
         if (conn->ssp_mode > 0 && conn->hdev->ssp_mode > 0) {
                 if (!(conn->auth_type & 0x01)) {
-                        conn->auth_type = HCI_AT_GENERAL_BONDING_MITM;
+                        conn->auth_type |= 0x01;
                         conn->link_mode &= ~HCI_LM_AUTH;
                 }
         }
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 0e3db289f4be..ad7a553d7713 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -1605,14 +1605,11 @@ static inline void hci_remote_ext_features_evt(struct hci_dev *hdev, struct sk_b
 
                 if (conn->state == BT_CONFIG) {
                         if (!ev->status && hdev->ssp_mode > 0 &&
-                                                        conn->ssp_mode > 0) {
-                                if (conn->out) {
-                                        struct hci_cp_auth_requested cp;
-                                        cp.handle = ev->handle;
-                                        hci_send_cmd(hdev,
-                                                HCI_OP_AUTH_REQUESTED,
+                                        conn->ssp_mode > 0 && conn->out) {
+                                struct hci_cp_auth_requested cp;
+                                cp.handle = ev->handle;
+                                hci_send_cmd(hdev, HCI_OP_AUTH_REQUESTED,
                                                         sizeof(cp), &cp);
-                                }
                         } else {
                                 conn->state = BT_CONNECTED;
                                 hci_proto_connect_cfm(conn, ev->status);
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index c85bf8f678dc..f4f6615cad9f 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -3,8 +3,6 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 
-#include <linux/platform_device.h>
-
 #include <net/bluetooth/bluetooth.h>
 #include <net/bluetooth/hci_core.h>
 
@@ -12,10 +10,164 @@
 #undef  BT_DBG
 #define BT_DBG(D...)
 #endif
+
+struct class *bt_class = NULL;
+EXPORT_SYMBOL_GPL(bt_class);
+
 static struct workqueue_struct *btaddconn;
 static struct workqueue_struct *btdelconn;
 
-static inline char *typetostr(int type)
+static inline char *link_typetostr(int type)
+{
+        switch (type) {
+        case ACL_LINK:
+                return "ACL";
+        case SCO_LINK:
+                return "SCO";
+        case ESCO_LINK:
+                return "eSCO";
+        default:
+                return "UNKNOWN";
+        }
+}
+
+static ssize_t show_link_type(struct device *dev, struct device_attribute *attr, char *buf)
+{
+        struct hci_conn *conn = dev_get_drvdata(dev);
+        return sprintf(buf, "%s\n", link_typetostr(conn->type));
+}
+
+static ssize_t show_link_address(struct device *dev, struct device_attribute *attr, char *buf)
+{
+        struct hci_conn *conn = dev_get_drvdata(dev);
+        bdaddr_t bdaddr;
+        baswap(&bdaddr, &conn->dst);
+        return sprintf(buf, "%s\n", batostr(&bdaddr));
+}
+
+static ssize_t show_link_features(struct device *dev, struct device_attribute *attr, char *buf)
+{
+        struct hci_conn *conn = dev_get_drvdata(dev);
+
+        return sprintf(buf, "0x%02x%02x%02x%02x%02x%02x%02x%02x\n",
+                                conn->features[0], conn->features[1],
+                                conn->features[2], conn->features[3],
+                                conn->features[4], conn->features[5],
+                                conn->features[6], conn->features[7]);
+}
+
+#define LINK_ATTR(_name,_mode,_show,_store) \
+struct device_attribute link_attr_##_name = __ATTR(_name,_mode,_show,_store)
+
+static LINK_ATTR(type, S_IRUGO, show_link_type, NULL);
+static LINK_ATTR(address, S_IRUGO, show_link_address, NULL);
+static LINK_ATTR(features, S_IRUGO, show_link_features, NULL);
+
+static struct attribute *bt_link_attrs[] = {
+        &link_attr_type.attr,
+        &link_attr_address.attr,
+        &link_attr_features.attr,
+        NULL
+};
+
+static struct attribute_group bt_link_group = {
+        .attrs = bt_link_attrs,
+};
+
+static struct attribute_group *bt_link_groups[] = {
+        &bt_link_group,
+        NULL
+};
+
+static void bt_link_release(struct device *dev)
+{
+        void *data = dev_get_drvdata(dev);
+        kfree(data);
+}
+
+static struct device_type bt_link = {
+        .name    = "link",
+        .groups  = bt_link_groups,
+        .release = bt_link_release,
+};
+
+static void add_conn(struct work_struct *work)
+{
+        struct hci_conn *conn = container_of(work, struct hci_conn, work);
+
+        flush_workqueue(btdelconn);
+
+        if (device_add(&conn->dev) < 0) {
+                BT_ERR("Failed to register connection device");
+                return;
+        }
+}
+
+void hci_conn_add_sysfs(struct hci_conn *conn)
+{
+        struct hci_dev *hdev = conn->hdev;
+
+        BT_DBG("conn %p", conn);
+
+        conn->dev.type = &bt_link;
+        conn->dev.class = bt_class;
+        conn->dev.parent = &hdev->dev;
+
+        snprintf(conn->dev.bus_id, BUS_ID_SIZE, "%s:%d",
+                                        hdev->name, conn->handle);
+
+        dev_set_drvdata(&conn->dev, conn);
+
+        device_initialize(&conn->dev);
+
+        INIT_WORK(&conn->work, add_conn);
+
+        queue_work(btaddconn, &conn->work);
+}
+
+/*
+ * The rfcomm tty device will possibly retain even when conn
+ * is down, and sysfs doesn't support move zombie device,
+ * so we should move the device before conn device is destroyed.
+ */
+static int __match_tty(struct device *dev, void *data)
+{
+        return !strncmp(dev->bus_id, "rfcomm", 6);
+}
+
+static void del_conn(struct work_struct *work)
+{
+        struct hci_conn *conn = container_of(work, struct hci_conn, work);
+        struct hci_dev *hdev = conn->hdev;
+
+        while (1) {
+                struct device *dev;
+
+                dev = device_find_child(&conn->dev, NULL, __match_tty);
+                if (!dev)
+                        break;
+                device_move(dev, NULL);
+                put_device(dev);
+        }
+
+        device_del(&conn->dev);
+        put_device(&conn->dev);
+        hci_dev_put(hdev);
+}
+
+void hci_conn_del_sysfs(struct hci_conn *conn)
+{
+        BT_DBG("conn %p", conn);
+
+        if (!device_is_registered(&conn->dev))
+                return;
+
+        INIT_WORK(&conn->work, del_conn);
+
+        queue_work(btdelconn, &conn->work);
+}
+
+static inline char *host_typetostr(int type)
 {
         switch (type) {
         case HCI_VIRTUAL:
@@ -40,7 +192,7 @@ static inline char *typetostr(int type)
 static ssize_t show_type(struct device *dev, struct device_attribute *attr, char *buf)
 {
         struct hci_dev *hdev = dev_get_drvdata(dev);
-        return sprintf(buf, "%s\n", typetostr(hdev->type));
+        return sprintf(buf, "%s\n", host_typetostr(hdev->type));
 }
 
 static ssize_t show_name(struct device *dev, struct device_attribute *attr, char *buf)
@@ -221,183 +373,62 @@ static DEVICE_ATTR(sniff_max_interval, S_IRUGO | S_IWUSR,
 static DEVICE_ATTR(sniff_min_interval, S_IRUGO | S_IWUSR,
                                 show_sniff_min_interval, store_sniff_min_interval);
 
-static struct device_attribute *bt_attrs[] = {
-        &dev_attr_type,
-        &dev_attr_name,
-        &dev_attr_class,
-        &dev_attr_address,
-        &dev_attr_features,
-        &dev_attr_manufacturer,
-        &dev_attr_hci_version,
-        &dev_attr_hci_revision,
-        &dev_attr_inquiry_cache,
-        &dev_attr_idle_timeout,
-        &dev_attr_sniff_max_interval,
-        &dev_attr_sniff_min_interval,
+static struct attribute *bt_host_attrs[] = {
+        &dev_attr_type.attr,
+        &dev_attr_name.attr,
+        &dev_attr_class.attr,
+        &dev_attr_address.attr,
+        &dev_attr_features.attr,
+        &dev_attr_manufacturer.attr,
+        &dev_attr_hci_version.attr,
+        &dev_attr_hci_revision.attr,
+        &dev_attr_inquiry_cache.attr,
+        &dev_attr_idle_timeout.attr,
+        &dev_attr_sniff_max_interval.attr,
+        &dev_attr_sniff_min_interval.attr,
         NULL
 };
 
-static ssize_t show_conn_type(struct device *dev, struct device_attribute *attr, char *buf)
-{
-        struct hci_conn *conn = dev_get_drvdata(dev);
-        return sprintf(buf, "%s\n", conn->type == ACL_LINK ? "ACL" : "SCO");
-}
-
-static ssize_t show_conn_address(struct device *dev, struct device_attribute *attr, char *buf)
-{
-        struct hci_conn *conn = dev_get_drvdata(dev);
-        bdaddr_t bdaddr;
-        baswap(&bdaddr, &conn->dst);
-        return sprintf(buf, "%s\n", batostr(&bdaddr));
-}
-
-static ssize_t show_conn_features(struct device *dev, struct device_attribute *attr, char *buf)
-{
-        struct hci_conn *conn = dev_get_drvdata(dev);
-
-        return sprintf(buf, "0x%02x%02x%02x%02x%02x%02x%02x%02x\n",
-                                conn->features[0], conn->features[1],
-                                conn->features[2], conn->features[3],
-                                conn->features[4], conn->features[5],
-                                conn->features[6], conn->features[7]);
-}
-
-#define CONN_ATTR(_name,_mode,_show,_store) \
-struct device_attribute conn_attr_##_name = __ATTR(_name,_mode,_show,_store)
-
-static CONN_ATTR(type, S_IRUGO, show_conn_type, NULL);
-static CONN_ATTR(address, S_IRUGO, show_conn_address, NULL);
-static CONN_ATTR(features, S_IRUGO, show_conn_features, NULL);
-
-static struct device_attribute *conn_attrs[] = {
-        &conn_attr_type,
-        &conn_attr_address,
-        &conn_attr_features,
-        NULL
+static struct attribute_group bt_host_group = {
+        .attrs = bt_host_attrs,
 };
 
-struct class *bt_class = NULL;
-EXPORT_SYMBOL_GPL(bt_class);
-
-static struct bus_type bt_bus = {
-        .name   = "bluetooth",
+static struct attribute_group *bt_host_groups[] = {
+        &bt_host_group,
+        NULL
 };
 
-static struct platform_device *bt_platform;
-
-static void bt_release(struct device *dev)
+static void bt_host_release(struct device *dev)
 {
         void *data = dev_get_drvdata(dev);
         kfree(data);
 }
 
-static void add_conn(struct work_struct *work)
-{
-        struct hci_conn *conn = container_of(work, struct hci_conn, work);
-        int i;
-
-        flush_workqueue(btdelconn);
-
-        if (device_add(&conn->dev) < 0) {
-                BT_ERR("Failed to register connection device");
-                return;
-        }
-
-        for (i = 0; conn_attrs[i]; i++)
-                if (device_create_file(&conn->dev, conn_attrs[i]) < 0)
-                        BT_ERR("Failed to create connection attribute");
-}
-
-void hci_conn_add_sysfs(struct hci_conn *conn)
-{
-        struct hci_dev *hdev = conn->hdev;
-
-        BT_DBG("conn %p", conn);
-
-        conn->dev.bus = &bt_bus;
-        conn->dev.parent = &hdev->dev;
-
-        conn->dev.release = bt_release;
-
-        snprintf(conn->dev.bus_id, BUS_ID_SIZE, "%s:%d",
-                                        hdev->name, conn->handle);
-
-        dev_set_drvdata(&conn->dev, conn);
-
-        device_initialize(&conn->dev);
-
-        INIT_WORK(&conn->work, add_conn);
-
-        queue_work(btaddconn, &conn->work);
-}
-
-/*
- * The rfcomm tty device will possibly retain even when conn
- * is down, and sysfs doesn't support move zombie device,
- * so we should move the device before conn device is destroyed.
- */
-static int __match_tty(struct device *dev, void *data)
-{
-        return !strncmp(dev->bus_id, "rfcomm", 6);
-}
-
-static void del_conn(struct work_struct *work)
-{
-        struct hci_conn *conn = container_of(work, struct hci_conn, work);
-        struct hci_dev *hdev = conn->hdev;
-
-        while (1) {
-                struct device *dev;
-
-                dev = device_find_child(&conn->dev, NULL, __match_tty);
-                if (!dev)
-                        break;
-                device_move(dev, NULL);
-                put_device(dev);
-        }
-
-        device_del(&conn->dev);
-        put_device(&conn->dev);
-        hci_dev_put(hdev);
-}
-
-void hci_conn_del_sysfs(struct hci_conn *conn)
-{
-        BT_DBG("conn %p", conn);
-
-        if (!device_is_registered(&conn->dev))
-                return;
-
-        INIT_WORK(&conn->work, del_conn);
-
-        queue_work(btdelconn, &conn->work);
-}
+static struct device_type bt_host = {
+        .name    = "host",
+        .groups  = bt_host_groups,
+        .release = bt_host_release,
+};
 
 int hci_register_sysfs(struct hci_dev *hdev)
 {
         struct device *dev = &hdev->dev;
-        unsigned int i;
         int err;
 
         BT_DBG("%p name %s type %d", hdev, hdev->name, hdev->type);
 
-        dev->bus = &bt_bus;
+        dev->type = &bt_host;
+        dev->class = bt_class;
         dev->parent = hdev->parent;
 
         strlcpy(dev->bus_id, hdev->name, BUS_ID_SIZE);
 
-        dev->release = bt_release;
-
         dev_set_drvdata(dev, hdev);
 
         err = device_register(dev);
         if (err < 0)
                 return err;
 
-        for (i = 0; bt_attrs[i]; i++)
-                if (device_create_file(dev, bt_attrs[i]) < 0)
-                        BT_ERR("Failed to create device attribute");
-
         return 0;
 }
 
@@ -410,59 +441,30 @@ void hci_unregister_sysfs(struct hci_dev *hdev)
 
 int __init bt_sysfs_init(void)
 {
-        int err;
-
         btaddconn = create_singlethread_workqueue("btaddconn");
-        if (!btaddconn) {
-                err = -ENOMEM;
-                goto out;
-        }
+        if (!btaddconn)
+                return -ENOMEM;
 
         btdelconn = create_singlethread_workqueue("btdelconn");
         if (!btdelconn) {
-                err = -ENOMEM;
-                goto out_del;
-        }
-
-        bt_platform = platform_device_register_simple("bluetooth", -1, NULL, 0);
-        if (IS_ERR(bt_platform)) {
-                err = PTR_ERR(bt_platform);
-                goto out_platform;
+                destroy_workqueue(btaddconn);
+                return -ENOMEM;
         }
 
-        err = bus_register(&bt_bus);
-        if (err < 0)
-                goto out_bus;
-
         bt_class = class_create(THIS_MODULE, "bluetooth");
         if (IS_ERR(bt_class)) {
-                err = PTR_ERR(bt_class);
-                goto out_class;
+                destroy_workqueue(btdelconn);
+                destroy_workqueue(btaddconn);
+                return PTR_ERR(bt_class);
         }
 
         return 0;
-
-out_class:
-        bus_unregister(&bt_bus);
-out_bus:
-        platform_device_unregister(bt_platform);
-out_platform:
-        destroy_workqueue(btdelconn);
-out_del:
-        destroy_workqueue(btaddconn);
-out:
-        return err;
 }
 
 void bt_sysfs_cleanup(void)
 {
         destroy_workqueue(btaddconn);
-
         destroy_workqueue(btdelconn);
 
         class_destroy(bt_class);
-
-        bus_unregister(&bt_bus);
-
-        platform_device_unregister(bt_platform);
 }
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index c1239852834a..9610a9c85b98 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -55,7 +55,7 @@
 #define BT_DBG(D...)
 #endif
 
-#define VERSION "2.10"
+#define VERSION "2.11"
 
 static u32 l2cap_feat_mask = 0x0000;
 
@@ -778,6 +778,7 @@ static int l2cap_do_connect(struct sock *sk)
         struct l2cap_conn *conn;
         struct hci_conn *hcon;
         struct hci_dev *hdev;
+        __u8 auth_type;
         int err = 0;
 
         BT_DBG("%s -> %s psm 0x%2.2x", batostr(src), batostr(dst), l2cap_pi(sk)->psm);
@@ -789,7 +790,21 @@ static int l2cap_do_connect(struct sock *sk)
 
         err = -ENOMEM;
 
-        hcon = hci_connect(hdev, ACL_LINK, dst);
+        if (l2cap_pi(sk)->link_mode & L2CAP_LM_AUTH ||
+                        l2cap_pi(sk)->link_mode & L2CAP_LM_ENCRYPT ||
+                                l2cap_pi(sk)->link_mode & L2CAP_LM_SECURE) {
+                if (l2cap_pi(sk)->psm == cpu_to_le16(0x0001))
+                        auth_type = HCI_AT_NO_BONDING_MITM;
+                else
+                        auth_type = HCI_AT_GENERAL_BONDING_MITM;
+        } else {
+                if (l2cap_pi(sk)->psm == cpu_to_le16(0x0001))
+                        auth_type = HCI_AT_NO_BONDING;
+                else
+                        auth_type = HCI_AT_GENERAL_BONDING;
+        }
+
+        hcon = hci_connect(hdev, ACL_LINK, dst, auth_type);
         if (!hcon)
                 goto done;
 
@@ -1553,10 +1568,10 @@ static inline int l2cap_connect_req(struct l2cap_conn *conn, struct l2cap_cmd_hd
         struct l2cap_conn_req *req = (struct l2cap_conn_req *) data;
         struct l2cap_conn_rsp rsp;
         struct sock *sk, *parent;
-        int result, status = 0;
+        int result, status = L2CAP_CS_NO_INFO;
 
         u16 dcid = 0, scid = __le16_to_cpu(req->scid);
-        __le16 psm  = req->psm;
+        __le16 psm = req->psm;
 
         BT_DBG("psm 0x%2.2x scid 0x%4.4x", psm, scid);
 
@@ -1567,6 +1582,13 @@ static inline int l2cap_connect_req(struct l2cap_conn *conn, struct l2cap_cmd_hd
                 goto sendresp;
         }
 
+        /* Check if the ACL is secure enough (if not SDP) */
+        if (psm != cpu_to_le16(0x0001) &&
+                                !hci_conn_check_link_mode(conn->hcon)) {
+                result = L2CAP_CR_SEC_BLOCK;
+                goto response;
+        }
+
         result = L2CAP_CR_NO_MEM;
 
         /* Check for backlog size */
@@ -2224,7 +2246,7 @@ static int l2cap_auth_cfm(struct hci_conn *hcon, u8 status)
                         rsp.scid   = cpu_to_le16(l2cap_pi(sk)->dcid);
                         rsp.dcid   = cpu_to_le16(l2cap_pi(sk)->scid);
                         rsp.result = cpu_to_le16(result);
-                        rsp.status = cpu_to_le16(0);
+                        rsp.status = cpu_to_le16(L2CAP_CS_NO_INFO);
                         l2cap_send_cmd(conn, l2cap_pi(sk)->ident,
                                         L2CAP_CONN_RSP, sizeof(rsp), &rsp);
                 }
@@ -2296,7 +2318,7 @@ static int l2cap_encrypt_cfm(struct hci_conn *hcon, u8 status, u8 encrypt)
                         rsp.scid   = cpu_to_le16(l2cap_pi(sk)->dcid);
                         rsp.dcid   = cpu_to_le16(l2cap_pi(sk)->scid);
                         rsp.result = cpu_to_le16(result);
-                        rsp.status = cpu_to_le16(0);
+                        rsp.status = cpu_to_le16(L2CAP_CS_NO_INFO);
                         l2cap_send_cmd(conn, l2cap_pi(sk)->ident,
                                         L2CAP_CONN_RSP, sizeof(rsp), &rsp);
                 }
@@ -2516,7 +2538,7 @@ EXPORT_SYMBOL(l2cap_load);
 module_init(l2cap_init);
 module_exit(l2cap_exit);
 
-MODULE_AUTHOR("Maxim Krasnyansky <maxk@qualcomm.com>, Marcel Holtmann <marcel@holtmann.org>");
+MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
 MODULE_DESCRIPTION("Bluetooth L2CAP ver " VERSION);
 MODULE_VERSION(VERSION);
 MODULE_LICENSE("GPL");
diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c
index 6cfc7ba611b3..ba537fae0a4c 100644
--- a/net/bluetooth/rfcomm/core.c
+++ b/net/bluetooth/rfcomm/core.c
@@ -2115,7 +2115,7 @@ MODULE_PARM_DESC(channel_mtu, "Default MTU for the RFCOMM channel");
 module_param(l2cap_mtu, uint, 0644);
 MODULE_PARM_DESC(l2cap_mtu, "Default MTU for the L2CAP connection");
 
-MODULE_AUTHOR("Maxim Krasnyansky <maxk@qualcomm.com>, Marcel Holtmann <marcel@holtmann.org>");
+MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
 MODULE_DESCRIPTION("Bluetooth RFCOMM ver " VERSION);
 MODULE_VERSION(VERSION);
 MODULE_LICENSE("GPL");
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index 8cda49874868..0cc91e6da76d 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -200,7 +200,7 @@ static int sco_connect(struct sock *sk)
         else
                 type = SCO_LINK;
 
-        hcon = hci_connect(hdev, type, dst);
+        hcon = hci_connect(hdev, type, dst, HCI_AT_NO_BONDING);
         if (!hcon)
                 goto done;
 
@@ -1002,7 +1002,7 @@ module_exit(sco_exit);
 module_param(disable_esco, bool, 0644);
 MODULE_PARM_DESC(disable_esco, "Disable eSCO connection creation");
 
-MODULE_AUTHOR("Maxim Krasnyansky <maxk@qualcomm.com>, Marcel Holtmann <marcel@holtmann.org>");
+MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
 MODULE_DESCRIPTION("Bluetooth SCO ver " VERSION);
 MODULE_VERSION(VERSION);
 MODULE_LICENSE("GPL");
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index d9449df7cad5..4f52c3d50ebe 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -68,10 +68,17 @@ static int br_dev_stop(struct net_device *dev)
 
 static int br_change_mtu(struct net_device *dev, int new_mtu)
 {
-        if (new_mtu < 68 || new_mtu > br_min_mtu(netdev_priv(dev)))
+        struct net_bridge *br = netdev_priv(dev);
+        if (new_mtu < 68 || new_mtu > br_min_mtu(br))
                 return -EINVAL;
 
         dev->mtu = new_mtu;
+
+#ifdef CONFIG_BRIDGE_NETFILTER
+        /* remember the MTU in the rtable for PMTU */
+        br->fake_rtable.u.dst.metrics[RTAX_MTU - 1] = new_mtu;
+#endif
+
         return 0;
 }
 
@@ -141,11 +148,16 @@ static int br_set_tx_csum(struct net_device *dev, u32 data)
 }
 
 static struct ethtool_ops br_ethtool_ops = {
-        .get_drvinfo = br_getinfo,
-        .get_link = ethtool_op_get_link,
-        .set_sg = br_set_sg,
-        .set_tx_csum = br_set_tx_csum,
-        .set_tso = br_set_tso,
+        .get_drvinfo    = br_getinfo,
+        .get_link       = ethtool_op_get_link,
+        .get_tx_csum    = ethtool_op_get_tx_csum,
+        .set_tx_csum    = br_set_tx_csum,
+        .get_sg         = ethtool_op_get_sg,
+        .set_sg         = br_set_sg,
+        .get_tso        = ethtool_op_get_tso,
+        .set_tso        = br_set_tso,
+        .get_ufo        = ethtool_op_get_ufo,
+        .get_flags      = ethtool_op_get_flags,
 };
 
 void br_dev_setup(struct net_device *dev)
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index a072ea5ca6f5..63c18aacde8c 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -202,6 +202,9 @@ static struct net_device *new_bridge_dev(const char *name)
         br->topology_change = 0;
         br->topology_change_detected = 0;
         br->ageing_time = 300 * HZ;
+
+        br_netfilter_rtable_init(br);
+
         INIT_LIST_HEAD(&br->age_list);
 
         br_stp_timer_init(br);
diff --git a/net/bridge/br_ioctl.c b/net/bridge/br_ioctl.c
index eeee218eed80..5bbf07362172 100644
--- a/net/bridge/br_ioctl.c
+++ b/net/bridge/br_ioctl.c
@@ -188,15 +188,21 @@ static int old_dev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
                 return 0;
 
         case BRCTL_SET_BRIDGE_HELLO_TIME:
+        {
+                unsigned long t = clock_t_to_jiffies(args[1]);
                 if (!capable(CAP_NET_ADMIN))
                         return -EPERM;
 
+                if (t < HZ)
+                        return -EINVAL;
+
                 spin_lock_bh(&br->lock);
-                br->bridge_hello_time = clock_t_to_jiffies(args[1]);
+                br->bridge_hello_time = t;
                 if (br_is_root_bridge(br))
                         br->hello_time = br->bridge_hello_time;
                 spin_unlock_bh(&br->lock);
                 return 0;
+        }
 
         case BRCTL_SET_BRIDGE_MAX_AGE:
                 if (!capable(CAP_NET_ADMIN))
diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c
index bb90cd7bace3..6a9a6cd74b1e 100644
--- a/net/bridge/br_netfilter.c
+++ b/net/bridge/br_netfilter.c
@@ -101,33 +101,30 @@ static inline __be16 pppoe_proto(const struct sk_buff *skb)
          pppoe_proto(skb) == htons(PPP_IPV6) && \
          brnf_filter_pppoe_tagged)
 
-/* We need these fake structures to make netfilter happy --
- * lots of places assume that skb->dst != NULL, which isn't
- * all that unreasonable.
- *
+/*
+ * Initialize bogus route table used to keep netfilter happy.
  * Currently, we fill in the PMTU entry because netfilter
  * refragmentation needs it, and the rt_flags entry because
  * ipt_REJECT needs it.  Future netfilter modules might
- * require us to fill additional fields. */
-static struct net_device __fake_net_device = {
-        .hard_header_len        = ETH_HLEN,
-#ifdef CONFIG_NET_NS
-        .nd_net                 = &init_net,
-#endif
-};
+ * require us to fill additional fields.
+ */
+void br_netfilter_rtable_init(struct net_bridge *br)
+{
+        struct rtable *rt = &br->fake_rtable;
 
-static struct rtable __fake_rtable = {
-        .u = {
-                .dst = {
-                        .__refcnt               = ATOMIC_INIT(1),
-                        .dev                    = &__fake_net_device,
-                        .path                   = &__fake_rtable.u.dst,
-                        .metrics                = {[RTAX_MTU - 1] = 1500},
-                        .flags                  = DST_NOXFRM,
-                }
-        },
-        .rt_flags       = 0,
-};
+        atomic_set(&rt->u.dst.__refcnt, 1);
+        rt->u.dst.dev = br->dev;
+        rt->u.dst.path = &rt->u.dst;
+        rt->u.dst.metrics[RTAX_MTU - 1] = 1500;
+        rt->u.dst.flags = DST_NOXFRM;
+}
+
+static inline struct rtable *bridge_parent_rtable(const struct net_device *dev)
+{
+        struct net_bridge_port *port = rcu_dereference(dev->br_port);
+
+        return port ? &port->br->fake_rtable : NULL;
+}
 
 static inline struct net_device *bridge_parent(const struct net_device *dev)
 {
@@ -226,8 +223,12 @@ static int br_nf_pre_routing_finish_ipv6(struct sk_buff *skb)
         }
         nf_bridge->mask ^= BRNF_NF_BRIDGE_PREROUTING;
 
-        skb->rtable = &__fake_rtable;
-        dst_hold(&__fake_rtable.u.dst);
+        skb->rtable = bridge_parent_rtable(nf_bridge->physindev);
+        if (!skb->rtable) {
+                kfree_skb(skb);
+                return 0;
+        }
+        dst_hold(&skb->rtable->u.dst);
 
         skb->dev = nf_bridge->physindev;
         nf_bridge_push_encap_header(skb);
@@ -391,8 +392,12 @@ bridged_dnat:
                         skb->pkt_type = PACKET_HOST;
                 }
         } else {
-                skb->rtable = &__fake_rtable;
-                dst_hold(&__fake_rtable.u.dst);
+                skb->rtable = bridge_parent_rtable(nf_bridge->physindev);
+                if (!skb->rtable) {
+                        kfree_skb(skb);
+                        return 0;
+                }
+                dst_hold(&skb->rtable->u.dst);
         }
 
         skb->dev = nf_bridge->physindev;
@@ -611,8 +616,8 @@ static unsigned int br_nf_local_in(unsigned int hook, struct sk_buff *skb,
                                    const struct net_device *out,
                                    int (*okfn)(struct sk_buff *))
 {
-        if (skb->rtable == &__fake_rtable) {
-                dst_release(&__fake_rtable.u.dst);
+        if (skb->rtable && skb->rtable == bridge_parent_rtable(in)) {
+                dst_release(&skb->rtable->u.dst);
                 skb->rtable = NULL;
         }
 
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 815ed38925b2..c3dc18ddc043 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -15,6 +15,7 @@
 
 #include <linux/netdevice.h>
 #include <linux/if_bridge.h>
+#include <net/route.h>
 
 #define BR_HASH_BITS 8
 #define BR_HASH_SIZE (1 << BR_HASH_BITS)
@@ -92,6 +93,9 @@ struct net_bridge
         struct hlist_head               hash[BR_HASH_SIZE];
         struct list_head                age_list;
         unsigned long                   feature_mask;
+#ifdef CONFIG_BRIDGE_NETFILTER
+        struct rtable                   fake_rtable;
+#endif
         unsigned long                   flags;
 #define BR_SET_MAC_ADDR         0x00000001
 
@@ -197,9 +201,11 @@ extern int br_ioctl_deviceless_stub(struct net *net, unsigned int cmd, void __us
 #ifdef CONFIG_BRIDGE_NETFILTER
 extern int br_netfilter_init(void);
 extern void br_netfilter_fini(void);
+extern void br_netfilter_rtable_init(struct net_bridge *);
 #else
 #define br_netfilter_init()     (0)
 #define br_netfilter_fini()     do { } while(0)
+#define br_netfilter_rtable_init(x)
 #endif
 
 /* br_stp.c */
diff --git a/net/bridge/br_stp.c b/net/bridge/br_stp.c
index 921bbe5cb94a..6e63ec3f1fcf 100644
--- a/net/bridge/br_stp.c
+++ b/net/bridge/br_stp.c
@@ -368,14 +368,25 @@ static void br_make_blocking(struct net_bridge_port *p)
 /* called under bridge lock */
 static void br_make_forwarding(struct net_bridge_port *p)
 {
-        if (p->state == BR_STATE_BLOCKING) {
-                if (p->br->stp_enabled == BR_KERNEL_STP)
-                        p->state = BR_STATE_LISTENING;
-                else
-                        p->state = BR_STATE_LEARNING;
+        struct net_bridge *br = p->br;
 
-                br_log_state(p);
-                mod_timer(&p->forward_delay_timer, jiffies + p->br->forward_delay);     }
+        if (p->state != BR_STATE_BLOCKING)
+                return;
+
+        if (br->forward_delay == 0) {
+                p->state = BR_STATE_FORWARDING;
+                br_topology_change_detection(br);
+                del_timer(&p->forward_delay_timer);
+        }
+        else if (p->br->stp_enabled == BR_KERNEL_STP)
+                p->state = BR_STATE_LISTENING;
+        else
+                p->state = BR_STATE_LEARNING;
+
+        br_log_state(p);
+
+        if (br->forward_delay != 0)
+                mod_timer(&p->forward_delay_timer, jiffies + br->forward_delay);
 }
 
 /* called under bridge lock */
diff --git a/net/bridge/br_sysfs_br.c b/net/bridge/br_sysfs_br.c
index 27d6a511c8c1..158dee8b4965 100644
--- a/net/bridge/br_sysfs_br.c
+++ b/net/bridge/br_sysfs_br.c
@@ -29,11 +29,12 @@
  */
 static ssize_t store_bridge_parm(struct device *d,
                                  const char *buf, size_t len,
-                                 void (*set)(struct net_bridge *, unsigned long))
+                                 int (*set)(struct net_bridge *, unsigned long))
 {
         struct net_bridge *br = to_bridge(d);
         char *endp;
         unsigned long val;
+        int err;
 
         if (!capable(CAP_NET_ADMIN))
                 return -EPERM;
@@ -43,9 +44,9 @@ static ssize_t store_bridge_parm(struct device *d,
                 return -EINVAL;
 
         spin_lock_bh(&br->lock);
-        (*set)(br, val);
+        err = (*set)(br, val);
         spin_unlock_bh(&br->lock);
-        return len;
+        return err ? err : len;
 }
 
 
@@ -56,12 +57,13 @@ static ssize_t show_forward_delay(struct device *d,
         return sprintf(buf, "%lu\n", jiffies_to_clock_t(br->forward_delay));
 }
 
-static void set_forward_delay(struct net_bridge *br, unsigned long val)
+static int set_forward_delay(struct net_bridge *br, unsigned long val)
 {
         unsigned long delay = clock_t_to_jiffies(val);
         br->forward_delay = delay;
         if (br_is_root_bridge(br))
                 br->bridge_forward_delay = delay;
+        return 0;
 }
 
 static ssize_t store_forward_delay(struct device *d,
@@ -80,12 +82,17 @@ static ssize_t show_hello_time(struct device *d, struct device_attribute *attr,
                        jiffies_to_clock_t(to_bridge(d)->hello_time));
 }
 
-static void set_hello_time(struct net_bridge *br, unsigned long val)
+static int set_hello_time(struct net_bridge *br, unsigned long val)
 {
         unsigned long t = clock_t_to_jiffies(val);
+
+        if (t < HZ)
+                return -EINVAL;
+
         br->hello_time = t;
         if (br_is_root_bridge(br))
                 br->bridge_hello_time = t;
+        return 0;
 }
 
 static ssize_t store_hello_time(struct device *d,
@@ -104,12 +111,13 @@ static ssize_t show_max_age(struct device *d, struct device_attribute *attr,
                        jiffies_to_clock_t(to_bridge(d)->max_age));
 }
 
-static void set_max_age(struct net_bridge *br, unsigned long val)
+static int set_max_age(struct net_bridge *br, unsigned long val)
 {
         unsigned long t = clock_t_to_jiffies(val);
         br->max_age = t;
         if (br_is_root_bridge(br))
                 br->bridge_max_age = t;
+        return 0;
 }
 
 static ssize_t store_max_age(struct device *d, struct device_attribute *attr,
@@ -126,9 +134,10 @@ static ssize_t show_ageing_time(struct device *d,
         return sprintf(buf, "%lu\n", jiffies_to_clock_t(br->ageing_time));
 }
 
-static void set_ageing_time(struct net_bridge *br, unsigned long val)
+static int set_ageing_time(struct net_bridge *br, unsigned long val)
 {
         br->ageing_time = clock_t_to_jiffies(val);
+        return 0;
 }
 
 static ssize_t store_ageing_time(struct device *d,
@@ -180,9 +189,10 @@ static ssize_t show_priority(struct device *d, struct device_attribute *attr,
                        (br->bridge_id.prio[0] << 8) | br->bridge_id.prio[1]);
 }
 
-static void set_priority(struct net_bridge *br, unsigned long val)
+static int set_priority(struct net_bridge *br, unsigned long val)
 {
         br_stp_set_bridge_priority(br, (u16) val);
+        return 0;
 }
 
 static ssize_t store_priority(struct device *d, struct device_attribute *attr,
diff --git a/net/core/datagram.c b/net/core/datagram.c
index dd61dcad6019..52f577a0f544 100644
--- a/net/core/datagram.c
+++ b/net/core/datagram.c
@@ -339,6 +339,93 @@ fault:
         return -EFAULT;
 }
 
+/**
+ *      skb_copy_datagram_from_iovec - Copy a datagram from an iovec.
+ *      @skb: buffer to copy
+ *      @offset: offset in the buffer to start copying to
+ *      @from: io vector to copy to
+ *      @len: amount of data to copy to buffer from iovec
+ *
+ *      Returns 0 or -EFAULT.
+ *      Note: the iovec is modified during the copy.
+ */
+int skb_copy_datagram_from_iovec(struct sk_buff *skb, int offset,
+                                 struct iovec *from, int len)
+{
+        int start = skb_headlen(skb);
+        int i, copy = start - offset;
+
+        /* Copy header. */
+        if (copy > 0) {
+                if (copy > len)
+                        copy = len;
+                if (memcpy_fromiovec(skb->data + offset, from, copy))
+                        goto fault;
+                if ((len -= copy) == 0)
+                        return 0;
+                offset += copy;
+        }
+
+        /* Copy paged appendix. Hmm... why does this look so complicated? */
+        for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
+                int end;
+
+                WARN_ON(start > offset + len);
+
+                end = start + skb_shinfo(skb)->frags[i].size;
+                if ((copy = end - offset) > 0) {
+                        int err;
+                        u8  *vaddr;
+                        skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
+                        struct page *page = frag->page;
+
+                        if (copy > len)
+                                copy = len;
+                        vaddr = kmap(page);
+                        err = memcpy_fromiovec(vaddr + frag->page_offset +
+                                               offset - start, from, copy);
+                        kunmap(page);
+                        if (err)
+                                goto fault;
+
+                        if (!(len -= copy))
+                                return 0;
+                        offset += copy;
+                }
+                start = end;
+        }
+
+        if (skb_shinfo(skb)->frag_list) {
+                struct sk_buff *list = skb_shinfo(skb)->frag_list;
+
+                for (; list; list = list->next) {
+                        int end;
+
+                        WARN_ON(start > offset + len);
+
+                        end = start + list->len;
+                        if ((copy = end - offset) > 0) {
+                                if (copy > len)
+                                        copy = len;
+                                if (skb_copy_datagram_from_iovec(list,
+                                                                 offset - start,
+                                                                 from, copy))
+                                        goto fault;
+                                if ((len -= copy) == 0)
+                                        return 0;
+                                offset += copy;
+                        }
+                        start = end;
+                }
+        }
+        if (!len)
+                return 0;
+
+fault:
+        return -EFAULT;
+}
+EXPORT_SYMBOL(skb_copy_datagram_from_iovec);
+
 static int skb_copy_and_csum_datagram(const struct sk_buff *skb, int offset,
                                       u8 __user *to, int len,
                                       __wsum *csump)
diff --git a/net/core/dev.c b/net/core/dev.c
index 8d13a9b9f1df..e719ed29310f 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1339,19 +1339,23 @@ static void dev_queue_xmit_nit(struct sk_buff *skb, struct net_device *dev)
 }
 
 
-void __netif_schedule(struct Qdisc *q)
+static inline void __netif_reschedule(struct Qdisc *q)
 {
-        if (!test_and_set_bit(__QDISC_STATE_SCHED, &q->state)) {
-                struct softnet_data *sd;
-                unsigned long flags;
+        struct softnet_data *sd;
+        unsigned long flags;
 
-                local_irq_save(flags);
-                sd = &__get_cpu_var(softnet_data);
-                q->next_sched = sd->output_queue;
-                sd->output_queue = q;
-                raise_softirq_irqoff(NET_TX_SOFTIRQ);
-                local_irq_restore(flags);
-        }
+        local_irq_save(flags);
+        sd = &__get_cpu_var(softnet_data);
+        q->next_sched = sd->output_queue;
+        sd->output_queue = q;
+        raise_softirq_irqoff(NET_TX_SOFTIRQ);
+        local_irq_restore(flags);
+}
+
+void __netif_schedule(struct Qdisc *q)
+{
+        if (!test_and_set_bit(__QDISC_STATE_SCHED, &q->state))
+                __netif_reschedule(q);
 }
 EXPORT_SYMBOL(__netif_schedule);
 
@@ -1796,16 +1800,19 @@ gso:
         skb->tc_verd = SET_TC_AT(skb->tc_verd,AT_EGRESS);
 #endif
         if (q->enqueue) {
-                spinlock_t *root_lock = qdisc_root_lock(q);
+                spinlock_t *root_lock = qdisc_lock(q);
 
                 spin_lock(root_lock);
 
-                rc = qdisc_enqueue_root(skb, q);
-                qdisc_run(q);
-
+                if (unlikely(test_bit(__QDISC_STATE_DEACTIVATED, &q->state))) {
+                        kfree_skb(skb);
+                        rc = NET_XMIT_DROP;
+                } else {
+                        rc = qdisc_enqueue_root(skb, q);
+                        qdisc_run(q);
+                }
                 spin_unlock(root_lock);
 
-                rc = rc == NET_XMIT_BYPASS ? NET_XMIT_SUCCESS : rc;
                 goto out;
         }
 
@@ -1909,7 +1916,6 @@ int netif_rx(struct sk_buff *skb)
         if (queue->input_pkt_queue.qlen <= netdev_max_backlog) {
                 if (queue->input_pkt_queue.qlen) {
 enqueue:
-                        dev_hold(skb->dev);
                         __skb_queue_tail(&queue->input_pkt_queue, skb);
                         local_irq_restore(flags);
                         return NET_RX_SUCCESS;
@@ -1941,22 +1947,6 @@ int netif_rx_ni(struct sk_buff *skb)
 
 EXPORT_SYMBOL(netif_rx_ni);
 
-static inline struct net_device *skb_bond(struct sk_buff *skb)
-{
-        struct net_device *dev = skb->dev;
-
-        if (dev->master) {
-                if (skb_bond_should_drop(skb)) {
-                        kfree_skb(skb);
-                        return NULL;
-                }
-                skb->dev = dev->master;
-        }
-
-        return dev;
-}
-
-
 static void net_tx_action(struct softirq_action *h)
 {
         struct softnet_data *sd = &__get_cpu_var(softnet_data);
@@ -1992,15 +1982,22 @@ static void net_tx_action(struct softirq_action *h)
 
                         head = head->next_sched;
 
-                        smp_mb__before_clear_bit();
-                        clear_bit(__QDISC_STATE_SCHED, &q->state);
-
-                        root_lock = qdisc_root_lock(q);
+                        root_lock = qdisc_lock(q);
                         if (spin_trylock(root_lock)) {
+                                smp_mb__before_clear_bit();
+                                clear_bit(__QDISC_STATE_SCHED,
+                                          &q->state);
                                 qdisc_run(q);
                                 spin_unlock(root_lock);
                         } else {
-                                __netif_schedule(q);
+                                if (!test_bit(__QDISC_STATE_DEACTIVATED,
+                                              &q->state)) {
+                                        __netif_reschedule(q);
+                                } else {
+                                        smp_mb__before_clear_bit();
+                                        clear_bit(__QDISC_STATE_SCHED,
+                                                  &q->state);
+                                }
                         }
                 }
         }
@@ -2100,9 +2097,10 @@ static int ing_filter(struct sk_buff *skb)
         rxq = &dev->rx_queue;
 
         q = rxq->qdisc;
-        if (q) {
+        if (q != &noop_qdisc) {
                 spin_lock(qdisc_lock(q));
-                result = qdisc_enqueue_root(skb, q);
+                if (likely(!test_bit(__QDISC_STATE_DEACTIVATED, &q->state)))
+                        result = qdisc_enqueue_root(skb, q);
                 spin_unlock(qdisc_lock(q));
         }
 
@@ -2113,7 +2111,7 @@ static inline struct sk_buff *handle_ing(struct sk_buff *skb,
                                          struct packet_type **pt_prev,
                                          int *ret, struct net_device *orig_dev)
 {
-        if (!skb->dev->rx_queue.qdisc)
+        if (skb->dev->rx_queue.qdisc == &noop_qdisc)
                 goto out;
 
         if (*pt_prev) {
@@ -2183,6 +2181,7 @@ int netif_receive_skb(struct sk_buff *skb)
 {
         struct packet_type *ptype, *pt_prev;
         struct net_device *orig_dev;
+        struct net_device *null_or_orig;
         int ret = NET_RX_DROP;
         __be16 type;
 
@@ -2196,10 +2195,14 @@ int netif_receive_skb(struct sk_buff *skb)
         if (!skb->iif)
                 skb->iif = skb->dev->ifindex;
 
-        orig_dev = skb_bond(skb);
-
-        if (!orig_dev)
-                return NET_RX_DROP;
+        null_or_orig = NULL;
+        orig_dev = skb->dev;
+        if (orig_dev->master) {
+                if (skb_bond_should_drop(skb))
+                        null_or_orig = orig_dev; /* deliver only exact match */
+                else
+                        skb->dev = orig_dev->master;
+        }
 
         __get_cpu_var(netdev_rx_stat).total++;
 
@@ -2223,7 +2226,8 @@ int netif_receive_skb(struct sk_buff *skb)
 #endif
 
         list_for_each_entry_rcu(ptype, &ptype_all, list) {
-                if (!ptype->dev || ptype->dev == skb->dev) {
+                if (ptype->dev == null_or_orig || ptype->dev == skb->dev ||
+                    ptype->dev == orig_dev) {
                         if (pt_prev)
                                 ret = deliver_skb(skb, pt_prev, orig_dev);
                         pt_prev = ptype;
@@ -2248,7 +2252,8 @@ ncls:
         list_for_each_entry_rcu(ptype,
                         &ptype_base[ntohs(type) & PTYPE_HASH_MASK], list) {
                 if (ptype->type == type &&
-                    (!ptype->dev || ptype->dev == skb->dev)) {
+                    (ptype->dev == null_or_orig || ptype->dev == skb->dev ||
+                     ptype->dev == orig_dev)) {
                         if (pt_prev)
                                 ret = deliver_skb(skb, pt_prev, orig_dev);
                         pt_prev = ptype;
@@ -2270,6 +2275,20 @@ out:
         return ret;
 }
 
+/* Network device is going away, flush any packets still pending  */
+static void flush_backlog(void *arg)
+{
+        struct net_device *dev = arg;
+        struct softnet_data *queue = &__get_cpu_var(softnet_data);
+        struct sk_buff *skb, *tmp;
+
+        skb_queue_walk_safe(&queue->input_pkt_queue, skb, tmp)
+                if (skb->dev == dev) {
+                        __skb_unlink(skb, &queue->input_pkt_queue);
+                        kfree_skb(skb);
+                }
+}
+
 static int process_backlog(struct napi_struct *napi, int quota)
 {
         int work = 0;
@@ -2279,7 +2298,6 @@ static int process_backlog(struct napi_struct *napi, int quota)
         napi->weight = weight_p;
         do {
                 struct sk_buff *skb;
-                struct net_device *dev;
 
                 local_irq_disable();
                 skb = __skb_dequeue(&queue->input_pkt_queue);
@@ -2288,14 +2306,9 @@ static int process_backlog(struct napi_struct *napi, int quota)
                         local_irq_enable();
                         break;
                 }
-
                 local_irq_enable();
 
-                dev = skb->dev;
-
                 netif_receive_skb(skb);
-
-                dev_put(dev);
         } while (++work < quota && jiffies == start_time);
 
         return work;
@@ -3988,6 +4001,10 @@ int register_netdevice(struct net_device *dev)
                 }
         }
 
+        /* Enable software GSO if SG is supported. */
+        if (dev->features & NETIF_F_SG)
+                dev->features |= NETIF_F_GSO;
+
         netdev_initialize_kobject(dev);
         ret = netdev_register_kobject(dev);
         if (ret)
@@ -4165,6 +4182,8 @@ void netdev_run_todo(void)
 
                 dev->reg_state = NETREG_UNREGISTERED;
 
+                on_each_cpu(flush_backlog, dev, 1);
+
                 netdev_wait_allrefs(dev);
 
                 /* paranoia */
@@ -4200,6 +4219,7 @@ static void netdev_init_queues(struct net_device *dev)
 {
         netdev_init_one_queue(dev, &dev->rx_queue, NULL);
         netdev_for_each_tx_queue(dev, netdev_init_one_queue, NULL);
+        spin_lock_init(&dev->tx_global_lock);
 }
 
 /**
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index f62c8af85d38..9d92e41826e7 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -2281,6 +2281,7 @@ static struct neighbour *neigh_get_idx(struct seq_file *seq, loff_t *pos)
         struct neighbour *n = neigh_get_first(seq);
 
         if (n) {
+                --(*pos);
                 while (*pos) {
                         n = neigh_get_next(seq, n, pos);
                         if (!n)
@@ -2341,6 +2342,7 @@ static struct pneigh_entry *pneigh_get_idx(struct seq_file *seq, loff_t *pos)
         struct pneigh_entry *pn = pneigh_get_first(seq);
 
         if (pn) {
+                --(*pos);
                 while (*pos) {
                         pn = pneigh_get_next(seq, pn, pos);
                         if (!pn)
@@ -2354,10 +2356,11 @@ static void *neigh_get_idx_any(struct seq_file *seq, loff_t *pos)
 {
         struct neigh_seq_state *state = seq->private;
         void *rc;
+        loff_t idxpos = *pos;
 
-        rc = neigh_get_idx(seq, pos);
+        rc = neigh_get_idx(seq, &idxpos);
         if (!rc && !(state->flags & NEIGH_SEQ_NEIGH_ONLY))
-                rc = pneigh_get_idx(seq, pos);
+                rc = pneigh_get_idx(seq, &idxpos);
 
         return rc;
 }
@@ -2366,7 +2369,6 @@ void *neigh_seq_start(struct seq_file *seq, loff_t *pos, struct neigh_table *tbl
         __acquires(tbl->lock)
 {
         struct neigh_seq_state *state = seq->private;
-        loff_t pos_minus_one;
 
         state->tbl = tbl;
         state->bucket = 0;
@@ -2374,8 +2376,7 @@ void *neigh_seq_start(struct seq_file *seq, loff_t *pos, struct neigh_table *tbl
 
         read_lock_bh(&tbl->lock);
 
-        pos_minus_one = *pos - 1;
-        return *pos ? neigh_get_idx_any(seq, &pos_minus_one) : SEQ_START_TOKEN;
+        return *pos ? neigh_get_idx_any(seq, pos) : SEQ_START_TOKEN;
 }
 EXPORT_SYMBOL(neigh_seq_start);
 
@@ -2385,7 +2386,7 @@ void *neigh_seq_next(struct seq_file *seq, void *v, loff_t *pos)
         void *rc;
 
         if (v == SEQ_START_TOKEN) {
-                rc = neigh_get_idx(seq, pos);
+                rc = neigh_get_first(seq);
                 goto out;
         }
 
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index c12720895ecf..6c7af390be0a 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -70,6 +70,7 @@ static void queue_process(struct work_struct *work)
                 local_irq_save(flags);
                 __netif_tx_lock(txq, smp_processor_id());
                 if (netif_tx_queue_stopped(txq) ||
+                    netif_tx_queue_frozen(txq) ||
                     dev->hard_start_xmit(skb, dev) != NETDEV_TX_OK) {
                         skb_queue_head(&npinfo->txq, skb);
                         __netif_tx_unlock(txq);
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index c7d484f7e1c4..a756847e3814 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -168,7 +168,7 @@
 #include <asm/div64.h>          /* do_div */
 #include <asm/timex.h>
 
-#define VERSION  "pktgen v2.69: Packet Generator for packet performance testing.\n"
+#define VERSION  "pktgen v2.70: Packet Generator for packet performance testing.\n"
 
 #define IP_NAME_SZ 32
 #define MAX_MPLS_LABELS 16 /* This is the max label stack depth */
@@ -189,6 +189,7 @@
 #define F_FLOW_SEQ    (1<<11)   /* Sequential flows */
 #define F_IPSEC_ON    (1<<12)   /* ipsec on for flows */
 #define F_QUEUE_MAP_RND (1<<13) /* queue map Random */
+#define F_QUEUE_MAP_CPU (1<<14) /* queue map mirrors smp_processor_id() */
 
 /* Thread control flag bits */
 #define T_TERMINATE   (1<<0)
@@ -621,6 +622,9 @@ static int pktgen_if_show(struct seq_file *seq, void *v)
         if (pkt_dev->flags & F_QUEUE_MAP_RND)
                 seq_printf(seq,  "QUEUE_MAP_RND  ");
 
+        if (pkt_dev->flags & F_QUEUE_MAP_CPU)
+                seq_printf(seq,  "QUEUE_MAP_CPU  ");
+
         if (pkt_dev->cflows) {
                 if (pkt_dev->flags & F_FLOW_SEQ)
                         seq_printf(seq,  "FLOW_SEQ  "); /*in sequence flows*/
@@ -1134,6 +1138,12 @@ static ssize_t pktgen_if_write(struct file *file,
 
                 else if (strcmp(f, "!QUEUE_MAP_RND") == 0)
                         pkt_dev->flags &= ~F_QUEUE_MAP_RND;
+
+                else if (strcmp(f, "QUEUE_MAP_CPU") == 0)
+                        pkt_dev->flags |= F_QUEUE_MAP_CPU;
+
+                else if (strcmp(f, "!QUEUE_MAP_CPU") == 0)
+                        pkt_dev->flags &= ~F_QUEUE_MAP_CPU;
 #ifdef CONFIG_XFRM
                 else if (strcmp(f, "IPSEC") == 0)
                         pkt_dev->flags |= F_IPSEC_ON;
@@ -1895,6 +1905,23 @@ static int pktgen_device_event(struct notifier_block *unused,
         return NOTIFY_DONE;
 }
 
+static struct net_device *pktgen_dev_get_by_name(struct pktgen_dev *pkt_dev, const char *ifname)
+{
+        char b[IFNAMSIZ+5];
+        int i = 0;
+
+        for(i=0; ifname[i] != '@'; i++) {
+                if(i == IFNAMSIZ)
+                        break;
+
+                b[i] = ifname[i];
+        }
+        b[i] = 0;
+
+        return dev_get_by_name(&init_net, b);
+}
+
+
 /* Associate pktgen_dev with a device. */
 
 static int pktgen_setup_dev(struct pktgen_dev *pkt_dev, const char *ifname)
@@ -1908,7 +1935,7 @@ static int pktgen_setup_dev(struct pktgen_dev *pkt_dev, const char *ifname)
                 pkt_dev->odev = NULL;
         }
 
-        odev = dev_get_by_name(&init_net, ifname);
+        odev = pktgen_dev_get_by_name(pkt_dev, ifname);
         if (!odev) {
                 printk(KERN_ERR "pktgen: no such netdevice: \"%s\"\n", ifname);
                 return -ENODEV;
@@ -1934,6 +1961,8 @@ static int pktgen_setup_dev(struct pktgen_dev *pkt_dev, const char *ifname)
  */
 static void pktgen_setup_inject(struct pktgen_dev *pkt_dev)
 {
+        int ntxq;
+
         if (!pkt_dev->odev) {
                 printk(KERN_ERR "pktgen: ERROR: pkt_dev->odev == NULL in "
                        "setup_inject.\n");
@@ -1942,6 +1971,33 @@ static void pktgen_setup_inject(struct pktgen_dev *pkt_dev)
                 return;
         }
 
+        /* make sure that we don't pick a non-existing transmit queue */
+        ntxq = pkt_dev->odev->real_num_tx_queues;
+        if (ntxq <= num_online_cpus() && (pkt_dev->flags & F_QUEUE_MAP_CPU)) {
+                printk(KERN_WARNING "pktgen: WARNING: QUEUE_MAP_CPU "
+                       "disabled because CPU count (%d) exceeds number ",
+                       num_online_cpus());
+                printk(KERN_WARNING "pktgen: WARNING: of tx queues "
+                       "(%d) on %s \n", ntxq, pkt_dev->odev->name);
+                pkt_dev->flags &= ~F_QUEUE_MAP_CPU;
+        }
+        if (ntxq <= pkt_dev->queue_map_min) {
+                printk(KERN_WARNING "pktgen: WARNING: Requested "
+                       "queue_map_min (%d) exceeds number of tx\n",
+                       pkt_dev->queue_map_min);
+                printk(KERN_WARNING "pktgen: WARNING: queues (%d) on "
+                       "%s, resetting\n", ntxq, pkt_dev->odev->name);
+                pkt_dev->queue_map_min = ntxq - 1;
+        }
+        if (ntxq <= pkt_dev->queue_map_max) {
+                printk(KERN_WARNING "pktgen: WARNING: Requested "
+                       "queue_map_max (%d) exceeds number of tx\n",
+                       pkt_dev->queue_map_max);
+                printk(KERN_WARNING "pktgen: WARNING: queues (%d) on "
+                       "%s, resetting\n", ntxq, pkt_dev->odev->name);
+                pkt_dev->queue_map_max = ntxq - 1;
+        }
+
         /* Default to the interface's mac if not explicitly set. */
 
         if (is_zero_ether_addr(pkt_dev->src_mac))
@@ -2085,15 +2141,19 @@ static inline int f_pick(struct pktgen_dev *pkt_dev)
                 if (pkt_dev->flows[flow].count >= pkt_dev->lflow) {
                         /* reset time */
                         pkt_dev->flows[flow].count = 0;
+                        pkt_dev->flows[flow].flags = 0;
                         pkt_dev->curfl += 1;
                         if (pkt_dev->curfl >= pkt_dev->cflows)
                                 pkt_dev->curfl = 0; /*reset */
                 }
         } else {
                 flow = random32() % pkt_dev->cflows;
+                pkt_dev->curfl = flow;
 
-                if (pkt_dev->flows[flow].count > pkt_dev->lflow)
+                if (pkt_dev->flows[flow].count > pkt_dev->lflow) {
                         pkt_dev->flows[flow].count = 0;
+                        pkt_dev->flows[flow].flags = 0;
+                }
         }
 
         return pkt_dev->curfl;
@@ -2125,7 +2185,11 @@ static void get_ipsec_sa(struct pktgen_dev *pkt_dev, int flow)
 #endif
 static void set_cur_queue_map(struct pktgen_dev *pkt_dev)
 {
-        if (pkt_dev->queue_map_min < pkt_dev->queue_map_max) {
+
+        if (pkt_dev->flags & F_QUEUE_MAP_CPU)
+                pkt_dev->cur_queue_map = smp_processor_id();
+
+        else if (pkt_dev->queue_map_min < pkt_dev->queue_map_max) {
                 __u16 t;
                 if (pkt_dev->flags & F_QUEUE_MAP_RND) {
                         t = random32() %
@@ -2162,7 +2226,7 @@ static void mod_cur_headers(struct pktgen_dev *pkt_dev)
                         mc = random32() % pkt_dev->src_mac_count;
                 else {
                         mc = pkt_dev->cur_src_mac_offset++;
-                        if (pkt_dev->cur_src_mac_offset >
+                        if (pkt_dev->cur_src_mac_offset >=
                             pkt_dev->src_mac_count)
                                 pkt_dev->cur_src_mac_offset = 0;
                 }
@@ -2189,7 +2253,7 @@ static void mod_cur_headers(struct pktgen_dev *pkt_dev)
 
                 else {
                         mc = pkt_dev->cur_dst_mac_offset++;
-                        if (pkt_dev->cur_dst_mac_offset >
+                        if (pkt_dev->cur_dst_mac_offset >=
                             pkt_dev->dst_mac_count) {
                                 pkt_dev->cur_dst_mac_offset = 0;
                         }
@@ -3305,6 +3369,7 @@ static __inline__ void pktgen_xmit(struct pktgen_dev *pkt_dev)
 
         txq = netdev_get_tx_queue(odev, queue_map);
         if (netif_tx_queue_stopped(txq) ||
+            netif_tx_queue_frozen(txq) ||
             need_resched()) {
                 idle_start = getCurUs();
 
@@ -3320,7 +3385,8 @@ static __inline__ void pktgen_xmit(struct pktgen_dev *pkt_dev)
 
                 pkt_dev->idle_acc += getCurUs() - idle_start;
 
-                if (netif_tx_queue_stopped(txq)) {
+                if (netif_tx_queue_stopped(txq) ||
+                    netif_tx_queue_frozen(txq)) {
                         pkt_dev->next_tx_us = getCurUs();       /* TODO */
                         pkt_dev->next_tx_ns = 0;
                         goto out;       /* Try the next interface */
@@ -3352,7 +3418,8 @@ static __inline__ void pktgen_xmit(struct pktgen_dev *pkt_dev)
         txq = netdev_get_tx_queue(odev, queue_map);
 
         __netif_tx_lock_bh(txq);
-        if (!netif_tx_queue_stopped(txq)) {
+        if (!netif_tx_queue_stopped(txq) &&
+            !netif_tx_queue_frozen(txq)) {
 
                 atomic_inc(&(pkt_dev->skb->users));
               retry_now:
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 4e0c92274189..ca1ccdf1ef76 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -485,6 +485,9 @@ static struct sk_buff *__skb_clone(struct sk_buff *n, struct sk_buff *skb)
         C(head);
         C(data);
         C(truesize);
+#if defined(CONFIG_MAC80211) || defined(CONFIG_MAC80211_MODULE)
+        C(do_not_encrypt);
+#endif
         atomic_set(&n->users, 1);
 
         atomic_inc(&(skb_shinfo(skb)->dataref));
@@ -2253,14 +2256,7 @@ struct sk_buff *skb_segment(struct sk_buff *skb, int features)
                         segs = nskb;
                 tail = nskb;
 
-                nskb->dev = skb->dev;
-                skb_copy_queue_mapping(nskb, skb);
-                nskb->priority = skb->priority;
-                nskb->protocol = skb->protocol;
-                nskb->vlan_tci = skb->vlan_tci;
-                nskb->dst = dst_clone(skb->dst);
-                memcpy(nskb->cb, skb->cb, sizeof(skb->cb));
-                nskb->pkt_type = skb->pkt_type;
+                __copy_skb_header(nskb, skb);
                 nskb->mac_len = skb->mac_len;
 
                 skb_reserve(nskb, headroom);
@@ -2271,6 +2267,7 @@ struct sk_buff *skb_segment(struct sk_buff *skb, int features)
                 skb_copy_from_linear_data(skb, skb_put(nskb, doffset),
                                           doffset);
                 if (!sg) {
+                        nskb->ip_summed = CHECKSUM_NONE;
                         nskb->csum = skb_copy_and_csum_bits(skb, offset,
                                                             skb_put(nskb, len),
                                                             len, 0);
@@ -2280,8 +2277,6 @@ struct sk_buff *skb_segment(struct sk_buff *skb, int features)
                 frag = skb_shinfo(nskb)->frags;
                 k = 0;
 
-                nskb->ip_summed = CHECKSUM_PARTIAL;
-                nskb->csum = skb->csum;
                 skb_copy_from_linear_data_offset(skb, offset,
                                                  skb_put(nskb, hsize), hsize);
 
diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h
index 1c2e3ec2eb57..b4bc6e095a0e 100644
--- a/net/dccp/dccp.h
+++ b/net/dccp/dccp.h
@@ -229,7 +229,8 @@ extern void dccp_v4_send_check(struct sock *sk, int len, struct sk_buff *skb);
 extern int  dccp_retransmit_skb(struct sock *sk);
 
 extern void dccp_send_ack(struct sock *sk);
-extern void dccp_reqsk_send_ack(struct sk_buff *sk, struct request_sock *rsk);
+extern void dccp_reqsk_send_ack(struct sock *sk, struct sk_buff *skb,
+                                struct request_sock *rsk);
 
 extern void dccp_send_sync(struct sock *sk, const u64 seq,
                            const enum dccp_pkt_type pkt_type);
diff --git a/net/dccp/input.c b/net/dccp/input.c
index df2f110df94a..803933ab396d 100644
--- a/net/dccp/input.c
+++ b/net/dccp/input.c
@@ -411,12 +411,6 @@ static int dccp_rcv_request_sent_state_process(struct sock *sk,
                 struct dccp_sock *dp = dccp_sk(sk);
                 long tstamp = dccp_timestamp();
 
-                /* Stop the REQUEST timer */
-                inet_csk_clear_xmit_timer(sk, ICSK_TIME_RETRANS);
-                WARN_ON(sk->sk_send_head == NULL);
-                __kfree_skb(sk->sk_send_head);
-                sk->sk_send_head = NULL;
-
                 if (!between48(DCCP_SKB_CB(skb)->dccpd_ack_seq,
                                dp->dccps_awl, dp->dccps_awh)) {
                         dccp_pr_debug("invalid ackno: S.AWL=%llu, "
@@ -441,6 +435,12 @@ static int dccp_rcv_request_sent_state_process(struct sock *sk,
                                     DCCP_ACKVEC_STATE_RECEIVED))
                         goto out_invalid_packet; /* FIXME: change error code */
 
+                /* Stop the REQUEST timer */
+                inet_csk_clear_xmit_timer(sk, ICSK_TIME_RETRANS);
+                WARN_ON(sk->sk_send_head == NULL);
+                kfree_skb(sk->sk_send_head);
+                sk->sk_send_head = NULL;
+
                 dp->dccps_isr = DCCP_SKB_CB(skb)->dccpd_seq;
                 dccp_update_gsr(sk, dp->dccps_isr);
                 /*
diff --git a/net/dccp/minisocks.c b/net/dccp/minisocks.c
index 66dca5bba858..b2804e2d1b8c 100644
--- a/net/dccp/minisocks.c
+++ b/net/dccp/minisocks.c
@@ -296,7 +296,8 @@ int dccp_child_process(struct sock *parent, struct sock *child,
 
 EXPORT_SYMBOL_GPL(dccp_child_process);
 
-void dccp_reqsk_send_ack(struct sk_buff *skb, struct request_sock *rsk)
+void dccp_reqsk_send_ack(struct sock *sk, struct sk_buff *skb,
+                         struct request_sock *rsk)
 {
         DCCP_BUG("DCCP-ACK packets are never sent in LISTEN/RESPOND state");
 }
diff --git a/net/dccp/proto.c b/net/dccp/proto.c
index b622d9744856..1ca3b26eed0f 100644
--- a/net/dccp/proto.c
+++ b/net/dccp/proto.c
@@ -474,6 +474,11 @@ static int dccp_setsockopt_change(struct sock *sk, int type,
 
         if (copy_from_user(&opt, optval, sizeof(opt)))
                 return -EFAULT;
+        /*
+         * rfc4340: 6.1. Change Options
+         */
+        if (opt.dccpsf_len < 1)
+                return -EINVAL;
 
         val = kmalloc(opt.dccpsf_len, GFP_KERNEL);
         if (!val)
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 91d3d96805d0..b12dae2b0b2d 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1029,6 +1029,11 @@ skip:
         }
 }
 
+static inline bool inetdev_valid_mtu(unsigned mtu)
+{
+        return mtu >= 68;
+}
+
 /* Called only under RTNL semaphore */
 
 static int inetdev_event(struct notifier_block *this, unsigned long event,
@@ -1048,6 +1053,10 @@ static int inetdev_event(struct notifier_block *this, unsigned long event,
                                 IN_DEV_CONF_SET(in_dev, NOXFRM, 1);
                                 IN_DEV_CONF_SET(in_dev, NOPOLICY, 1);
                         }
+                } else if (event == NETDEV_CHANGEMTU) {
+                        /* Re-enabling IP */
+                        if (inetdev_valid_mtu(dev->mtu))
+                                in_dev = inetdev_init(dev);
                 }
                 goto out;
         }
@@ -1058,7 +1067,7 @@ static int inetdev_event(struct notifier_block *this, unsigned long event,
                 dev->ip_ptr = NULL;
                 break;
         case NETDEV_UP:
-                if (dev->mtu < 68)
+                if (!inetdev_valid_mtu(dev->mtu))
                         break;
                 if (dev->flags & IFF_LOOPBACK) {
                         struct in_ifaddr *ifa;
@@ -1080,9 +1089,9 @@ static int inetdev_event(struct notifier_block *this, unsigned long event,
                 ip_mc_down(in_dev);
                 break;
         case NETDEV_CHANGEMTU:
-                if (dev->mtu >= 68)
+                if (inetdev_valid_mtu(dev->mtu))
                         break;
-                /* MTU falled under 68, disable IP */
+                /* disable IP when MTU is not enough */
         case NETDEV_UNREGISTER:
                 inetdev_destroy(in_dev);
                 break;
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
index 4e73e5708e70..21515d4c49eb 100644
--- a/net/ipv4/esp4.c
+++ b/net/ipv4/esp4.c
@@ -575,7 +575,7 @@ static int esp_init_state(struct xfrm_state *x)
                               crypto_aead_ivsize(aead);
         if (x->props.mode == XFRM_MODE_TUNNEL)
                 x->props.header_len += sizeof(struct iphdr);
-        else if (x->props.mode == XFRM_MODE_BEET)
+        else if (x->props.mode == XFRM_MODE_BEET && x->sel.family != AF_INET6)
                 x->props.header_len += IPV4_BEET_PHMAXLEN;
         if (x->encap) {
                 struct xfrm_encap_tmpl *encap = x->encap;
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index 860558633b2c..55c355e63234 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -204,18 +204,22 @@ static struct sock *icmp_sk(struct net *net)
         return net->ipv4.icmp_sk[smp_processor_id()];
 }
 
-static inline int icmp_xmit_lock(struct sock *sk)
+static inline struct sock *icmp_xmit_lock(struct net *net)
 {
+        struct sock *sk;
+
         local_bh_disable();
 
+        sk = icmp_sk(net);
+
         if (unlikely(!spin_trylock(&sk->sk_lock.slock))) {
                 /* This can happen if the output path signals a
                  * dst_link_failure() for an outgoing ICMP packet.
                  */
                 local_bh_enable();
-                return 1;
+                return NULL;
         }
-        return 0;
+        return sk;
 }
 
 static inline void icmp_xmit_unlock(struct sock *sk)
@@ -354,15 +358,17 @@ static void icmp_reply(struct icmp_bxm *icmp_param, struct sk_buff *skb)
         struct ipcm_cookie ipc;
         struct rtable *rt = skb->rtable;
         struct net *net = dev_net(rt->u.dst.dev);
-        struct sock *sk = icmp_sk(net);
-        struct inet_sock *inet = inet_sk(sk);
+        struct sock *sk;
+        struct inet_sock *inet;
         __be32 daddr;
 
         if (ip_options_echo(&icmp_param->replyopts, skb))
                 return;
 
-        if (icmp_xmit_lock(sk))
+        sk = icmp_xmit_lock(net);
+        if (sk == NULL)
                 return;
+        inet = inet_sk(sk);
 
         icmp_param->data.icmph.checksum = 0;
 
@@ -419,7 +425,6 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
         if (!rt)
                 goto out;
         net = dev_net(rt->u.dst.dev);
-        sk = icmp_sk(net);
 
         /*
          *      Find the original header. It is expected to be valid, of course.
@@ -483,7 +488,8 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
                 }
         }
 
-        if (icmp_xmit_lock(sk))
+        sk = icmp_xmit_lock(net);
+        if (sk == NULL)
                 return;
 
         /*
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index 6203ece53606..f70fac612596 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -289,6 +289,7 @@ static struct sk_buff *igmpv3_newpack(struct net_device *dev, int size)
         struct rtable *rt;
         struct iphdr *pip;
         struct igmpv3_report *pig;
+        struct net *net = dev_net(dev);
 
         skb = alloc_skb(size + LL_ALLOCATED_SPACE(dev), GFP_ATOMIC);
         if (skb == NULL)
@@ -299,7 +300,7 @@ static struct sk_buff *igmpv3_newpack(struct net_device *dev, int size)
                                     .nl_u = { .ip4_u = {
                                     .daddr = IGMPV3_ALL_MCR } },
                                     .proto = IPPROTO_IGMP };
-                if (ip_route_output_key(&init_net, &rt, &fl)) {
+                if (ip_route_output_key(net, &rt, &fl)) {
                         kfree_skb(skb);
                         return NULL;
                 }
@@ -629,6 +630,7 @@ static int igmp_send_report(struct in_device *in_dev, struct ip_mc_list *pmc,
         struct igmphdr *ih;
         struct rtable *rt;
         struct net_device *dev = in_dev->dev;
+        struct net *net = dev_net(dev);
         __be32  group = pmc ? pmc->multiaddr : 0;
         __be32  dst;
 
@@ -643,7 +645,7 @@ static int igmp_send_report(struct in_device *in_dev, struct ip_mc_list *pmc,
                 struct flowi fl = { .oif = dev->ifindex,
                                     .nl_u = { .ip4_u = { .daddr = dst } },
                                     .proto = IPPROTO_IGMP };
-                if (ip_route_output_key(&init_net, &rt, &fl))
+                if (ip_route_output_key(net, &rt, &fl))
                         return -1;
         }
         if (rt->rt_src == 0) {
@@ -1196,9 +1198,6 @@ void ip_mc_inc_group(struct in_device *in_dev, __be32 addr)
 
         ASSERT_RTNL();
 
-        if (!net_eq(dev_net(in_dev->dev), &init_net))
-                return;
-
         for (im=in_dev->mc_list; im; im=im->next) {
                 if (im->multiaddr == addr) {
                         im->users++;
@@ -1278,9 +1277,6 @@ void ip_mc_dec_group(struct in_device *in_dev, __be32 addr)
 
         ASSERT_RTNL();
 
-        if (!net_eq(dev_net(in_dev->dev), &init_net))
-                return;
-
         for (ip=&in_dev->mc_list; (i=*ip)!=NULL; ip=&i->next) {
                 if (i->multiaddr==addr) {
                         if (--i->users == 0) {
@@ -1308,9 +1304,6 @@ void ip_mc_down(struct in_device *in_dev)
 
         ASSERT_RTNL();
 
-        if (!net_eq(dev_net(in_dev->dev), &init_net))
-                return;
-
         for (i=in_dev->mc_list; i; i=i->next)
                 igmp_group_dropped(i);
 
@@ -1331,9 +1324,6 @@ void ip_mc_init_dev(struct in_device *in_dev)
 {
         ASSERT_RTNL();
 
-        if (!net_eq(dev_net(in_dev->dev), &init_net))
-                return;
-
         in_dev->mc_tomb = NULL;
 #ifdef CONFIG_IP_MULTICAST
         in_dev->mr_gq_running = 0;
@@ -1357,9 +1347,6 @@ void ip_mc_up(struct in_device *in_dev)
 
         ASSERT_RTNL();
 
-        if (!net_eq(dev_net(in_dev->dev), &init_net))
-                return;
-
         ip_mc_inc_group(in_dev, IGMP_ALL_HOSTS);
 
         for (i=in_dev->mc_list; i; i=i->next)
@@ -1376,9 +1363,6 @@ void ip_mc_destroy_dev(struct in_device *in_dev)
 
         ASSERT_RTNL();
 
-        if (!net_eq(dev_net(in_dev->dev), &init_net))
-                return;
-
         /* Deactivate timers */
         ip_mc_down(in_dev);
 
@@ -1395,7 +1379,7 @@ void ip_mc_destroy_dev(struct in_device *in_dev)
         write_unlock_bh(&in_dev->mc_list_lock);
 }
 
-static struct in_device * ip_mc_find_dev(struct ip_mreqn *imr)
+static struct in_device *ip_mc_find_dev(struct net *net, struct ip_mreqn *imr)
 {
         struct flowi fl = { .nl_u = { .ip4_u =
                                       { .daddr = imr->imr_multiaddr.s_addr } } };
@@ -1404,19 +1388,19 @@ static struct in_device * ip_mc_find_dev(struct ip_mreqn *imr)
         struct in_device *idev = NULL;
 
         if (imr->imr_ifindex) {
-                idev = inetdev_by_index(&init_net, imr->imr_ifindex);
+                idev = inetdev_by_index(net, imr->imr_ifindex);
                 if (idev)
                         __in_dev_put(idev);
                 return idev;
         }
         if (imr->imr_address.s_addr) {
-                dev = ip_dev_find(&init_net, imr->imr_address.s_addr);
+                dev = ip_dev_find(net, imr->imr_address.s_addr);
                 if (!dev)
                         return NULL;
                 dev_put(dev);
         }
 
-        if (!dev && !ip_route_output_key(&init_net, &rt, &fl)) {
+        if (!dev && !ip_route_output_key(net, &rt, &fl)) {
                 dev = rt->u.dst.dev;
                 ip_rt_put(rt);
         }
@@ -1754,18 +1738,16 @@ int ip_mc_join_group(struct sock *sk , struct ip_mreqn *imr)
         struct ip_mc_socklist *iml=NULL, *i;
         struct in_device *in_dev;
         struct inet_sock *inet = inet_sk(sk);
+        struct net *net = sock_net(sk);
         int ifindex;
         int count = 0;
 
         if (!ipv4_is_multicast(addr))
                 return -EINVAL;
 
-        if (!net_eq(sock_net(sk), &init_net))
-                return -EPROTONOSUPPORT;
-
         rtnl_lock();
 
-        in_dev = ip_mc_find_dev(imr);
+        in_dev = ip_mc_find_dev(net, imr);
 
         if (!in_dev) {
                 iml = NULL;
@@ -1827,15 +1809,13 @@ int ip_mc_leave_group(struct sock *sk, struct ip_mreqn *imr)
         struct inet_sock *inet = inet_sk(sk);
         struct ip_mc_socklist *iml, **imlp;
         struct in_device *in_dev;
+        struct net *net = sock_net(sk);
         __be32 group = imr->imr_multiaddr.s_addr;
         u32 ifindex;
         int ret = -EADDRNOTAVAIL;
 
-        if (!net_eq(sock_net(sk), &init_net))
-                return -EPROTONOSUPPORT;
-
         rtnl_lock();
-        in_dev = ip_mc_find_dev(imr);
+        in_dev = ip_mc_find_dev(net, imr);
         ifindex = imr->imr_ifindex;
         for (imlp = &inet->mc_list; (iml = *imlp) != NULL; imlp = &iml->next) {
                 if (iml->multi.imr_multiaddr.s_addr != group)
@@ -1873,21 +1853,19 @@ int ip_mc_source(int add, int omode, struct sock *sk, struct
         struct in_device *in_dev = NULL;
         struct inet_sock *inet = inet_sk(sk);
         struct ip_sf_socklist *psl;
+        struct net *net = sock_net(sk);
         int leavegroup = 0;
         int i, j, rv;
 
         if (!ipv4_is_multicast(addr))
                 return -EINVAL;
 
-        if (!net_eq(sock_net(sk), &init_net))
-                return -EPROTONOSUPPORT;
-
         rtnl_lock();
 
         imr.imr_multiaddr.s_addr = mreqs->imr_multiaddr;
         imr.imr_address.s_addr = mreqs->imr_interface;
         imr.imr_ifindex = ifindex;
-        in_dev = ip_mc_find_dev(&imr);
+        in_dev = ip_mc_find_dev(net, &imr);
 
         if (!in_dev) {
                 err = -ENODEV;
@@ -2007,6 +1985,7 @@ int ip_mc_msfilter(struct sock *sk, struct ip_msfilter *msf, int ifindex)
         struct in_device *in_dev;
         struct inet_sock *inet = inet_sk(sk);
         struct ip_sf_socklist *newpsl, *psl;
+        struct net *net = sock_net(sk);
         int leavegroup = 0;
 
         if (!ipv4_is_multicast(addr))
@@ -2015,15 +1994,12 @@ int ip_mc_msfilter(struct sock *sk, struct ip_msfilter *msf, int ifindex)
             msf->imsf_fmode != MCAST_EXCLUDE)
                 return -EINVAL;
 
-        if (!net_eq(sock_net(sk), &init_net))
-                return -EPROTONOSUPPORT;
-
         rtnl_lock();
 
         imr.imr_multiaddr.s_addr = msf->imsf_multiaddr;
         imr.imr_address.s_addr = msf->imsf_interface;
         imr.imr_ifindex = ifindex;
-        in_dev = ip_mc_find_dev(&imr);
+        in_dev = ip_mc_find_dev(net, &imr);
 
         if (!in_dev) {
                 err = -ENODEV;
@@ -2094,19 +2070,17 @@ int ip_mc_msfget(struct sock *sk, struct ip_msfilter *msf,
         struct in_device *in_dev;
         struct inet_sock *inet = inet_sk(sk);
         struct ip_sf_socklist *psl;
+        struct net *net = sock_net(sk);
 
         if (!ipv4_is_multicast(addr))
                 return -EINVAL;
 
-        if (!net_eq(sock_net(sk), &init_net))
-                return -EPROTONOSUPPORT;
-
         rtnl_lock();
 
         imr.imr_multiaddr.s_addr = msf->imsf_multiaddr;
         imr.imr_address.s_addr = msf->imsf_interface;
         imr.imr_ifindex = 0;
-        in_dev = ip_mc_find_dev(&imr);
+        in_dev = ip_mc_find_dev(net, &imr);
 
         if (!in_dev) {
                 err = -ENODEV;
@@ -2163,9 +2137,6 @@ int ip_mc_gsfget(struct sock *sk, struct group_filter *gsf,
         if (!ipv4_is_multicast(addr))
                 return -EINVAL;
 
-        if (!net_eq(sock_net(sk), &init_net))
-                return -EPROTONOSUPPORT;
-
         rtnl_lock();
 
         err = -EADDRNOTAVAIL;
@@ -2246,19 +2217,17 @@ void ip_mc_drop_socket(struct sock *sk)
 {
         struct inet_sock *inet = inet_sk(sk);
         struct ip_mc_socklist *iml;
+        struct net *net = sock_net(sk);
 
         if (inet->mc_list == NULL)
                 return;
 
-        if (!net_eq(sock_net(sk), &init_net))
-                return;
-
         rtnl_lock();
         while ((iml = inet->mc_list) != NULL) {
                 struct in_device *in_dev;
                 inet->mc_list = iml->next;
 
-                in_dev = inetdev_by_index(&init_net, iml->multi.imr_ifindex);
+                in_dev = inetdev_by_index(net, iml->multi.imr_ifindex);
                 (void) ip_mc_leave_src(sk, iml, in_dev);
                 if (in_dev != NULL) {
                         ip_mc_dec_group(in_dev, iml->multi.imr_multiaddr.s_addr);
diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c
index d985bd613d25..743f011b9a84 100644
--- a/net/ipv4/inet_timewait_sock.c
+++ b/net/ipv4/inet_timewait_sock.c
@@ -409,3 +409,38 @@ out:
 }
 
 EXPORT_SYMBOL_GPL(inet_twdr_twcal_tick);
+
+void inet_twsk_purge(struct net *net, struct inet_hashinfo *hashinfo,
+                     struct inet_timewait_death_row *twdr, int family)
+{
+        struct inet_timewait_sock *tw;
+        struct sock *sk;
+        struct hlist_node *node;
+        int h;
+
+        local_bh_disable();
+        for (h = 0; h < (hashinfo->ehash_size); h++) {
+                struct inet_ehash_bucket *head =
+                        inet_ehash_bucket(hashinfo, h);
+                rwlock_t *lock = inet_ehash_lockp(hashinfo, h);
+restart:
+                write_lock(lock);
+                sk_for_each(sk, node, &head->twchain) {
+
+                        tw = inet_twsk(sk);
+                        if (!net_eq(twsk_net(tw), net) ||
+                            tw->tw_family != family)
+                                continue;
+
+                        atomic_inc(&tw->tw_refcnt);
+                        write_unlock(lock);
+                        inet_twsk_deschedule(tw, twdr);
+                        inet_twsk_put(tw);
+
+                        goto restart;
+                }
+                write_unlock(lock);
+        }
+        local_bh_enable();
+}
+EXPORT_SYMBOL_GPL(inet_twsk_purge);
diff --git a/net/ipv4/ipvs/ip_vs_app.c b/net/ipv4/ipvs/ip_vs_app.c
index 1f1897a1a702..201b8ea3020d 100644
--- a/net/ipv4/ipvs/ip_vs_app.c
+++ b/net/ipv4/ipvs/ip_vs_app.c
@@ -608,7 +608,7 @@ int ip_vs_skb_replace(struct sk_buff *skb, gfp_t pri,
 }
 
 
-int ip_vs_app_init(void)
+int __init ip_vs_app_init(void)
 {
         /* we will replace it with proc_net_ipvs_create() soon */
         proc_net_fops_create(&init_net, "ip_vs_app", 0, &ip_vs_app_fops);
diff --git a/net/ipv4/ipvs/ip_vs_conn.c b/net/ipv4/ipvs/ip_vs_conn.c
index f8bdae47a77f..44a6872dc245 100644
--- a/net/ipv4/ipvs/ip_vs_conn.c
+++ b/net/ipv4/ipvs/ip_vs_conn.c
@@ -965,7 +965,7 @@ static void ip_vs_conn_flush(void)
 }
 
 
-int ip_vs_conn_init(void)
+int __init ip_vs_conn_init(void)
 {
         int idx;
 
diff --git a/net/ipv4/ipvs/ip_vs_ctl.c b/net/ipv4/ipvs/ip_vs_ctl.c
index 9a5ace0b4dd6..6379705a8dcb 100644
--- a/net/ipv4/ipvs/ip_vs_ctl.c
+++ b/net/ipv4/ipvs/ip_vs_ctl.c
@@ -683,9 +683,22 @@ static void
 ip_vs_zero_stats(struct ip_vs_stats *stats)
 {
         spin_lock_bh(&stats->lock);
-        memset(stats, 0, (char *)&stats->lock - (char *)stats);
-        spin_unlock_bh(&stats->lock);
+
+        stats->conns = 0;
+        stats->inpkts = 0;
+        stats->outpkts = 0;
+        stats->inbytes = 0;
+        stats->outbytes = 0;
+
+        stats->cps = 0;
+        stats->inpps = 0;
+        stats->outpps = 0;
+        stats->inbps = 0;
+        stats->outbps = 0;
+
         ip_vs_zero_estimator(stats);
+
+        spin_unlock_bh(&stats->lock);
 }
 
 /*
@@ -1589,7 +1602,7 @@ static struct ctl_table vs_vars[] = {
         { .ctl_name = 0 }
 };
 
-struct ctl_path net_vs_ctl_path[] = {
+const struct ctl_path net_vs_ctl_path[] = {
         { .procname = "net", .ctl_name = CTL_NET, },
         { .procname = "ipv4", .ctl_name = NET_IPV4, },
         { .procname = "vs", },
@@ -1784,7 +1797,9 @@ static const struct file_operations ip_vs_info_fops = {
 
 #endif
 
-struct ip_vs_stats ip_vs_stats;
+struct ip_vs_stats ip_vs_stats = {
+        .lock = __SPIN_LOCK_UNLOCKED(ip_vs_stats.lock),
+};
 
 #ifdef CONFIG_PROC_FS
 static int ip_vs_stats_show(struct seq_file *seq, void *v)
@@ -2306,7 +2321,7 @@ static struct nf_sockopt_ops ip_vs_sockopts = {
 };
 
 
-int ip_vs_control_init(void)
+int __init ip_vs_control_init(void)
 {
         int ret;
         int idx;
@@ -2333,8 +2348,6 @@ int ip_vs_control_init(void)
                 INIT_LIST_HEAD(&ip_vs_rtable[idx]);
         }
 
-        memset(&ip_vs_stats, 0, sizeof(ip_vs_stats));
-        spin_lock_init(&ip_vs_stats.lock);
         ip_vs_new_estimator(&ip_vs_stats);
 
         /* Hook the defense timer */
diff --git a/net/ipv4/ipvs/ip_vs_dh.c b/net/ipv4/ipvs/ip_vs_dh.c
index 8afc1503ed20..fa66824d264f 100644
--- a/net/ipv4/ipvs/ip_vs_dh.c
+++ b/net/ipv4/ipvs/ip_vs_dh.c
@@ -233,6 +233,7 @@ static struct ip_vs_scheduler ip_vs_dh_scheduler =
         .name =                 "dh",
         .refcnt =               ATOMIC_INIT(0),
         .module =               THIS_MODULE,
+        .n_list =               LIST_HEAD_INIT(ip_vs_dh_scheduler.n_list),
         .init_service =         ip_vs_dh_init_svc,
         .done_service =         ip_vs_dh_done_svc,
         .update_service =       ip_vs_dh_update_svc,
@@ -242,7 +243,6 @@ static struct ip_vs_scheduler ip_vs_dh_scheduler =
 
 static int __init ip_vs_dh_init(void)
 {
-        INIT_LIST_HEAD(&ip_vs_dh_scheduler.n_list);
         return register_ip_vs_scheduler(&ip_vs_dh_scheduler);
 }
 
diff --git a/net/ipv4/ipvs/ip_vs_est.c b/net/ipv4/ipvs/ip_vs_est.c
index bc04eedd6dbb..5a20f93bd7f9 100644
--- a/net/ipv4/ipvs/ip_vs_est.c
+++ b/net/ipv4/ipvs/ip_vs_est.c
@@ -17,6 +17,7 @@
 #include <linux/types.h>
 #include <linux/interrupt.h>
 #include <linux/sysctl.h>
+#include <linux/list.h>
 
 #include <net/ip_vs.h>
 
@@ -44,28 +45,11 @@
  */
 
 
-struct ip_vs_estimator
-{
-        struct ip_vs_estimator  *next;
-        struct ip_vs_stats      *stats;
-
-        u32                     last_conns;
-        u32                     last_inpkts;
-        u32                     last_outpkts;
-        u64                     last_inbytes;
-        u64                     last_outbytes;
-
-        u32                     cps;
-        u32                     inpps;
-        u32                     outpps;
-        u32                     inbps;
-        u32                     outbps;
-};
-
+static void estimation_timer(unsigned long arg);
 
-static struct ip_vs_estimator *est_list = NULL;
-static DEFINE_RWLOCK(est_lock);
-static struct timer_list est_timer;
+static LIST_HEAD(est_list);
+static DEFINE_SPINLOCK(est_lock);
+static DEFINE_TIMER(est_timer, estimation_timer, 0, 0);
 
 static void estimation_timer(unsigned long arg)
 {
@@ -76,9 +60,9 @@ static void estimation_timer(unsigned long arg)
         u64 n_inbytes, n_outbytes;
         u32 rate;
 
-        read_lock(&est_lock);
-        for (e = est_list; e; e = e->next) {
-                s = e->stats;
+        spin_lock(&est_lock);
+        list_for_each_entry(e, &est_list, list) {
+                s = container_of(e, struct ip_vs_stats, est);
 
                 spin_lock(&s->lock);
                 n_conns = s->conns;
@@ -114,19 +98,16 @@ static void estimation_timer(unsigned long arg)
                 s->outbps = (e->outbps+0xF)>>5;
                 spin_unlock(&s->lock);
         }
-        read_unlock(&est_lock);
+        spin_unlock(&est_lock);
         mod_timer(&est_timer, jiffies + 2*HZ);
 }
 
-int ip_vs_new_estimator(struct ip_vs_stats *stats)
+void ip_vs_new_estimator(struct ip_vs_stats *stats)
 {
-        struct ip_vs_estimator *est;
+        struct ip_vs_estimator *est = &stats->est;
 
-        est = kzalloc(sizeof(*est), GFP_KERNEL);
-        if (est == NULL)
-                return -ENOMEM;
+        INIT_LIST_HEAD(&est->list);
 
-        est->stats = stats;
         est->last_conns = stats->conns;
         est->cps = stats->cps<<10;
 
@@ -142,59 +123,40 @@ int ip_vs_new_estimator(struct ip_vs_stats *stats)
         est->last_outbytes = stats->outbytes;
         est->outbps = stats->outbps<<5;
 
-        write_lock_bh(&est_lock);
-        est->next = est_list;
-        if (est->next == NULL) {
-                setup_timer(&est_timer, estimation_timer, 0);
-                est_timer.expires = jiffies + 2*HZ;
-                add_timer(&est_timer);
-        }
-        est_list = est;
-        write_unlock_bh(&est_lock);
-        return 0;
+        spin_lock_bh(&est_lock);
+        if (list_empty(&est_list))
+                mod_timer(&est_timer, jiffies + 2 * HZ);
+        list_add(&est->list, &est_list);
+        spin_unlock_bh(&est_lock);
 }
 
 void ip_vs_kill_estimator(struct ip_vs_stats *stats)
 {
-        struct ip_vs_estimator *est, **pest;
-        int killed = 0;
-
-        write_lock_bh(&est_lock);
-        pest = &est_list;
-        while ((est=*pest) != NULL) {
-                if (est->stats != stats) {
-                        pest = &est->next;
-                        continue;
-                }
-                *pest = est->next;
-                kfree(est);
-                killed++;
+        struct ip_vs_estimator *est = &stats->est;
+
+        spin_lock_bh(&est_lock);
+        list_del(&est->list);
+        while (list_empty(&est_list) && try_to_del_timer_sync(&est_timer) < 0) {
+                spin_unlock_bh(&est_lock);
+                cpu_relax();
+                spin_lock_bh(&est_lock);
         }
-        if (killed && est_list == NULL)
-                del_timer_sync(&est_timer);
-        write_unlock_bh(&est_lock);
+        spin_unlock_bh(&est_lock);
 }
 
 void ip_vs_zero_estimator(struct ip_vs_stats *stats)
 {
-        struct ip_vs_estimator *e;
-
-        write_lock_bh(&est_lock);
-        for (e = est_list; e; e = e->next) {
-                if (e->stats != stats)
-                        continue;
-
-                /* set counters zero */
-                e->last_conns = 0;
-                e->last_inpkts = 0;
-                e->last_outpkts = 0;
-                e->last_inbytes = 0;
-                e->last_outbytes = 0;
-                e->cps = 0;
-                e->inpps = 0;
-                e->outpps = 0;
-                e->inbps = 0;
-                e->outbps = 0;
-        }
-        write_unlock_bh(&est_lock);
+        struct ip_vs_estimator *est = &stats->est;
+
+        /* set counters zero, caller must hold the stats->lock lock */
+        est->last_inbytes = 0;
+        est->last_outbytes = 0;
+        est->last_conns = 0;
+        est->last_inpkts = 0;
+        est->last_outpkts = 0;
+        est->cps = 0;
+        est->inpps = 0;
+        est->outpps = 0;
+        est->inbps = 0;
+        est->outbps = 0;
 }
diff --git a/net/ipv4/ipvs/ip_vs_lblc.c b/net/ipv4/ipvs/ip_vs_lblc.c
index 0efa3db4b180..7a6a319f544a 100644
--- a/net/ipv4/ipvs/ip_vs_lblc.c
+++ b/net/ipv4/ipvs/ip_vs_lblc.c
@@ -539,6 +539,7 @@ static struct ip_vs_scheduler ip_vs_lblc_scheduler =
         .name =                 "lblc",
         .refcnt =               ATOMIC_INIT(0),
         .module =               THIS_MODULE,
+        .n_list =               LIST_HEAD_INIT(ip_vs_lblc_scheduler.n_list),
         .init_service =         ip_vs_lblc_init_svc,
         .done_service =         ip_vs_lblc_done_svc,
         .update_service =       ip_vs_lblc_update_svc,
@@ -550,7 +551,6 @@ static int __init ip_vs_lblc_init(void)
 {
         int ret;
 
-        INIT_LIST_HEAD(&ip_vs_lblc_scheduler.n_list);
         sysctl_header = register_sysctl_paths(net_vs_ctl_path, vs_vars_table);
         ret = register_ip_vs_scheduler(&ip_vs_lblc_scheduler);
         if (ret)
diff --git a/net/ipv4/ipvs/ip_vs_lblcr.c b/net/ipv4/ipvs/ip_vs_lblcr.c
index 8e3bbeb45138..c234e73968a6 100644
--- a/net/ipv4/ipvs/ip_vs_lblcr.c
+++ b/net/ipv4/ipvs/ip_vs_lblcr.c
@@ -728,6 +728,7 @@ static struct ip_vs_scheduler ip_vs_lblcr_scheduler =
         .name =                 "lblcr",
         .refcnt =               ATOMIC_INIT(0),
         .module =               THIS_MODULE,
+        .n_list =               LIST_HEAD_INIT(ip_vs_lblcr_scheduler.n_list),
         .init_service =         ip_vs_lblcr_init_svc,
         .done_service =         ip_vs_lblcr_done_svc,
         .update_service =       ip_vs_lblcr_update_svc,
@@ -739,7 +740,6 @@ static int __init ip_vs_lblcr_init(void)
 {
         int ret;
 
-        INIT_LIST_HEAD(&ip_vs_lblcr_scheduler.n_list);
         sysctl_header = register_sysctl_paths(net_vs_ctl_path, vs_vars_table);
         ret = register_ip_vs_scheduler(&ip_vs_lblcr_scheduler);
         if (ret)
diff --git a/net/ipv4/ipvs/ip_vs_lc.c b/net/ipv4/ipvs/ip_vs_lc.c
index ac9f08e065d5..ebcdbf75ac65 100644
--- a/net/ipv4/ipvs/ip_vs_lc.c
+++ b/net/ipv4/ipvs/ip_vs_lc.c
@@ -98,6 +98,7 @@ static struct ip_vs_scheduler ip_vs_lc_scheduler = {
         .name =                 "lc",
         .refcnt =               ATOMIC_INIT(0),
         .module =               THIS_MODULE,
+        .n_list =               LIST_HEAD_INIT(ip_vs_lc_scheduler.n_list),
         .init_service =         ip_vs_lc_init_svc,
         .done_service =         ip_vs_lc_done_svc,
         .update_service =       ip_vs_lc_update_svc,
@@ -107,7 +108,6 @@ static struct ip_vs_scheduler ip_vs_lc_scheduler = {
 
 static int __init ip_vs_lc_init(void)
 {
-        INIT_LIST_HEAD(&ip_vs_lc_scheduler.n_list);
         return register_ip_vs_scheduler(&ip_vs_lc_scheduler) ;
 }
 
diff --git a/net/ipv4/ipvs/ip_vs_nq.c b/net/ipv4/ipvs/ip_vs_nq.c
index a46bf258d420..92f3a6770031 100644
--- a/net/ipv4/ipvs/ip_vs_nq.c
+++ b/net/ipv4/ipvs/ip_vs_nq.c
@@ -136,6 +136,7 @@ static struct ip_vs_scheduler ip_vs_nq_scheduler =
         .name =                 "nq",
         .refcnt =               ATOMIC_INIT(0),
         .module =               THIS_MODULE,
+        .n_list =               LIST_HEAD_INIT(ip_vs_nq_scheduler.n_list),
         .init_service =         ip_vs_nq_init_svc,
         .done_service =         ip_vs_nq_done_svc,
         .update_service =       ip_vs_nq_update_svc,
@@ -145,7 +146,6 @@ static struct ip_vs_scheduler ip_vs_nq_scheduler =
 
 static int __init ip_vs_nq_init(void)
 {
-        INIT_LIST_HEAD(&ip_vs_nq_scheduler.n_list);
         return register_ip_vs_scheduler(&ip_vs_nq_scheduler);
 }
 
diff --git a/net/ipv4/ipvs/ip_vs_proto.c b/net/ipv4/ipvs/ip_vs_proto.c
index 876714f23d65..6099a88fc200 100644
--- a/net/ipv4/ipvs/ip_vs_proto.c
+++ b/net/ipv4/ipvs/ip_vs_proto.c
@@ -43,7 +43,7 @@ static struct ip_vs_protocol *ip_vs_proto_table[IP_VS_PROTO_TAB_SIZE];
 /*
  *      register an ipvs protocol
  */
-static int __used register_ip_vs_protocol(struct ip_vs_protocol *pp)
+static int __used __init register_ip_vs_protocol(struct ip_vs_protocol *pp)
 {
         unsigned hash = IP_VS_PROTO_HASH(pp->protocol);
 
@@ -190,7 +190,7 @@ ip_vs_tcpudp_debug_packet(struct ip_vs_protocol *pp,
 }
 
 
-int ip_vs_protocol_init(void)
+int __init ip_vs_protocol_init(void)
 {
         char protocols[64];
 #define REGISTER_PROTOCOL(p)                    \
diff --git a/net/ipv4/ipvs/ip_vs_rr.c b/net/ipv4/ipvs/ip_vs_rr.c
index c8db12d39e61..358110d17e59 100644
--- a/net/ipv4/ipvs/ip_vs_rr.c
+++ b/net/ipv4/ipvs/ip_vs_rr.c
@@ -94,6 +94,7 @@ static struct ip_vs_scheduler ip_vs_rr_scheduler = {
         .name =                 "rr",                   /* name */
         .refcnt =               ATOMIC_INIT(0),
         .module =               THIS_MODULE,
+        .n_list =               LIST_HEAD_INIT(ip_vs_rr_scheduler.n_list),
         .init_service =         ip_vs_rr_init_svc,
         .done_service =         ip_vs_rr_done_svc,
         .update_service =       ip_vs_rr_update_svc,
@@ -102,7 +103,6 @@ static struct ip_vs_scheduler ip_vs_rr_scheduler = {
 
 static int __init ip_vs_rr_init(void)
 {
-        INIT_LIST_HEAD(&ip_vs_rr_scheduler.n_list);
         return register_ip_vs_scheduler(&ip_vs_rr_scheduler);
 }
 
diff --git a/net/ipv4/ipvs/ip_vs_sched.c b/net/ipv4/ipvs/ip_vs_sched.c
index b64767309855..a46ad9e35016 100644
--- a/net/ipv4/ipvs/ip_vs_sched.c
+++ b/net/ipv4/ipvs/ip_vs_sched.c
@@ -184,7 +184,7 @@ int register_ip_vs_scheduler(struct ip_vs_scheduler *scheduler)
 
         write_lock_bh(&__ip_vs_sched_lock);
 
-        if (scheduler->n_list.next != &scheduler->n_list) {
+        if (!list_empty(&scheduler->n_list)) {
                 write_unlock_bh(&__ip_vs_sched_lock);
                 ip_vs_use_count_dec();
                 IP_VS_ERR("register_ip_vs_scheduler(): [%s] scheduler "
@@ -229,7 +229,7 @@ int unregister_ip_vs_scheduler(struct ip_vs_scheduler *scheduler)
         }
 
         write_lock_bh(&__ip_vs_sched_lock);
-        if (scheduler->n_list.next == &scheduler->n_list) {
+        if (list_empty(&scheduler->n_list)) {
                 write_unlock_bh(&__ip_vs_sched_lock);
                 IP_VS_ERR("unregister_ip_vs_scheduler(): [%s] scheduler "
                           "is not in the list. failed\n", scheduler->name);
diff --git a/net/ipv4/ipvs/ip_vs_sed.c b/net/ipv4/ipvs/ip_vs_sed.c
index 2a7d31358181..77663d84cbd1 100644
--- a/net/ipv4/ipvs/ip_vs_sed.c
+++ b/net/ipv4/ipvs/ip_vs_sed.c
@@ -138,6 +138,7 @@ static struct ip_vs_scheduler ip_vs_sed_scheduler =
         .name =                 "sed",
         .refcnt =               ATOMIC_INIT(0),
         .module =               THIS_MODULE,
+        .n_list =               LIST_HEAD_INIT(ip_vs_sed_scheduler.n_list),
         .init_service =         ip_vs_sed_init_svc,
         .done_service =         ip_vs_sed_done_svc,
         .update_service =       ip_vs_sed_update_svc,
@@ -147,7 +148,6 @@ static struct ip_vs_scheduler ip_vs_sed_scheduler =
 
 static int __init ip_vs_sed_init(void)
 {
-        INIT_LIST_HEAD(&ip_vs_sed_scheduler.n_list);
         return register_ip_vs_scheduler(&ip_vs_sed_scheduler);
 }
 
diff --git a/net/ipv4/ipvs/ip_vs_sh.c b/net/ipv4/ipvs/ip_vs_sh.c
index b8fdfac65001..7b979e228056 100644
--- a/net/ipv4/ipvs/ip_vs_sh.c
+++ b/net/ipv4/ipvs/ip_vs_sh.c
@@ -230,6 +230,7 @@ static struct ip_vs_scheduler ip_vs_sh_scheduler =
         .name =                 "sh",
         .refcnt =               ATOMIC_INIT(0),
         .module =               THIS_MODULE,
+        .n_list  =              LIST_HEAD_INIT(ip_vs_sh_scheduler.n_list),
         .init_service =         ip_vs_sh_init_svc,
         .done_service =         ip_vs_sh_done_svc,
         .update_service =       ip_vs_sh_update_svc,
@@ -239,7 +240,6 @@ static struct ip_vs_scheduler ip_vs_sh_scheduler =
 
 static int __init ip_vs_sh_init(void)
 {
-        INIT_LIST_HEAD(&ip_vs_sh_scheduler.n_list);
         return register_ip_vs_scheduler(&ip_vs_sh_scheduler);
 }
 
diff --git a/net/ipv4/ipvs/ip_vs_sync.c b/net/ipv4/ipvs/ip_vs_sync.c
index 45e9bd96c286..a652da2c3200 100644
--- a/net/ipv4/ipvs/ip_vs_sync.c
+++ b/net/ipv4/ipvs/ip_vs_sync.c
@@ -904,9 +904,9 @@ int stop_sync_thread(int state)
                  * progress of stopping the master sync daemon.
                  */
 
-                spin_lock(&ip_vs_sync_lock);
+                spin_lock_bh(&ip_vs_sync_lock);
                 ip_vs_sync_state &= ~IP_VS_STATE_MASTER;
-                spin_unlock(&ip_vs_sync_lock);
+                spin_unlock_bh(&ip_vs_sync_lock);
                 kthread_stop(sync_master_thread);
                 sync_master_thread = NULL;
         } else if (state == IP_VS_STATE_BACKUP) {
diff --git a/net/ipv4/ipvs/ip_vs_wlc.c b/net/ipv4/ipvs/ip_vs_wlc.c
index 772c3cb4eca1..9b0ef86bb1f7 100644
--- a/net/ipv4/ipvs/ip_vs_wlc.c
+++ b/net/ipv4/ipvs/ip_vs_wlc.c
@@ -126,6 +126,7 @@ static struct ip_vs_scheduler ip_vs_wlc_scheduler =
         .name =                 "wlc",
         .refcnt =               ATOMIC_INIT(0),
         .module =               THIS_MODULE,
+        .n_list =               LIST_HEAD_INIT(ip_vs_wlc_scheduler.n_list),
         .init_service =         ip_vs_wlc_init_svc,
         .done_service =         ip_vs_wlc_done_svc,
         .update_service =       ip_vs_wlc_update_svc,
@@ -135,7 +136,6 @@ static struct ip_vs_scheduler ip_vs_wlc_scheduler =
 
 static int __init ip_vs_wlc_init(void)
 {
-        INIT_LIST_HEAD(&ip_vs_wlc_scheduler.n_list);
         return register_ip_vs_scheduler(&ip_vs_wlc_scheduler);
 }
 
diff --git a/net/ipv4/ipvs/ip_vs_wrr.c b/net/ipv4/ipvs/ip_vs_wrr.c
index 1d6932d7dc97..0d86a79b87b5 100644
--- a/net/ipv4/ipvs/ip_vs_wrr.c
+++ b/net/ipv4/ipvs/ip_vs_wrr.c
@@ -212,6 +212,7 @@ static struct ip_vs_scheduler ip_vs_wrr_scheduler = {
         .name =                 "wrr",
         .refcnt =               ATOMIC_INIT(0),
         .module =               THIS_MODULE,
+        .n_list =               LIST_HEAD_INIT(ip_vs_wrr_scheduler.n_list),
         .init_service =         ip_vs_wrr_init_svc,
         .done_service =         ip_vs_wrr_done_svc,
         .update_service =       ip_vs_wrr_update_svc,
@@ -220,7 +221,6 @@ static struct ip_vs_scheduler ip_vs_wrr_scheduler = {
 
 static int __init ip_vs_wrr_init(void)
 {
-        INIT_LIST_HEAD(&ip_vs_wrr_scheduler.n_list);
         return register_ip_vs_scheduler(&ip_vs_wrr_scheduler) ;
 }
 
diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c
index 1819ad7ab910..fafe8ebb4c55 100644
--- a/net/ipv4/netfilter/ipt_CLUSTERIP.c
+++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c
@@ -475,11 +475,10 @@ static void arp_print(struct arp_payload *payload)
 #define HBUFFERLEN 30
         char hbuffer[HBUFFERLEN];
         int j,k;
-        const char hexbuf[]= "0123456789abcdef";
 
         for (k=0, j=0; k < HBUFFERLEN-3 && j < ETH_ALEN; j++) {
-                hbuffer[k++]=hexbuf[(payload->src_hw[j]>>4)&15];
-                hbuffer[k++]=hexbuf[payload->src_hw[j]&15];
+                hbuffer[k++] = hex_asc_hi(payload->src_hw[j]);
+                hbuffer[k++] = hex_asc_lo(payload->src_hw[j]);
                 hbuffer[k++]=':';
         }
         hbuffer[--k]='\0';
diff --git a/net/ipv4/netfilter/ipt_addrtype.c b/net/ipv4/netfilter/ipt_addrtype.c
index 49587a497229..462a22c97877 100644
--- a/net/ipv4/netfilter/ipt_addrtype.c
+++ b/net/ipv4/netfilter/ipt_addrtype.c
@@ -70,7 +70,7 @@ addrtype_mt_v1(const struct sk_buff *skb, const struct net_device *in,
                        (info->flags & IPT_ADDRTYPE_INVERT_SOURCE);
         if (ret && info->dest)
                 ret &= match_type(dev, iph->daddr, info->dest) ^
-                       (info->flags & IPT_ADDRTYPE_INVERT_DEST);
+                       !!(info->flags & IPT_ADDRTYPE_INVERT_DEST);
         return ret;
 }
 
diff --git a/net/ipv4/netfilter/ipt_recent.c b/net/ipv4/netfilter/ipt_recent.c
index 21cb053f5d7d..3974d7cae5c0 100644
--- a/net/ipv4/netfilter/ipt_recent.c
+++ b/net/ipv4/netfilter/ipt_recent.c
@@ -305,10 +305,10 @@ static void recent_mt_destroy(const struct xt_match *match, void *matchinfo)
                 spin_lock_bh(&recent_lock);
                 list_del(&t->list);
                 spin_unlock_bh(&recent_lock);
-                recent_table_flush(t);
 #ifdef CONFIG_PROC_FS
                 remove_proc_entry(t->name, proc_dir);
 #endif
+                recent_table_flush(t);
                 kfree(t);
         }
         mutex_unlock(&recent_mutex);
diff --git a/net/ipv4/netfilter/nf_nat_proto_common.c b/net/ipv4/netfilter/nf_nat_proto_common.c
index 91537f11273f..6c4f11f51446 100644
--- a/net/ipv4/netfilter/nf_nat_proto_common.c
+++ b/net/ipv4/netfilter/nf_nat_proto_common.c
@@ -73,9 +73,13 @@ bool nf_nat_proto_unique_tuple(struct nf_conntrack_tuple *tuple,
                 range_size = ntohs(range->max.all) - min + 1;
         }
 
-        off = *rover;
         if (range->flags & IP_NAT_RANGE_PROTO_RANDOM)
-                off = net_random();
+                off = secure_ipv4_port_ephemeral(tuple->src.u3.ip, tuple->dst.u3.ip,
+                                                 maniptype == IP_NAT_MANIP_SRC
+                                                 ? tuple->dst.u.all
+                                                 : tuple->src.u.all);
+        else
+                off = *rover;
 
         for (i = 0; i < range_size; i++, off++) {
                 *portptr = htons(min + off % range_size);
diff --git a/net/ipv4/proc.c b/net/ipv4/proc.c
index 834356ea99df..8f5a403f6f6b 100644
--- a/net/ipv4/proc.c
+++ b/net/ipv4/proc.c
@@ -232,6 +232,8 @@ static const struct snmp_mib snmp4_net_list[] = {
         SNMP_MIB_ITEM("TCPDSACKIgnoredOld", LINUX_MIB_TCPDSACKIGNOREDOLD),
         SNMP_MIB_ITEM("TCPDSACKIgnoredNoUndo", LINUX_MIB_TCPDSACKIGNOREDNOUNDO),
         SNMP_MIB_ITEM("TCPSpuriousRTOs", LINUX_MIB_TCPSPURIOUSRTOS),
+        SNMP_MIB_ITEM("TCPMD5NotFound", LINUX_MIB_TCPMD5NOTFOUND),
+        SNMP_MIB_ITEM("TCPMD5Unexpected", LINUX_MIB_TCPMD5UNEXPECTED),
         SNMP_MIB_SENTINEL
 };
 
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 380d6474cf66..6ee5354c9aa1 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1509,14 +1509,14 @@ unsigned short ip_rt_frag_needed(struct net *net, struct iphdr *iph,
 
                                         /* BSD 4.2 compatibility hack :-( */
                                         if (mtu == 0 &&
-                                            old_mtu >= dst_metric(&rth->u.dst, RTAX_MTU) &&
+                                            old_mtu >= dst_mtu(&rth->u.dst) &&
                                             old_mtu >= 68 + (iph->ihl << 2))
                                                 old_mtu -= iph->ihl << 2;
 
                                         mtu = guess_mtu(old_mtu);
                                 }
-                                if (mtu <= dst_metric(&rth->u.dst, RTAX_MTU)) {
-                                        if (mtu < dst_metric(&rth->u.dst, RTAX_MTU)) {
+                                if (mtu <= dst_mtu(&rth->u.dst)) {
+                                        if (mtu < dst_mtu(&rth->u.dst)) {
                                                 dst_confirm(&rth->u.dst);
                                                 if (mtu < ip_rt_min_pmtu) {
                                                         mtu = ip_rt_min_pmtu;
@@ -1538,7 +1538,7 @@ unsigned short ip_rt_frag_needed(struct net *net, struct iphdr *iph,
 
 static void ip_rt_update_pmtu(struct dst_entry *dst, u32 mtu)
 {
-        if (dst_metric(dst, RTAX_MTU) > mtu && mtu >= 68 &&
+        if (dst_mtu(dst) > mtu && mtu >= 68 &&
             !(dst_metric_locked(dst, RTAX_MTU))) {
                 if (mtu < ip_rt_min_pmtu) {
                         mtu = ip_rt_min_pmtu;
@@ -1667,7 +1667,7 @@ static void rt_set_nexthop(struct rtable *rt, struct fib_result *res, u32 itag)
 
         if (dst_metric(&rt->u.dst, RTAX_HOPLIMIT) == 0)
                 rt->u.dst.metrics[RTAX_HOPLIMIT-1] = sysctl_ip_default_ttl;
-        if (dst_metric(&rt->u.dst, RTAX_MTU) > IP_MAX_MTU)
+        if (dst_mtu(&rt->u.dst) > IP_MAX_MTU)
                 rt->u.dst.metrics[RTAX_MTU-1] = IP_MAX_MTU;
         if (dst_metric(&rt->u.dst, RTAX_ADVMSS) == 0)
                 rt->u.dst.metrics[RTAX_ADVMSS-1] = max_t(unsigned int, rt->u.dst.dev->mtu - 40,
@@ -2914,6 +2914,68 @@ static int ipv4_sysctl_rtcache_flush_strategy(ctl_table *table,
         return 0;
 }
 
+static void rt_secret_reschedule(int old)
+{
+        struct net *net;
+        int new = ip_rt_secret_interval;
+        int diff = new - old;
+
+        if (!diff)
+                return;
+
+        rtnl_lock();
+        for_each_net(net) {
+                int deleted = del_timer_sync(&net->ipv4.rt_secret_timer);
+
+                if (!new)
+                        continue;
+
+                if (deleted) {
+                        long time = net->ipv4.rt_secret_timer.expires - jiffies;
+
+                        if (time <= 0 || (time += diff) <= 0)
+                                time = 0;
+
+                        net->ipv4.rt_secret_timer.expires = time;
+                } else
+                        net->ipv4.rt_secret_timer.expires = new;
+
+                net->ipv4.rt_secret_timer.expires += jiffies;
+                add_timer(&net->ipv4.rt_secret_timer);
+        }
+        rtnl_unlock();
+}
+
+static int ipv4_sysctl_rt_secret_interval(ctl_table *ctl, int write,
+                                          struct file *filp,
+                                          void __user *buffer, size_t *lenp,
+                                          loff_t *ppos)
+{
+        int old = ip_rt_secret_interval;
+        int ret = proc_dointvec_jiffies(ctl, write, filp, buffer, lenp, ppos);
+
+        rt_secret_reschedule(old);
+
+        return ret;
+}
+
+static int ipv4_sysctl_rt_secret_interval_strategy(ctl_table *table,
+                                                   int __user *name,
+                                                   int nlen,
+                                                   void __user *oldval,
+                                                   size_t __user *oldlenp,
+                                                   void __user *newval,
+                                                   size_t newlen)
+{
+        int old = ip_rt_secret_interval;
+        int ret = sysctl_jiffies(table, name, nlen, oldval, oldlenp, newval,
+                                 newlen);
+
+        rt_secret_reschedule(old);
+
+        return ret;
+}
+
 static ctl_table ipv4_route_table[] = {
         {
                 .ctl_name       = NET_IPV4_ROUTE_GC_THRESH,
@@ -3048,20 +3110,29 @@ static ctl_table ipv4_route_table[] = {
                 .data           = &ip_rt_secret_interval,
                 .maxlen         = sizeof(int),
                 .mode           = 0644,
-                .proc_handler   = &proc_dointvec_jiffies,
-                .strategy       = &sysctl_jiffies,
+                .proc_handler   = &ipv4_sysctl_rt_secret_interval,
+                .strategy       = &ipv4_sysctl_rt_secret_interval_strategy,
         },
         { .ctl_name = 0 }
 };
 
-static __net_initdata struct ctl_path ipv4_route_path[] = {
+static struct ctl_table empty[1];
+
+static struct ctl_table ipv4_skeleton[] =
+{
+        { .procname = "route", .ctl_name = NET_IPV4_ROUTE,
+          .mode = 0555, .child = ipv4_route_table},
+        { .procname = "neigh", .ctl_name = NET_IPV4_NEIGH,
+          .mode = 0555, .child = empty},
+        { }
+};
+
+static __net_initdata struct ctl_path ipv4_path[] = {
         { .procname = "net", .ctl_name = CTL_NET, },
         { .procname = "ipv4", .ctl_name = NET_IPV4, },
-        { .procname = "route", .ctl_name = NET_IPV4_ROUTE, },
         { },
 };
 
-
 static struct ctl_table ipv4_route_flush_table[] = {
         {
                 .ctl_name       = NET_IPV4_ROUTE_FLUSH,
@@ -3074,6 +3145,13 @@ static struct ctl_table ipv4_route_flush_table[] = {
         { .ctl_name = 0 },
 };
 
+static __net_initdata struct ctl_path ipv4_route_path[] = {
+        { .procname = "net", .ctl_name = CTL_NET, },
+        { .procname = "ipv4", .ctl_name = NET_IPV4, },
+        { .procname = "route", .ctl_name = NET_IPV4_ROUTE, },
+        { },
+};
+
 static __net_init int sysctl_route_net_init(struct net *net)
 {
         struct ctl_table *tbl;
@@ -3126,10 +3204,12 @@ static __net_init int rt_secret_timer_init(struct net *net)
         net->ipv4.rt_secret_timer.data = (unsigned long)net;
         init_timer_deferrable(&net->ipv4.rt_secret_timer);
 
-        net->ipv4.rt_secret_timer.expires =
-                jiffies + net_random() % ip_rt_secret_interval +
-                ip_rt_secret_interval;
-        add_timer(&net->ipv4.rt_secret_timer);
+        if (ip_rt_secret_interval) {
+                net->ipv4.rt_secret_timer.expires =
+                        jiffies + net_random() % ip_rt_secret_interval +
+                        ip_rt_secret_interval;
+                add_timer(&net->ipv4.rt_secret_timer);
+        }
         return 0;
 }
 
@@ -3216,14 +3296,16 @@ int __init ip_rt_init(void)
         return rc;
 }
 
+#ifdef CONFIG_SYSCTL
 /*
  * We really need to sanitize the damn ipv4 init order, then all
  * this nonsense will go away.
  */
 void __init ip_static_sysctl_init(void)
 {
-        register_sysctl_paths(ipv4_route_path, ipv4_route_table);
+        register_sysctl_paths(ipv4_path, ipv4_skeleton);
 }
+#endif
 
 EXPORT_SYMBOL(__ip_select_ident);
 EXPORT_SYMBOL(ip_route_input);
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index 770d827f5ab8..e0689fd7b798 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -232,6 +232,7 @@ static struct ctl_table ipv4_table[] = {
                 .mode           = 0644,
                 .proc_handler   = &ipv4_doint_and_flush,
                 .strategy       = &ipv4_doint_and_flush_strategy,
+                .extra2         = &init_net,
         },
         {
                 .ctl_name       = NET_IPV4_NO_PMTU_DISC,
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index a2b06d0cc26b..1b4fee20fc93 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -655,8 +655,8 @@ static void tcp_v4_send_ack(struct sk_buff *skb, u32 seq, u32 ack,
                 rep.th.doff = arg.iov[0].iov_len/4;
 
                 tcp_v4_md5_hash_hdr((__u8 *) &rep.opt[offset],
-                                    key, ip_hdr(skb)->daddr,
-                                    ip_hdr(skb)->saddr, &rep.th);
+                                    key, ip_hdr(skb)->saddr,
+                                    ip_hdr(skb)->daddr, &rep.th);
         }
 #endif
         arg.csum = csum_tcpudp_nofold(ip_hdr(skb)->daddr,
@@ -687,14 +687,14 @@ static void tcp_v4_timewait_ack(struct sock *sk, struct sk_buff *skb)
         inet_twsk_put(tw);
 }
 
-static void tcp_v4_reqsk_send_ack(struct sk_buff *skb,
+static void tcp_v4_reqsk_send_ack(struct sock *sk, struct sk_buff *skb,
                                   struct request_sock *req)
 {
         tcp_v4_send_ack(skb, tcp_rsk(req)->snt_isn + 1,
                         tcp_rsk(req)->rcv_isn + 1, req->rcv_wnd,
                         req->ts_recent,
                         0,
-                        tcp_v4_md5_do_lookup(skb->sk, ip_hdr(skb)->daddr));
+                        tcp_v4_md5_do_lookup(sk, ip_hdr(skb)->daddr));
 }
 
 /*
@@ -1116,18 +1116,12 @@ static int tcp_v4_inbound_md5_hash(struct sock *sk, struct sk_buff *skb)
                 return 0;
 
         if (hash_expected && !hash_location) {
-                LIMIT_NETDEBUG(KERN_INFO "MD5 Hash expected but NOT found "
-                               "(" NIPQUAD_FMT ", %d)->(" NIPQUAD_FMT ", %d)\n",
-                               NIPQUAD(iph->saddr), ntohs(th->source),
-                               NIPQUAD(iph->daddr), ntohs(th->dest));
+                NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPMD5NOTFOUND);
                 return 1;
         }
 
         if (!hash_expected && hash_location) {
-                LIMIT_NETDEBUG(KERN_INFO "MD5 Hash NOT expected but found "
-                               "(" NIPQUAD_FMT ", %d)->(" NIPQUAD_FMT ", %d)\n",
-                               NIPQUAD(iph->saddr), ntohs(th->source),
-                               NIPQUAD(iph->daddr), ntohs(th->dest));
+                NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPMD5UNEXPECTED);
                 return 1;
         }
 
@@ -2382,6 +2376,7 @@ static int __net_init tcp_sk_init(struct net *net)
 static void __net_exit tcp_sk_exit(struct net *net)
 {
         inet_ctl_sock_destroy(net->ipv4.tcp_sock);
+        inet_twsk_purge(net, &tcp_hashinfo, &tcp_death_row, AF_INET);
 }
 
 static struct pernet_operations __net_initdata tcp_sk_ops = {
diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index 204c42162660..f976fc57892c 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -609,7 +609,7 @@ struct sock *tcp_check_req(struct sock *sk,struct sk_buff *skb,
                                           tcp_rsk(req)->rcv_isn + 1, tcp_rsk(req)->rcv_isn + 1 + req->rcv_wnd)) {
                 /* Out of window: send ACK and drop. */
                 if (!(flg & TCP_FLAG_RST))
-                        req->rsk_ops->send_ack(skb, req);
+                        req->rsk_ops->send_ack(sk, skb, req);
                 if (paws_reject)
                         NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_PAWSESTABREJECTED);
                 return NULL;
@@ -618,89 +618,87 @@ struct sock *tcp_check_req(struct sock *sk,struct sk_buff *skb,
         /* In sequence, PAWS is OK. */
 
         if (tmp_opt.saw_tstamp && !after(TCP_SKB_CB(skb)->seq, tcp_rsk(req)->rcv_isn + 1))
-                        req->ts_recent = tmp_opt.rcv_tsval;
+                req->ts_recent = tmp_opt.rcv_tsval;
 
-                if (TCP_SKB_CB(skb)->seq == tcp_rsk(req)->rcv_isn) {
-                        /* Truncate SYN, it is out of window starting
-                           at tcp_rsk(req)->rcv_isn + 1. */
-                        flg &= ~TCP_FLAG_SYN;
-                }
+        if (TCP_SKB_CB(skb)->seq == tcp_rsk(req)->rcv_isn) {
+                /* Truncate SYN, it is out of window starting
+                   at tcp_rsk(req)->rcv_isn + 1. */
+                flg &= ~TCP_FLAG_SYN;
+        }
 
-                /* RFC793: "second check the RST bit" and
-                 *         "fourth, check the SYN bit"
-                 */
-                if (flg & (TCP_FLAG_RST|TCP_FLAG_SYN)) {
-                        TCP_INC_STATS_BH(sock_net(sk), TCP_MIB_ATTEMPTFAILS);
-                        goto embryonic_reset;
-                }
+        /* RFC793: "second check the RST bit" and
+         *         "fourth, check the SYN bit"
+         */
+        if (flg & (TCP_FLAG_RST|TCP_FLAG_SYN)) {
+                TCP_INC_STATS_BH(sock_net(sk), TCP_MIB_ATTEMPTFAILS);
+                goto embryonic_reset;
+        }
 
-                /* ACK sequence verified above, just make sure ACK is
-                 * set.  If ACK not set, just silently drop the packet.
-                 */
-                if (!(flg & TCP_FLAG_ACK))
-                        return NULL;
-
-                /* If TCP_DEFER_ACCEPT is set, drop bare ACK. */
-                if (inet_csk(sk)->icsk_accept_queue.rskq_defer_accept &&
-                    TCP_SKB_CB(skb)->end_seq == tcp_rsk(req)->rcv_isn + 1) {
-                        inet_rsk(req)->acked = 1;
-                        return NULL;
-                }
+        /* ACK sequence verified above, just make sure ACK is
+         * set.  If ACK not set, just silently drop the packet.
+         */
+        if (!(flg & TCP_FLAG_ACK))
+                return NULL;
 
-                /* OK, ACK is valid, create big socket and
-                 * feed this segment to it. It will repeat all
-                 * the tests. THIS SEGMENT MUST MOVE SOCKET TO
-                 * ESTABLISHED STATE. If it will be dropped after
-                 * socket is created, wait for troubles.
-                 */
-                child = inet_csk(sk)->icsk_af_ops->syn_recv_sock(sk, skb,
-                                                                 req, NULL);
-                if (child == NULL)
-                        goto listen_overflow;
+        /* If TCP_DEFER_ACCEPT is set, drop bare ACK. */
+        if (inet_csk(sk)->icsk_accept_queue.rskq_defer_accept &&
+            TCP_SKB_CB(skb)->end_seq == tcp_rsk(req)->rcv_isn + 1) {
+                inet_rsk(req)->acked = 1;
+                return NULL;
+        }
+
+        /* OK, ACK is valid, create big socket and
+         * feed this segment to it. It will repeat all
+         * the tests. THIS SEGMENT MUST MOVE SOCKET TO
+         * ESTABLISHED STATE. If it will be dropped after
+         * socket is created, wait for troubles.
+         */
+        child = inet_csk(sk)->icsk_af_ops->syn_recv_sock(sk, skb, req, NULL);
+        if (child == NULL)
+                goto listen_overflow;
 #ifdef CONFIG_TCP_MD5SIG
-                else {
-                        /* Copy over the MD5 key from the original socket */
-                        struct tcp_md5sig_key *key;
-                        struct tcp_sock *tp = tcp_sk(sk);
-                        key = tp->af_specific->md5_lookup(sk, child);
-                        if (key != NULL) {
-                                /*
-                                 * We're using one, so create a matching key on the
-                                 * newsk structure. If we fail to get memory then we
-                                 * end up not copying the key across. Shucks.
-                                 */
-                                char *newkey = kmemdup(key->key, key->keylen,
-                                                       GFP_ATOMIC);
-                                if (newkey) {
-                                        if (!tcp_alloc_md5sig_pool())
-                                                BUG();
-                                        tp->af_specific->md5_add(child, child,
-                                                                 newkey,
-                                                                 key->keylen);
-                                }
+        else {
+                /* Copy over the MD5 key from the original socket */
+                struct tcp_md5sig_key *key;
+                struct tcp_sock *tp = tcp_sk(sk);
+                key = tp->af_specific->md5_lookup(sk, child);
+                if (key != NULL) {
+                        /*
+                         * We're using one, so create a matching key on the
+                         * newsk structure. If we fail to get memory then we
+                         * end up not copying the key across. Shucks.
+                         */
+                        char *newkey = kmemdup(key->key, key->keylen,
+                                               GFP_ATOMIC);
+                        if (newkey) {
+                                if (!tcp_alloc_md5sig_pool())
+                                        BUG();
+                                tp->af_specific->md5_add(child, child, newkey,
+                                                         key->keylen);
                         }
                 }
+        }
 #endif
 
-                inet_csk_reqsk_queue_unlink(sk, req, prev);
-                inet_csk_reqsk_queue_removed(sk, req);
+        inet_csk_reqsk_queue_unlink(sk, req, prev);
+        inet_csk_reqsk_queue_removed(sk, req);
 
-                inet_csk_reqsk_queue_add(sk, req, child);
-                return child;
+        inet_csk_reqsk_queue_add(sk, req, child);
+        return child;
 
-        listen_overflow:
-                if (!sysctl_tcp_abort_on_overflow) {
-                        inet_rsk(req)->acked = 1;
-                        return NULL;
-                }
+listen_overflow:
+        if (!sysctl_tcp_abort_on_overflow) {
+                inet_rsk(req)->acked = 1;
+                return NULL;
+        }
 
-        embryonic_reset:
-                NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_EMBRYONICRSTS);
-                if (!(flg & TCP_FLAG_RST))
-                        req->rsk_ops->send_reset(sk, skb);
+embryonic_reset:
+        NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_EMBRYONICRSTS);
+        if (!(flg & TCP_FLAG_RST))
+                req->rsk_ops->send_reset(sk, skb);
 
-                inet_csk_reqsk_queue_drop(sk, req, prev);
-                return NULL;
+        inet_csk_reqsk_queue_drop(sk, req, prev);
+        return NULL;
 }
 
 /*
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index a00532de2a8c..8165f5aa8c71 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -468,7 +468,8 @@ static unsigned tcp_syn_options(struct sock *sk, struct sk_buff *skb,
         }
         if (likely(sysctl_tcp_window_scaling)) {
                 opts->ws = tp->rx_opt.rcv_wscale;
-                size += TCPOLEN_WSCALE_ALIGNED;
+                if(likely(opts->ws))
+                        size += TCPOLEN_WSCALE_ALIGNED;
         }
         if (likely(sysctl_tcp_sack)) {
                 opts->options |= OPTION_SACK_ADVERTISE;
@@ -509,7 +510,8 @@ static unsigned tcp_synack_options(struct sock *sk,
 
         if (likely(ireq->wscale_ok)) {
                 opts->ws = ireq->rcv_wscale;
-                size += TCPOLEN_WSCALE_ALIGNED;
+                if(likely(opts->ws))
+                        size += TCPOLEN_WSCALE_ALIGNED;
         }
         if (likely(doing_ts)) {
                 opts->options |= OPTION_TS;
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 383d17359d01..8e42fbbd5761 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -989,7 +989,9 @@ int udp_queue_rcv_skb(struct sock * sk, struct sk_buff *skb)
                     up->encap_rcv != NULL) {
                         int ret;
 
+                        bh_unlock_sock(sk);
                         ret = (*up->encap_rcv)(sk, skb);
+                        bh_lock_sock(sk);
                         if (ret <= 0) {
                                 UDP_INC_STATS_BH(sock_net(sk),
                                                  UDP_MIB_INDATAGRAMS,
@@ -1092,7 +1094,7 @@ static int __udp4_lib_mcast_deliver(struct net *net, struct sk_buff *skb,
                         if (skb1) {
                                 int ret = 0;
 
-                                bh_lock_sock_nested(sk);
+                                bh_lock_sock(sk);
                                 if (!sock_owned_by_user(sk))
                                         ret = udp_queue_rcv_skb(sk, skb1);
                                 else
@@ -1194,7 +1196,7 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[],
 
         if (sk != NULL) {
                 int ret = 0;
-                bh_lock_sock_nested(sk);
+                bh_lock_sock(sk);
                 if (!sock_owned_by_user(sk))
                         ret = udp_queue_rcv_skb(sk, skb);
                 else
diff --git a/net/ipv4/xfrm4_mode_beet.c b/net/ipv4/xfrm4_mode_beet.c
index 9c798abce736..63418185f524 100644
--- a/net/ipv4/xfrm4_mode_beet.c
+++ b/net/ipv4/xfrm4_mode_beet.c
@@ -47,8 +47,10 @@ static int xfrm4_beet_output(struct xfrm_state *x, struct sk_buff *skb)
         if (unlikely(optlen))
                 hdrlen += IPV4_BEET_PHMAXLEN - (optlen & 4);
 
-        skb_set_network_header(skb, IPV4_BEET_PHMAXLEN - x->props.header_len -
-                                    hdrlen);
+        skb_set_network_header(skb, -x->props.header_len -
+                                    hdrlen + (XFRM_MODE_SKB_CB(skb)->ihl - sizeof(*top_iph)));
+        if (x->sel.family != AF_INET6)
+                skb->network_header += IPV4_BEET_PHMAXLEN;
         skb->mac_header = skb->network_header +
                           offsetof(struct iphdr, protocol);
         skb->transport_header = skb->network_header + sizeof(*top_iph);
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index a7842c54f58a..7b6a584b62dd 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -1106,13 +1106,12 @@ out:
         return ret;
 }
 
-int ipv6_dev_get_saddr(struct net_device *dst_dev,
+int ipv6_dev_get_saddr(struct net *net, struct net_device *dst_dev,
                        const struct in6_addr *daddr, unsigned int prefs,
                        struct in6_addr *saddr)
 {
         struct ipv6_saddr_score scores[2],
                                 *score = &scores[0], *hiscore = &scores[1];
-        struct net *net = dev_net(dst_dev);
         struct ipv6_saddr_dst dst;
         struct net_device *dev;
         int dst_type;
@@ -1689,6 +1688,7 @@ addrconf_prefix_route(struct in6_addr *pfx, int plen, struct net_device *dev,
                 .fc_dst_len = plen,
                 .fc_flags = RTF_UP | flags,
                 .fc_nlinfo.nl_net = dev_net(dev),
+                .fc_protocol = RTPROT_KERNEL,
         };
 
         ipv6_addr_copy(&cfg.fc_dst, pfx);
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index f7b535dec860..410046a8cc91 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -732,7 +732,7 @@ int datagram_send_ctl(struct net *net,
                         LIMIT_NETDEBUG(KERN_DEBUG "invalid cmsg type: %d\n",
                                        cmsg->cmsg_type);
                         err = -EINVAL;
-                        break;
+                        goto exit_f;
                 }
         }
 
diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c
index c6bb4c6d24b3..b181b08fb761 100644
--- a/net/ipv6/esp6.c
+++ b/net/ipv6/esp6.c
@@ -521,6 +521,10 @@ static int esp6_init_state(struct xfrm_state *x)
                               crypto_aead_ivsize(aead);
         switch (x->props.mode) {
         case XFRM_MODE_BEET:
+                if (x->sel.family != AF_INET6)
+                        x->props.header_len += IPV4_BEET_PHMAXLEN +
+                                               (sizeof(struct ipv6hdr) - sizeof(struct iphdr));
+                break;
         case XFRM_MODE_TRANSPORT:
                 break;
         case XFRM_MODE_TUNNEL:
diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c
index 8d05527524e3..f5de3f9dc692 100644
--- a/net/ipv6/fib6_rules.c
+++ b/net/ipv6/fib6_rules.c
@@ -93,7 +93,8 @@ static int fib6_rule_action(struct fib_rule *rule, struct flowi *flp,
                         if (flags & RT6_LOOKUP_F_SRCPREF_COA)
                                 srcprefs |= IPV6_PREFER_SRC_COA;
 
-                        if (ipv6_dev_get_saddr(ip6_dst_idev(&rt->u.dst)->dev,
+                        if (ipv6_dev_get_saddr(net,
+                                               ip6_dst_idev(&rt->u.dst)->dev,
                                                &flp->fl6_dst, srcprefs,
                                                &saddr))
                                 goto again;
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index abedf95fdf2d..b3157a0cc15d 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -91,19 +91,22 @@ static struct inet6_protocol icmpv6_protocol = {
         .flags          =       INET6_PROTO_NOPOLICY|INET6_PROTO_FINAL,
 };
 
-static __inline__ int icmpv6_xmit_lock(struct sock *sk)
+static __inline__ struct sock *icmpv6_xmit_lock(struct net *net)
 {
+        struct sock *sk;
+
         local_bh_disable();
 
+        sk = icmpv6_sk(net);
         if (unlikely(!spin_trylock(&sk->sk_lock.slock))) {
                 /* This can happen if the output path (f.e. SIT or
                  * ip6ip6 tunnel) signals dst_link_failure() for an
                  * outgoing ICMP6 packet.
                  */
                 local_bh_enable();
-                return 1;
+                return NULL;
         }
-        return 0;
+        return sk;
 }
 
 static __inline__ void icmpv6_xmit_unlock(struct sock *sk)
@@ -392,11 +395,10 @@ void icmpv6_send(struct sk_buff *skb, int type, int code, __u32 info,
         fl.fl_icmp_code = code;
         security_skb_classify_flow(skb, &fl);
 
-        sk = icmpv6_sk(net);
-        np = inet6_sk(sk);
-
-        if (icmpv6_xmit_lock(sk))
+        sk = icmpv6_xmit_lock(net);
+        if (sk == NULL)
                 return;
+        np = inet6_sk(sk);
 
         if (!icmpv6_xrlim_allow(sk, type, &fl))
                 goto out;
@@ -539,11 +541,10 @@ static void icmpv6_echo_reply(struct sk_buff *skb)
         fl.fl_icmp_type = ICMPV6_ECHO_REPLY;
         security_skb_classify_flow(skb, &fl);
 
-        sk = icmpv6_sk(net);
-        np = inet6_sk(sk);
-
-        if (icmpv6_xmit_lock(sk))
+        sk = icmpv6_xmit_lock(net);
+        if (sk == NULL)
                 return;
+        np = inet6_sk(sk);
 
         if (!fl.oif && ipv6_addr_is_multicast(&fl.fl6_dst))
                 fl.oif = np->mcast_oif;
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 52dddc25d3e6..29c7c99e69f7 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -378,6 +378,7 @@ static int inet6_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)
 
         arg.skb = skb;
         arg.cb = cb;
+        arg.net = net;
         w->args = &arg;
 
         for (h = s_h; h < FIB_TABLE_HASHSZ; h++, s_e = 0) {
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 6811901e6b1e..3df2c442d90b 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -236,6 +236,10 @@ int ip6_xmit(struct sock *sk, struct sk_buff *skb, struct flowi *fl,
         skb_reset_network_header(skb);
         hdr = ipv6_hdr(skb);
 
+        /* Allow local fragmentation. */
+        if (ipfragok)
+                skb->local_df = 1;
+
         /*
          *      Fill in the IPv6 header
          */
@@ -265,7 +269,7 @@ int ip6_xmit(struct sock *sk, struct sk_buff *skb, struct flowi *fl,
         skb->mark = sk->sk_mark;
 
         mtu = dst_mtu(dst);
-        if ((skb->len <= mtu) || ipfragok || skb_is_gso(skb)) {
+        if ((skb->len <= mtu) || skb->local_df || skb_is_gso(skb)) {
                 IP6_INC_STATS(ip6_dst_idev(skb->dst),
                               IPSTATS_MIB_OUTREQUESTS);
                 return NF_HOOK(PF_INET6, NF_INET_LOCAL_OUT, skb, NULL, dst->dev,
@@ -930,7 +934,7 @@ static int ip6_dst_lookup_tail(struct sock *sk,
                 goto out_err_release;
 
         if (ipv6_addr_any(&fl->fl6_src)) {
-                err = ipv6_dev_get_saddr(ip6_dst_idev(*dst)->dev,
+                err = ipv6_dev_get_saddr(net, ip6_dst_idev(*dst)->dev,
                                          &fl->fl6_dst,
                                          sk ? inet6_sk(sk)->srcprefs : 0,
                                          &fl->fl6_src);
@@ -939,39 +943,39 @@ static int ip6_dst_lookup_tail(struct sock *sk,
         }
 
 #ifdef CONFIG_IPV6_OPTIMISTIC_DAD
-                /*
-                 * Here if the dst entry we've looked up
-                 * has a neighbour entry that is in the INCOMPLETE
-                 * state and the src address from the flow is
-                 * marked as OPTIMISTIC, we release the found
-                 * dst entry and replace it instead with the
-                 * dst entry of the nexthop router
-                 */
-                if (!((*dst)->neighbour->nud_state & NUD_VALID)) {
-                        struct inet6_ifaddr *ifp;
-                        struct flowi fl_gw;
-                        int redirect;
-
-                        ifp = ipv6_get_ifaddr(net, &fl->fl6_src,
-                                              (*dst)->dev, 1);
-
-                        redirect = (ifp && ifp->flags & IFA_F_OPTIMISTIC);
-                        if (ifp)
-                                in6_ifa_put(ifp);
-
-                        if (redirect) {
-                                /*
-                                 * We need to get the dst entry for the
-                                 * default router instead
-                                 */
-                                dst_release(*dst);
-                                memcpy(&fl_gw, fl, sizeof(struct flowi));
-                                memset(&fl_gw.fl6_dst, 0, sizeof(struct in6_addr));
-                                *dst = ip6_route_output(net, sk, &fl_gw);
-                                if ((err = (*dst)->error))
-                                        goto out_err_release;
-                        }
+        /*
+         * Here if the dst entry we've looked up
+         * has a neighbour entry that is in the INCOMPLETE
+         * state and the src address from the flow is
+         * marked as OPTIMISTIC, we release the found
+         * dst entry and replace it instead with the
+         * dst entry of the nexthop router
+         */
+        if ((*dst)->neighbour && !((*dst)->neighbour->nud_state & NUD_VALID)) {
+                struct inet6_ifaddr *ifp;
+                struct flowi fl_gw;
+                int redirect;
+
+                ifp = ipv6_get_ifaddr(net, &fl->fl6_src,
+                                      (*dst)->dev, 1);
+
+                redirect = (ifp && ifp->flags & IFA_F_OPTIMISTIC);
+                if (ifp)
+                        in6_ifa_put(ifp);
+
+                if (redirect) {
+                        /*
+                         * We need to get the dst entry for the
+                         * default router instead
+                         */
+                        dst_release(*dst);
+                        memcpy(&fl_gw, fl, sizeof(struct flowi));
+                        memset(&fl_gw.fl6_dst, 0, sizeof(struct in6_addr));
+                        *dst = ip6_route_output(net, sk, &fl_gw);
+                        if ((err = (*dst)->error))
+                                goto out_err_release;
                 }
+        }
 #endif
 
         return 0;
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index ea33b26512c2..4e5eac301f91 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -346,6 +346,8 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
                  */
                 if (optlen == 0)
                         optval = NULL;
+                else if (optval == NULL)
+                        goto e_inval;
                 else if (optlen < sizeof(struct ipv6_opt_hdr) ||
                          optlen & 0x7 || optlen > 8 * 255)
                         goto e_inval;
@@ -909,7 +911,7 @@ static int do_ipv6_getsockopt(struct sock *sk, int level, int optname,
                 } else {
                         if (np->rxopt.bits.rxinfo) {
                                 struct in6_pktinfo src_info;
-                                src_info.ipi6_ifindex = np->mcast_oif;
+                                src_info.ipi6_ifindex = np->mcast_oif ? np->mcast_oif : sk->sk_bound_dev_if;
                                 ipv6_addr_copy(&src_info.ipi6_addr, &np->daddr);
                                 put_cmsg(&msg, SOL_IPV6, IPV6_PKTINFO, sizeof(src_info), &src_info);
                         }
@@ -919,7 +921,7 @@ static int do_ipv6_getsockopt(struct sock *sk, int level, int optname,
                         }
                         if (np->rxopt.bits.rxoinfo) {
                                 struct in6_pktinfo src_info;
-                                src_info.ipi6_ifindex = np->mcast_oif;
+                                src_info.ipi6_ifindex = np->mcast_oif ? np->mcast_oif : sk->sk_bound_dev_if;
                                 ipv6_addr_copy(&src_info.ipi6_addr, &np->daddr);
                                 put_cmsg(&msg, SOL_IPV6, IPV6_2292PKTINFO, sizeof(src_info), &src_info);
                         }
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index beb48e3f038a..f1c62ba0f56b 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -549,7 +549,7 @@ static void ndisc_send_na(struct net_device *dev, struct neighbour *neigh,
                         override = 0;
                 in6_ifa_put(ifp);
         } else {
-                if (ipv6_dev_get_saddr(dev, daddr,
+                if (ipv6_dev_get_saddr(dev_net(dev), dev, daddr,
                                        inet6_sk(dev_net(dev)->ipv6.ndisc_sk)->srcprefs,
                                        &tmpaddr))
                         return;
diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c
index f82f6074cf85..0179b66864f1 100644
--- a/net/ipv6/proc.c
+++ b/net/ipv6/proc.c
@@ -286,7 +286,6 @@ proc_net_fail:
 
 void ipv6_misc_proc_exit(void)
 {
-        proc_net_remove(&init_net, "sockstat6");
         proc_net_remove(&init_net, "dev_snmp6");
         proc_net_remove(&init_net, "snmp6");
         unregister_pernet_subsys(&ipv6_proc_ops);
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 01d47674f7e5..e53e493606c5 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -377,14 +377,14 @@ static inline int rawv6_rcv_skb(struct sock * sk, struct sk_buff * skb)
             skb_checksum_complete(skb)) {
                 atomic_inc(&sk->sk_drops);
                 kfree_skb(skb);
-                return 0;
+                return NET_RX_DROP;
         }
 
         /* Charge it to the socket. */
         if (sock_queue_rcv_skb(sk,skb)<0) {
                 atomic_inc(&sk->sk_drops);
                 kfree_skb(skb);
-                return 0;
+                return NET_RX_DROP;
         }
 
         return 0;
@@ -429,7 +429,7 @@ int rawv6_rcv(struct sock *sk, struct sk_buff *skb)
                 if (skb_checksum_complete(skb)) {
                         atomic_inc(&sk->sk_drops);
                         kfree_skb(skb);
-                        return 0;
+                        return NET_RX_DROP;
                 }
         }
 
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 86540b24b27c..9af6115f0f50 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1249,7 +1249,7 @@ install_route:
 
         if (dst_metric(&rt->u.dst, RTAX_HOPLIMIT) == 0)
                 rt->u.dst.metrics[RTAX_HOPLIMIT-1] = -1;
-        if (!dst_metric(&rt->u.dst, RTAX_MTU))
+        if (!dst_mtu(&rt->u.dst))
                 rt->u.dst.metrics[RTAX_MTU-1] = ipv6_get_mtu(dev);
         if (!dst_metric(&rt->u.dst, RTAX_ADVMSS))
                 rt->u.dst.metrics[RTAX_ADVMSS-1] = ipv6_advmss(net, dst_mtu(&rt->u.dst));
@@ -2106,7 +2106,8 @@ static inline size_t rt6_nlmsg_size(void)
                + nla_total_size(sizeof(struct rta_cacheinfo));
 }
 
-static int rt6_fill_node(struct sk_buff *skb, struct rt6_info *rt,
+static int rt6_fill_node(struct net *net,
+                         struct sk_buff *skb, struct rt6_info *rt,
                          struct in6_addr *dst, struct in6_addr *src,
                          int iif, int type, u32 pid, u32 seq,
                          int prefix, int nowait, unsigned int flags)
@@ -2187,8 +2188,9 @@ static int rt6_fill_node(struct sk_buff *skb, struct rt6_info *rt,
 #endif
                         NLA_PUT_U32(skb, RTA_IIF, iif);
         } else if (dst) {
+                struct inet6_dev *idev = ip6_dst_idev(&rt->u.dst);
                 struct in6_addr saddr_buf;
-                if (ipv6_dev_get_saddr(ip6_dst_idev(&rt->u.dst)->dev,
+                if (ipv6_dev_get_saddr(net, idev ? idev->dev : NULL,
                                        dst, 0, &saddr_buf) == 0)
                         NLA_PUT(skb, RTA_PREFSRC, 16, &saddr_buf);
         }
@@ -2233,7 +2235,8 @@ int rt6_dump_route(struct rt6_info *rt, void *p_arg)
         } else
                 prefix = 0;
 
-        return rt6_fill_node(arg->skb, rt, NULL, NULL, 0, RTM_NEWROUTE,
+        return rt6_fill_node(arg->net,
+                     arg->skb, rt, NULL, NULL, 0, RTM_NEWROUTE,
                      NETLINK_CB(arg->cb->skb).pid, arg->cb->nlh->nlmsg_seq,
                      prefix, 0, NLM_F_MULTI);
 }
@@ -2299,7 +2302,7 @@ static int inet6_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr* nlh, void
         rt = (struct rt6_info*) ip6_route_output(net, NULL, &fl);
         skb->dst = &rt->u.dst;
 
-        err = rt6_fill_node(skb, rt, &fl.fl6_dst, &fl.fl6_src, iif,
+        err = rt6_fill_node(net, skb, rt, &fl.fl6_dst, &fl.fl6_src, iif,
                             RTM_NEWROUTE, NETLINK_CB(in_skb).pid,
                             nlh->nlmsg_seq, 0, 0, 0);
         if (err < 0) {
@@ -2326,7 +2329,7 @@ void inet6_rt_notify(int event, struct rt6_info *rt, struct nl_info *info)
         if (skb == NULL)
                 goto errout;
 
-        err = rt6_fill_node(skb, rt, NULL, NULL, 0,
+        err = rt6_fill_node(net, skb, rt, NULL, NULL, 0,
                                 event, info->pid, seq, 0, 0, 0);
         if (err < 0) {
                 /* -EMSGSIZE implies BUG in rt6_nlmsg_size() */
diff --git a/net/ipv6/syncookies.c b/net/ipv6/syncookies.c
index a46badd1082d..ec394cf5a19b 100644
--- a/net/ipv6/syncookies.c
+++ b/net/ipv6/syncookies.c
@@ -199,10 +199,8 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb)
         ireq6 = inet6_rsk(req);
         treq = tcp_rsk(req);
 
-        if (security_inet_conn_request(sk, skb, req)) {
-                reqsk_free(req);
-                goto out;
-        }
+        if (security_inet_conn_request(sk, skb, req))
+                goto out_free;
 
         req->mss = mss;
         ireq->rmt_port = th->source;
@@ -255,14 +253,13 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb)
                 fl.fl_ip_dport = inet_rsk(req)->rmt_port;
                 fl.fl_ip_sport = inet_sk(sk)->sport;
                 security_req_classify_flow(req, &fl);
-                if (ip6_dst_lookup(sk, &dst, &fl)) {
-                        reqsk_free(req);
-                        goto out;
-                }
+                if (ip6_dst_lookup(sk, &dst, &fl))
+                        goto out_free;
+
                 if (final_p)
                         ipv6_addr_copy(&fl.fl6_dst, final_p);
                 if ((xfrm_lookup(&dst, &fl, sk, 0)) < 0)
-                        goto out;
+                        goto out_free;
         }
 
         req->window_clamp = tp->window_clamp ? :dst_metric(dst, RTAX_WINDOW);
@@ -273,7 +270,10 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb)
         ireq->rcv_wscale = rcv_wscale;
 
         ret = get_cookie_sock(sk, skb, req, dst);
-
-out:    return ret;
+out:
+        return ret;
+out_free:
+        reqsk_free(req);
+        return NULL;
 }
 
diff --git a/net/ipv6/sysctl_net_ipv6.c b/net/ipv6/sysctl_net_ipv6.c
index e6dfaeac6be3..587f8f60c489 100644
--- a/net/ipv6/sysctl_net_ipv6.c
+++ b/net/ipv6/sysctl_net_ipv6.c
@@ -156,7 +156,7 @@ static struct ctl_table_header *ip6_base;
 int ipv6_static_sysctl_register(void)
 {
         static struct ctl_table empty[1];
-        ip6_base = register_net_sysctl_rotable(net_ipv6_ctl_path, empty);
+        ip6_base = register_sysctl_paths(net_ipv6_ctl_path, empty);
         if (ip6_base == NULL)
                 return -ENOMEM;
         return 0;
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index cff778b23a7f..b585c850a89a 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -69,7 +69,8 @@
 #include <linux/scatterlist.h>
 
 static void     tcp_v6_send_reset(struct sock *sk, struct sk_buff *skb);
-static void     tcp_v6_reqsk_send_ack(struct sk_buff *skb, struct request_sock *req);
+static void     tcp_v6_reqsk_send_ack(struct sock *sk, struct sk_buff *skb,
+                                      struct request_sock *req);
 
 static int      tcp_v6_do_rcv(struct sock *sk, struct sk_buff *skb);
 
@@ -748,7 +749,7 @@ static int tcp_v6_md5_hash_pseudoheader(struct tcp_md5sig_pool *hp,
         ipv6_addr_copy(&bp->saddr, saddr);
         ipv6_addr_copy(&bp->daddr, daddr);
         bp->protocol = cpu_to_be32(IPPROTO_TCP);
-        bp->len = cpu_to_be16(nbytes);
+        bp->len = cpu_to_be32(nbytes);
 
         sg_init_one(&sg, bp, sizeof(*bp));
         return crypto_hash_update(&hp->md5_desc, &sg, sizeof(*bp));
@@ -849,28 +850,17 @@ static int tcp_v6_inbound_md5_hash (struct sock *sk, struct sk_buff *skb)
         hash_expected = tcp_v6_md5_do_lookup(sk, &ip6h->saddr);
         hash_location = tcp_parse_md5sig_option(th);
 
-        /* do we have a hash as expected? */
-        if (!hash_expected) {
-                if (!hash_location)
-                        return 0;
-                if (net_ratelimit()) {
-                        printk(KERN_INFO "MD5 Hash NOT expected but found "
-                               "(" NIP6_FMT ", %u)->"
-                               "(" NIP6_FMT ", %u)\n",
-                               NIP6(ip6h->saddr), ntohs(th->source),
-                               NIP6(ip6h->daddr), ntohs(th->dest));
-                }
+        /* We've parsed the options - do we have a hash? */
+        if (!hash_expected && !hash_location)
+                return 0;
+
+        if (hash_expected && !hash_location) {
+                NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPMD5NOTFOUND);
                 return 1;
         }
 
-        if (!hash_location) {
-                if (net_ratelimit()) {
-                        printk(KERN_INFO "MD5 Hash expected but NOT found "
-                               "(" NIP6_FMT ", %u)->"
-                               "(" NIP6_FMT ", %u)\n",
-                               NIP6(ip6h->saddr), ntohs(th->source),
-                               NIP6(ip6h->daddr), ntohs(th->dest));
-                }
+        if (!hash_expected && hash_location) {
+                NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPMD5UNEXPECTED);
                 return 1;
         }
 
@@ -1105,8 +1095,8 @@ static void tcp_v6_send_ack(struct sk_buff *skb, u32 seq, u32 ack, u32 win, u32
                 *topt++ = htonl((TCPOPT_NOP << 24) | (TCPOPT_NOP << 16) |
                                 (TCPOPT_MD5SIG << 8) | TCPOLEN_MD5SIG);
                 tcp_v6_md5_hash_hdr((__u8 *)topt, key,
-                                    &ipv6_hdr(skb)->daddr,
-                                    &ipv6_hdr(skb)->saddr, t1);
+                                    &ipv6_hdr(skb)->saddr,
+                                    &ipv6_hdr(skb)->daddr, t1);
         }
 #endif
 
@@ -1149,10 +1139,11 @@ static void tcp_v6_timewait_ack(struct sock *sk, struct sk_buff *skb)
         inet_twsk_put(tw);
 }
 
-static void tcp_v6_reqsk_send_ack(struct sk_buff *skb, struct request_sock *req)
+static void tcp_v6_reqsk_send_ack(struct sock *sk, struct sk_buff *skb,
+                                  struct request_sock *req)
 {
         tcp_v6_send_ack(skb, tcp_rsk(req)->snt_isn + 1, tcp_rsk(req)->rcv_isn + 1, req->rcv_wnd, req->ts_recent,
-                        tcp_v6_md5_do_lookup(skb->sk, &ipv6_hdr(skb)->daddr));
+                        tcp_v6_md5_do_lookup(sk, &ipv6_hdr(skb)->daddr));
 }
 
 
@@ -2157,6 +2148,7 @@ static int tcpv6_net_init(struct net *net)
 static void tcpv6_net_exit(struct net *net)
 {
         inet_ctl_sock_destroy(net->ipv6.tcp_sk);
+        inet_twsk_purge(net, &tcp_hashinfo, &tcp_death_row, AF_INET6);
 }
 
 static struct pernet_operations tcpv6_net_ops = {
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index d1477b350f76..a6aecf76a71b 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -379,7 +379,7 @@ static int __udp6_lib_mcast_deliver(struct net *net, struct sk_buff *skb,
                                         uh->source, saddr, dif))) {
                 struct sk_buff *buff = skb_clone(skb, GFP_ATOMIC);
                 if (buff) {
-                        bh_lock_sock_nested(sk2);
+                        bh_lock_sock(sk2);
                         if (!sock_owned_by_user(sk2))
                                 udpv6_queue_rcv_skb(sk2, buff);
                         else
@@ -387,7 +387,7 @@ static int __udp6_lib_mcast_deliver(struct net *net, struct sk_buff *skb,
                         bh_unlock_sock(sk2);
                 }
         }
-        bh_lock_sock_nested(sk);
+        bh_lock_sock(sk);
         if (!sock_owned_by_user(sk))
                 udpv6_queue_rcv_skb(sk, skb);
         else
@@ -508,7 +508,7 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[],
 
         /* deliver */
 
-        bh_lock_sock_nested(sk);
+        bh_lock_sock(sk);
         if (!sock_owned_by_user(sk))
                 udpv6_queue_rcv_skb(sk, skb);
         else
diff --git a/net/ipv6/xfrm6_mode_beet.c b/net/ipv6/xfrm6_mode_beet.c
index d6ce400f585f..bbd48b101bae 100644
--- a/net/ipv6/xfrm6_mode_beet.c
+++ b/net/ipv6/xfrm6_mode_beet.c
@@ -40,16 +40,39 @@ static void xfrm6_beet_make_header(struct sk_buff *skb)
 static int xfrm6_beet_output(struct xfrm_state *x, struct sk_buff *skb)
 {
         struct ipv6hdr *top_iph;
-
-        skb_set_network_header(skb, -x->props.header_len);
+        struct ip_beet_phdr *ph;
+        struct iphdr *iphv4;
+        int optlen, hdr_len;
+
+        iphv4 = ip_hdr(skb);
+        hdr_len = 0;
+        optlen = XFRM_MODE_SKB_CB(skb)->optlen;
+        if (unlikely(optlen))
+                hdr_len += IPV4_BEET_PHMAXLEN - (optlen & 4);
+
+        skb_set_network_header(skb, -x->props.header_len - hdr_len);
+        if (x->sel.family != AF_INET6)
+                skb->network_header += IPV4_BEET_PHMAXLEN;
         skb->mac_header = skb->network_header +
                           offsetof(struct ipv6hdr, nexthdr);
         skb->transport_header = skb->network_header + sizeof(*top_iph);
-        __skb_pull(skb, XFRM_MODE_SKB_CB(skb)->ihl);
+        ph = (struct ip_beet_phdr *)__skb_pull(skb, XFRM_MODE_SKB_CB(skb)->ihl-hdr_len);
 
         xfrm6_beet_make_header(skb);
 
         top_iph = ipv6_hdr(skb);
+        if (unlikely(optlen)) {
+
+                BUG_ON(optlen < 0);
+
+                ph->padlen = 4 - (optlen & 4);
+                ph->hdrlen = optlen / 8;
+                ph->nexthdr = top_iph->nexthdr;
+                if (ph->padlen)
+                        memset(ph + 1, IPOPT_NOP, ph->padlen);
+
+                top_iph->nexthdr = IPPROTO_BEETPH;
+        }
 
         ipv6_addr_copy(&top_iph->saddr, (struct in6_addr *)&x->props.saddr);
         ipv6_addr_copy(&top_iph->daddr, (struct in6_addr *)&x->id.daddr);
diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c
index 8f1e0543b3c4..08e4cbbe3f04 100644
--- a/net/ipv6/xfrm6_policy.c
+++ b/net/ipv6/xfrm6_policy.c
@@ -52,12 +52,14 @@ static struct dst_entry *xfrm6_dst_lookup(int tos, xfrm_address_t *saddr,
 static int xfrm6_get_saddr(xfrm_address_t *saddr, xfrm_address_t *daddr)
 {
         struct dst_entry *dst;
+        struct net_device *dev;
 
         dst = xfrm6_dst_lookup(0, NULL, daddr);
         if (IS_ERR(dst))
                 return -EHOSTUNREACH;
 
-        ipv6_dev_get_saddr(ip6_dst_idev(dst)->dev,
+        dev = ip6_dst_idev(dst)->dev;
+        ipv6_dev_get_saddr(dev_net(dev), dev,
                            (struct in6_addr *)&daddr->a6, 0,
                            (struct in6_addr *)&saddr->a6);
         dst_release(dst);
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 8e7ba0e62cf5..297c257864c7 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -81,6 +81,7 @@ static int ieee80211_change_iface(struct wiphy *wiphy, int ifindex,
                                   enum nl80211_iftype type, u32 *flags,
                                   struct vif_params *params)
 {
+        struct ieee80211_local *local = wiphy_priv(wiphy);
         struct net_device *dev;
         enum ieee80211_if_types itype;
         struct ieee80211_sub_if_data *sdata;
@@ -95,6 +96,9 @@ static int ieee80211_change_iface(struct wiphy *wiphy, int ifindex,
         if (itype == IEEE80211_IF_TYPE_INVALID)
                 return -EINVAL;
 
+        if (dev == local->mdev)
+                return -EOPNOTSUPP;
+
         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 
         ret = ieee80211_if_change_type(sdata, itype);
@@ -117,12 +121,16 @@ static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
                              u8 key_idx, u8 *mac_addr,
                              struct key_params *params)
 {
+        struct ieee80211_local *local = wiphy_priv(wiphy);
         struct ieee80211_sub_if_data *sdata;
         struct sta_info *sta = NULL;
         enum ieee80211_key_alg alg;
         struct ieee80211_key *key;
         int err;
 
+        if (dev == local->mdev)
+                return -EOPNOTSUPP;
+
         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 
         switch (params->cipher) {
@@ -167,10 +175,14 @@ static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
 static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev,
                              u8 key_idx, u8 *mac_addr)
 {
+        struct ieee80211_local *local = wiphy_priv(wiphy);
         struct ieee80211_sub_if_data *sdata;
         struct sta_info *sta;
         int ret;
 
+        if (dev == local->mdev)
+                return -EOPNOTSUPP;
+
         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 
         rcu_read_lock();
@@ -211,7 +223,8 @@ static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
                              void (*callback)(void *cookie,
                                               struct key_params *params))
 {
-        struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+        struct ieee80211_local *local = wiphy_priv(wiphy);
+        struct ieee80211_sub_if_data *sdata;
         struct sta_info *sta = NULL;
         u8 seq[6] = {0};
         struct key_params params;
@@ -220,6 +233,11 @@ static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
         u16 iv16;
         int err = -ENOENT;
 
+        if (dev == local->mdev)
+                return -EOPNOTSUPP;
+
+        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
         rcu_read_lock();
 
         if (mac_addr) {
@@ -293,8 +311,12 @@ static int ieee80211_config_default_key(struct wiphy *wiphy,
                                         struct net_device *dev,
                                         u8 key_idx)
 {
+        struct ieee80211_local *local = wiphy_priv(wiphy);
         struct ieee80211_sub_if_data *sdata;
 
+        if (dev == local->mdev)
+                return -EOPNOTSUPP;
+
         rcu_read_lock();
 
         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
@@ -475,9 +497,15 @@ static int ieee80211_config_beacon(struct ieee80211_sub_if_data *sdata,
 static int ieee80211_add_beacon(struct wiphy *wiphy, struct net_device *dev,
                                 struct beacon_parameters *params)
 {
-        struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+        struct ieee80211_local *local = wiphy_priv(wiphy);
+        struct ieee80211_sub_if_data *sdata;
         struct beacon_data *old;
 
+        if (dev == local->mdev)
+                return -EOPNOTSUPP;
+
+        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
         if (sdata->vif.type != IEEE80211_IF_TYPE_AP)
                 return -EINVAL;
 
@@ -492,9 +520,15 @@ static int ieee80211_add_beacon(struct wiphy *wiphy, struct net_device *dev,
 static int ieee80211_set_beacon(struct wiphy *wiphy, struct net_device *dev,
                                 struct beacon_parameters *params)
 {
-        struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+        struct ieee80211_local *local = wiphy_priv(wiphy);
+        struct ieee80211_sub_if_data *sdata;
         struct beacon_data *old;
 
+        if (dev == local->mdev)
+                return -EOPNOTSUPP;
+
+        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
         if (sdata->vif.type != IEEE80211_IF_TYPE_AP)
                 return -EINVAL;
 
@@ -508,9 +542,15 @@ static int ieee80211_set_beacon(struct wiphy *wiphy, struct net_device *dev,
 
 static int ieee80211_del_beacon(struct wiphy *wiphy, struct net_device *dev)
 {
-        struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+        struct ieee80211_local *local = wiphy_priv(wiphy);
+        struct ieee80211_sub_if_data *sdata;
         struct beacon_data *old;
 
+        if (dev == local->mdev)
+                return -EOPNOTSUPP;
+
+        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
         if (sdata->vif.type != IEEE80211_IF_TYPE_AP)
                 return -EINVAL;
 
@@ -646,11 +686,14 @@ static void sta_apply_parameters(struct ieee80211_local *local,
 static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
                                  u8 *mac, struct station_parameters *params)
 {
-        struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+        struct ieee80211_local *local = wiphy_priv(wiphy);
         struct sta_info *sta;
         struct ieee80211_sub_if_data *sdata;
         int err;
 
+        if (dev == local->mdev || params->vlan == local->mdev)
+                return -EOPNOTSUPP;
+
         /* Prevent a race with changing the rate control algorithm */
         if (!netif_running(dev))
                 return -ENETDOWN;
@@ -701,10 +744,15 @@ static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
 static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev,
                                  u8 *mac)
 {
-        struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-        struct ieee80211_local *local = sdata->local;
+        struct ieee80211_local *local = wiphy_priv(wiphy);
+        struct ieee80211_sub_if_data *sdata;
         struct sta_info *sta;
 
+        if (dev == local->mdev)
+                return -EOPNOTSUPP;
+
+        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
         if (mac) {
                 rcu_read_lock();
 
@@ -730,10 +778,13 @@ static int ieee80211_change_station(struct wiphy *wiphy,
                                     u8 *mac,
                                     struct station_parameters *params)
 {
-        struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+        struct ieee80211_local *local = wiphy_priv(wiphy);
         struct sta_info *sta;
         struct ieee80211_sub_if_data *vlansdata;
 
+        if (dev == local->mdev || params->vlan == local->mdev)
+                return -EOPNOTSUPP;
+
         rcu_read_lock();
 
         /* XXX: get sta belonging to dev */
@@ -752,7 +803,7 @@ static int ieee80211_change_station(struct wiphy *wiphy,
                         return -EINVAL;
                 }
 
-                sta->sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
+                sta->sdata = vlansdata;
                 ieee80211_send_layer2_update(sta);
         }
 
@@ -767,15 +818,20 @@ static int ieee80211_change_station(struct wiphy *wiphy,
 static int ieee80211_add_mpath(struct wiphy *wiphy, struct net_device *dev,
                                  u8 *dst, u8 *next_hop)
 {
-        struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-        struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+        struct ieee80211_local *local = wiphy_priv(wiphy);
+        struct ieee80211_sub_if_data *sdata;
         struct mesh_path *mpath;
         struct sta_info *sta;
         int err;
 
+        if (dev == local->mdev)
+                return -EOPNOTSUPP;
+
         if (!netif_running(dev))
                 return -ENETDOWN;
 
+        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
         if (sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT)
                 return -ENOTSUPP;
 
@@ -817,14 +873,19 @@ static int ieee80211_change_mpath(struct wiphy *wiphy,
                                     struct net_device *dev,
                                     u8 *dst, u8 *next_hop)
 {
-        struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-        struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+        struct ieee80211_local *local = wiphy_priv(wiphy);
+        struct ieee80211_sub_if_data *sdata;
         struct mesh_path *mpath;
         struct sta_info *sta;
 
+        if (dev == local->mdev)
+                return -EOPNOTSUPP;
+
         if (!netif_running(dev))
                 return -ENETDOWN;
 
+        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
         if (sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT)
                 return -ENOTSUPP;
 
@@ -891,9 +952,15 @@ static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev,
                                u8 *dst, u8 *next_hop, struct mpath_info *pinfo)
 
 {
-        struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+        struct ieee80211_local *local = wiphy_priv(wiphy);
+        struct ieee80211_sub_if_data *sdata;
         struct mesh_path *mpath;
 
+        if (dev == local->mdev)
+                return -EOPNOTSUPP;
+
+        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
         if (sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT)
                 return -ENOTSUPP;
 
@@ -913,9 +980,15 @@ static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev,
                                  int idx, u8 *dst, u8 *next_hop,
                                  struct mpath_info *pinfo)
 {
-        struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+        struct ieee80211_local *local = wiphy_priv(wiphy);
+        struct ieee80211_sub_if_data *sdata;
         struct mesh_path *mpath;
 
+        if (dev == local->mdev)
+                return -EOPNOTSUPP;
+
+        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
         if (sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT)
                 return -ENOTSUPP;
 
diff --git a/net/mac80211/debugfs_key.c b/net/mac80211/debugfs_key.c
index 7439b63df5d0..cf82acec913a 100644
--- a/net/mac80211/debugfs_key.c
+++ b/net/mac80211/debugfs_key.c
@@ -265,7 +265,7 @@ void ieee80211_debugfs_key_add_default(struct ieee80211_sub_if_data *sdata)
         key = sdata->default_key;
         if (key) {
                 sprintf(buf, "../keys/%d", key->debugfs.cnt);
-                sdata->debugfs.default_key =
+                sdata->common_debugfs.default_key =
                         debugfs_create_symlink("default_key",
                                                sdata->debugfsdir, buf);
         } else
@@ -277,8 +277,8 @@ void ieee80211_debugfs_key_remove_default(struct ieee80211_sub_if_data *sdata)
         if (!sdata)
                 return;
 
-        debugfs_remove(sdata->debugfs.default_key);
-        sdata->debugfs.default_key = NULL;
+        debugfs_remove(sdata->common_debugfs.default_key);
+        sdata->common_debugfs.default_key = NULL;
 }
 
 void ieee80211_debugfs_key_sta_del(struct ieee80211_key *key,
diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c
index 475f89a8aee1..8165df578c92 100644
--- a/net/mac80211/debugfs_netdev.c
+++ b/net/mac80211/debugfs_netdev.c
@@ -248,8 +248,8 @@ IEEE80211_IF_WFILE(min_discovery_timeout,
 static void add_sta_files(struct ieee80211_sub_if_data *sdata)
 {
         DEBUGFS_ADD(drop_unencrypted, sta);
-        DEBUGFS_ADD(force_unicast_rateidx, ap);
-        DEBUGFS_ADD(max_ratectrl_rateidx, ap);
+        DEBUGFS_ADD(force_unicast_rateidx, sta);
+        DEBUGFS_ADD(max_ratectrl_rateidx, sta);
 
         DEBUGFS_ADD(state, sta);
         DEBUGFS_ADD(bssid, sta);
@@ -283,8 +283,8 @@ static void add_ap_files(struct ieee80211_sub_if_data *sdata)
 static void add_wds_files(struct ieee80211_sub_if_data *sdata)
 {
         DEBUGFS_ADD(drop_unencrypted, wds);
-        DEBUGFS_ADD(force_unicast_rateidx, ap);
-        DEBUGFS_ADD(max_ratectrl_rateidx, ap);
+        DEBUGFS_ADD(force_unicast_rateidx, wds);
+        DEBUGFS_ADD(max_ratectrl_rateidx, wds);
 
         DEBUGFS_ADD(peer, wds);
 }
@@ -292,8 +292,8 @@ static void add_wds_files(struct ieee80211_sub_if_data *sdata)
 static void add_vlan_files(struct ieee80211_sub_if_data *sdata)
 {
         DEBUGFS_ADD(drop_unencrypted, vlan);
-        DEBUGFS_ADD(force_unicast_rateidx, ap);
-        DEBUGFS_ADD(max_ratectrl_rateidx, ap);
+        DEBUGFS_ADD(force_unicast_rateidx, vlan);
+        DEBUGFS_ADD(max_ratectrl_rateidx, vlan);
 }
 
 static void add_monitor_files(struct ieee80211_sub_if_data *sdata)
@@ -381,8 +381,8 @@ static void add_files(struct ieee80211_sub_if_data *sdata)
 static void del_sta_files(struct ieee80211_sub_if_data *sdata)
 {
         DEBUGFS_DEL(drop_unencrypted, sta);
-        DEBUGFS_DEL(force_unicast_rateidx, ap);
-        DEBUGFS_DEL(max_ratectrl_rateidx, ap);
+        DEBUGFS_DEL(force_unicast_rateidx, sta);
+        DEBUGFS_DEL(max_ratectrl_rateidx, sta);
 
         DEBUGFS_DEL(state, sta);
         DEBUGFS_DEL(bssid, sta);
@@ -416,8 +416,8 @@ static void del_ap_files(struct ieee80211_sub_if_data *sdata)
 static void del_wds_files(struct ieee80211_sub_if_data *sdata)
 {
         DEBUGFS_DEL(drop_unencrypted, wds);
-        DEBUGFS_DEL(force_unicast_rateidx, ap);
-        DEBUGFS_DEL(max_ratectrl_rateidx, ap);
+        DEBUGFS_DEL(force_unicast_rateidx, wds);
+        DEBUGFS_DEL(max_ratectrl_rateidx, wds);
 
         DEBUGFS_DEL(peer, wds);
 }
@@ -425,8 +425,8 @@ static void del_wds_files(struct ieee80211_sub_if_data *sdata)
 static void del_vlan_files(struct ieee80211_sub_if_data *sdata)
 {
         DEBUGFS_DEL(drop_unencrypted, vlan);
-        DEBUGFS_DEL(force_unicast_rateidx, ap);
-        DEBUGFS_DEL(max_ratectrl_rateidx, ap);
+        DEBUGFS_DEL(force_unicast_rateidx, vlan);
+        DEBUGFS_DEL(max_ratectrl_rateidx, vlan);
 }
 
 static void del_monitor_files(struct ieee80211_sub_if_data *sdata)
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index a4f9a832722a..4498d8713652 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -82,6 +82,7 @@ struct ieee80211_sta_bss {
 
         u8 bssid[ETH_ALEN];
         u8 ssid[IEEE80211_MAX_SSID_LEN];
+        u8 dtim_period;
         u16 capability; /* host byte order */
         enum ieee80211_band band;
         int freq;
@@ -469,6 +470,8 @@ struct ieee80211_sub_if_data {
                         struct dentry *auth_transaction;
                         struct dentry *flags;
                         struct dentry *num_beacons_sta;
+                        struct dentry *force_unicast_rateidx;
+                        struct dentry *max_ratectrl_rateidx;
                 } sta;
                 struct {
                         struct dentry *drop_unencrypted;
@@ -482,15 +485,21 @@ struct ieee80211_sub_if_data {
                 struct {
                         struct dentry *drop_unencrypted;
                         struct dentry *peer;
+                        struct dentry *force_unicast_rateidx;
+                        struct dentry *max_ratectrl_rateidx;
                 } wds;
                 struct {
                         struct dentry *drop_unencrypted;
+                        struct dentry *force_unicast_rateidx;
+                        struct dentry *max_ratectrl_rateidx;
                 } vlan;
                 struct {
                         struct dentry *mode;
                 } monitor;
-                struct dentry *default_key;
         } debugfs;
+        struct {
+                struct dentry *default_key;
+        } common_debugfs;
 
 #ifdef CONFIG_MAC80211_MESH
         struct dentry *mesh_stats_dir;
@@ -586,6 +595,7 @@ struct ieee80211_local {
         struct timer_list sta_cleanup;
 
         unsigned long queues_pending[BITS_TO_LONGS(IEEE80211_MAX_QUEUES)];
+        unsigned long queues_pending_run[BITS_TO_LONGS(IEEE80211_MAX_QUEUES)];
         struct ieee80211_tx_stored_packet pending_packet[IEEE80211_MAX_QUEUES];
         struct tasklet_struct tx_pending_tasklet;
 
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index f1a83d450ea0..aa5a191598c9 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -245,10 +245,13 @@ static int ieee80211_open(struct net_device *dev)
         case IEEE80211_IF_TYPE_AP:
                 sdata->bss = &sdata->u.ap;
                 break;
+        case IEEE80211_IF_TYPE_MESH_POINT:
+                /* mesh ifaces must set allmulti to forward mcast traffic */
+                atomic_inc(&local->iff_allmultis);
+                break;
         case IEEE80211_IF_TYPE_STA:
         case IEEE80211_IF_TYPE_MNTR:
         case IEEE80211_IF_TYPE_IBSS:
-        case IEEE80211_IF_TYPE_MESH_POINT:
                 /* no special treatment */
                 break;
         case IEEE80211_IF_TYPE_INVALID:
@@ -495,6 +498,9 @@ static int ieee80211_stop(struct net_device *dev)
                 netif_addr_unlock_bh(local->mdev);
                 break;
         case IEEE80211_IF_TYPE_MESH_POINT:
+                /* allmulti is always set on mesh ifaces */
+                atomic_dec(&local->iff_allmultis);
+                /* fall through */
         case IEEE80211_IF_TYPE_STA:
         case IEEE80211_IF_TYPE_IBSS:
                 sdata->u.sta.state = IEEE80211_DISABLED;
@@ -1233,18 +1239,12 @@ static void ieee80211_tasklet_handler(unsigned long data)
 /* Remove added headers (e.g., QoS control), encryption header/MIC, etc. to
  * make a prepared TX frame (one that has been given to hw) to look like brand
  * new IEEE 802.11 frame that is ready to go through TX processing again.
- * Also, tx_packet_data in cb is restored from tx_control. */
+ */
 static void ieee80211_remove_tx_extra(struct ieee80211_local *local,
                                       struct ieee80211_key *key,
                                       struct sk_buff *skb)
 {
         int hdrlen, iv_len, mic_len;
-        struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
-
-        info->flags &=  IEEE80211_TX_CTL_REQ_TX_STATUS |
-                        IEEE80211_TX_CTL_DO_NOT_ENCRYPT |
-                        IEEE80211_TX_CTL_REQUEUE |
-                        IEEE80211_TX_CTL_EAPOL_FRAME;
 
         hdrlen = ieee80211_get_hdrlen_from_skb(skb);
 
@@ -1695,6 +1695,11 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
         if (local->hw.conf.beacon_int < 10)
                 local->hw.conf.beacon_int = 100;
 
+        if (local->hw.max_listen_interval == 0)
+                local->hw.max_listen_interval = 1;
+
+        local->hw.conf.listen_interval = local->hw.max_listen_interval;
+
         local->wstats_flags |= local->hw.flags & (IEEE80211_HW_SIGNAL_UNSPEC |
                                                   IEEE80211_HW_SIGNAL_DB |
                                                   IEEE80211_HW_SIGNAL_DBM) ?
@@ -1731,8 +1736,8 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
         result = ieee80211_wep_init(local);
 
         if (result < 0) {
-                printk(KERN_DEBUG "%s: Failed to initialize wep\n",
-                       wiphy_name(local->hw.wiphy));
+                printk(KERN_DEBUG "%s: Failed to initialize wep: %d\n",
+                       wiphy_name(local->hw.wiphy), result);
                 goto fail_wep;
         }
 
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index b5933b271491..35f2f95f2fa7 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -383,7 +383,7 @@ errcopy:
                 hlist_for_each_safe(p, q, &newtbl->hash_buckets[i])
                         tbl->free_node(p, 0);
         }
-        __mesh_table_free(tbl);
+        __mesh_table_free(newtbl);
 endgrow:
         return NULL;
 }
diff --git a/net/mac80211/mesh.h b/net/mac80211/mesh.h
index 669eafafe497..7495fbb0d211 100644
--- a/net/mac80211/mesh.h
+++ b/net/mac80211/mesh.h
@@ -214,8 +214,7 @@ void ieee80211s_stop(void);
 void ieee80211_mesh_init_sdata(struct ieee80211_sub_if_data *sdata);
 
 /* Mesh paths */
-int mesh_nexthop_lookup(u8 *next_hop, struct sk_buff *skb,
-                struct net_device *dev);
+int mesh_nexthop_lookup(struct sk_buff *skb, struct net_device *dev);
 void mesh_path_start_discovery(struct net_device *dev);
 struct mesh_path *mesh_path_lookup(u8 *dst, struct net_device *dev);
 struct mesh_path *mesh_path_lookup_by_idx(int idx, struct net_device *dev);
@@ -286,6 +285,4 @@ static inline void mesh_path_activate(struct mesh_path *mpath)
 #define mesh_allocated  0
 #endif
 
-#define MESH_PREQ(skb)  (skb->cb + 30)
-
 #endif /* IEEE80211S_H */
diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c
index 7fa149e230e6..08aca446ca01 100644
--- a/net/mac80211/mesh_hwmp.c
+++ b/net/mac80211/mesh_hwmp.c
@@ -758,29 +758,30 @@ enddiscovery:
 /**
  * ieee80211s_lookup_nexthop - put the appropriate next hop on a mesh frame
  *
- * @next_hop: output argument for next hop address
- * @skb: frame to be sent
+ * @skb: 802.11 frame to be sent
  * @dev: network device the frame will be sent through
+ * @fwd_frame: true if this frame was originally from a different host
  *
  * Returns: 0 if the next hop was found. Nonzero otherwise. If no next hop is
  * found, the function will start a path discovery and queue the frame so it is
  * sent when the path is resolved. This means the caller must not free the skb
  * in this case.
  */
-int mesh_nexthop_lookup(u8 *next_hop, struct sk_buff *skb,
-                struct net_device *dev)
+int mesh_nexthop_lookup(struct sk_buff *skb, struct net_device *dev)
 {
         struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
         struct sk_buff *skb_to_free = NULL;
         struct mesh_path *mpath;
+        struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+        u8 *dst_addr = hdr->addr3;
         int err = 0;
 
         rcu_read_lock();
-        mpath = mesh_path_lookup(skb->data, dev);
+        mpath = mesh_path_lookup(dst_addr, dev);
 
         if (!mpath) {
-                mesh_path_add(skb->data, dev);
-                mpath = mesh_path_lookup(skb->data, dev);
+                mesh_path_add(dst_addr, dev);
+                mpath = mesh_path_lookup(dst_addr, dev);
                 if (!mpath) {
                         dev_kfree_skb(skb);
                         sdata->u.sta.mshstats.dropped_frames_no_route++;
@@ -792,13 +793,13 @@ int mesh_nexthop_lookup(u8 *next_hop, struct sk_buff *skb,
         if (mpath->flags & MESH_PATH_ACTIVE) {
                 if (time_after(jiffies, mpath->exp_time -
                         msecs_to_jiffies(sdata->u.sta.mshcfg.path_refresh_time))
-                                && skb->pkt_type != PACKET_OTHERHOST
+                                && !memcmp(dev->dev_addr, hdr->addr4, ETH_ALEN)
                                 && !(mpath->flags & MESH_PATH_RESOLVING)
                                 && !(mpath->flags & MESH_PATH_FIXED)) {
                         mesh_queue_preq(mpath,
                                         PREQ_Q_F_START | PREQ_Q_F_REFRESH);
                 }
-                memcpy(next_hop, mpath->next_hop->addr,
+                memcpy(hdr->addr1, mpath->next_hop->addr,
                                 ETH_ALEN);
         } else {
                 if (!(mpath->flags & MESH_PATH_RESOLVING)) {
diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c
index 5f88a2e6ee50..838ee60492ad 100644
--- a/net/mac80211/mesh_pathtbl.c
+++ b/net/mac80211/mesh_pathtbl.c
@@ -388,18 +388,15 @@ void mesh_path_tx_pending(struct mesh_path *mpath)
 void mesh_path_discard_frame(struct sk_buff *skb, struct net_device *dev)
 {
         struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+        struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
         struct mesh_path *mpath;
         u32 dsn = 0;
 
-        if (skb->pkt_type == PACKET_OTHERHOST) {
-                struct ieee80211s_hdr *prev_meshhdr;
-                int mshhdrlen;
+        if (memcmp(hdr->addr4, dev->dev_addr, ETH_ALEN) != 0) {
                 u8 *ra, *da;
 
-                prev_meshhdr = ((struct ieee80211s_hdr *)skb->cb);
-                mshhdrlen = ieee80211_get_mesh_hdrlen(prev_meshhdr);
-                da = skb->data;
-                ra = MESH_PREQ(skb);
+                da = hdr->addr3;
+                ra = hdr->addr2;
                 mpath = mesh_path_lookup(da, dev);
                 if (mpath)
                         dsn = ++mpath->dsn;
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index d7c371e36bf0..902cac1bd246 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -551,6 +551,7 @@ static void ieee80211_set_associated(struct net_device *dev,
                         /* set timing information */
                         sdata->bss_conf.beacon_int = bss->beacon_int;
                         sdata->bss_conf.timestamp = bss->timestamp;
+                        sdata->bss_conf.dtim_period = bss->dtim_period;
 
                         changed |= ieee80211_handle_bss_capability(sdata, bss);
 
@@ -606,7 +607,6 @@ void ieee80211_sta_tx(struct net_device *dev, struct sk_buff *skb,
                       int encrypt)
 {
         struct ieee80211_sub_if_data *sdata;
-        struct ieee80211_tx_info *info;
 
         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
         skb->dev = sdata->local->mdev;
@@ -614,11 +614,8 @@ void ieee80211_sta_tx(struct net_device *dev, struct sk_buff *skb,
         skb_set_network_header(skb, 0);
         skb_set_transport_header(skb, 0);
 
-        info = IEEE80211_SKB_CB(skb);
-        memset(info, 0, sizeof(struct ieee80211_tx_info));
-        info->control.ifindex = sdata->dev->ifindex;
-        if (!encrypt)
-                info->flags |= IEEE80211_TX_CTL_DO_NOT_ENCRYPT;
+        skb->iif = sdata->dev->ifindex;
+        skb->do_not_encrypt = !encrypt;
 
         dev_queue_xmit(skb);
 }
@@ -777,7 +774,8 @@ static void ieee80211_send_assoc(struct net_device *dev,
                 mgmt->frame_control = IEEE80211_FC(IEEE80211_FTYPE_MGMT,
                                                    IEEE80211_STYPE_REASSOC_REQ);
                 mgmt->u.reassoc_req.capab_info = cpu_to_le16(capab);
-                mgmt->u.reassoc_req.listen_interval = cpu_to_le16(1);
+                mgmt->u.reassoc_req.listen_interval =
+                                cpu_to_le16(local->hw.conf.listen_interval);
                 memcpy(mgmt->u.reassoc_req.current_ap, ifsta->prev_bssid,
                        ETH_ALEN);
         } else {
@@ -785,7 +783,8 @@ static void ieee80211_send_assoc(struct net_device *dev,
                 mgmt->frame_control = IEEE80211_FC(IEEE80211_FTYPE_MGMT,
                                                    IEEE80211_STYPE_ASSOC_REQ);
                 mgmt->u.assoc_req.capab_info = cpu_to_le16(capab);
-                mgmt->u.assoc_req.listen_interval = cpu_to_le16(1);
+                mgmt->u.reassoc_req.listen_interval =
+                                cpu_to_le16(local->hw.conf.listen_interval);
         }
 
         /* SSID */
@@ -814,7 +813,7 @@ static void ieee80211_send_assoc(struct net_device *dev,
                 }
         }
 
-        if (count == 8) {
+        if (rates_len > count) {
                 pos = skb_put(skb, rates_len - count + 2);
                 *pos++ = WLAN_EID_EXT_SUPP_RATES;
                 *pos++ = rates_len - count;
@@ -2104,6 +2103,8 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
                         rcu_read_unlock();
                         return;
                 }
+                /* update new sta with its last rx activity */
+                sta->last_rx = jiffies;
         }
 
         /*
@@ -2692,6 +2693,16 @@ static void ieee80211_rx_bss_info(struct net_device *dev,
         bss->beacon_int = le16_to_cpu(mgmt->u.beacon.beacon_int);
         bss->capability = le16_to_cpu(mgmt->u.beacon.capab_info);
 
+        if (elems->tim) {
+                struct ieee80211_tim_ie *tim_ie =
+                        (struct ieee80211_tim_ie *)elems->tim;
+                bss->dtim_period = tim_ie->dtim_period;
+        }
+
+        /* set default value for buggy APs */
+        if (!elems->tim || bss->dtim_period == 0)
+                bss->dtim_period = 1;
+
         bss->supp_rates_len = 0;
         if (elems->supp_rates) {
                 clen = IEEE80211_MAX_SUPP_RATES - bss->supp_rates_len;
@@ -2857,7 +2868,7 @@ static void ieee80211_rx_bss_info(struct net_device *dev,
                        jiffies);
 #endif /* CONFIG_MAC80211_IBSS_DEBUG */
                 if (beacon_timestamp > rx_timestamp) {
-#ifndef CONFIG_MAC80211_IBSS_DEBUG
+#ifdef CONFIG_MAC80211_IBSS_DEBUG
                         printk(KERN_DEBUG "%s: beacon TSF higher than "
                                "local TSF - IBSS merge with BSSID %s\n",
                                dev->name, print_mac(mac, mgmt->bssid));
@@ -3303,6 +3314,7 @@ void ieee80211_start_mesh(struct net_device *dev)
         ifsta = &sdata->u.sta;
         ifsta->state = IEEE80211_MESH_UP;
         ieee80211_sta_timer((unsigned long)sdata);
+        ieee80211_if_config(sdata, IEEE80211_IFCC_BEACON);
 }
 #endif
 
@@ -3653,11 +3665,21 @@ static int ieee80211_sta_find_ibss(struct net_device *dev,
                        "%s\n", print_mac(mac, bssid),
                        print_mac(mac2, ifsta->bssid));
 #endif /* CONFIG_MAC80211_IBSS_DEBUG */
-        if (found && memcmp(ifsta->bssid, bssid, ETH_ALEN) != 0 &&
-            (bss = ieee80211_rx_bss_get(dev, bssid,
-                                        local->hw.conf.channel->center_freq,
-                                        ifsta->ssid, ifsta->ssid_len))) {
+
+        if (found && memcmp(ifsta->bssid, bssid, ETH_ALEN) != 0) {
                 int ret;
+                int search_freq;
+
+                if (ifsta->flags & IEEE80211_STA_AUTO_CHANNEL_SEL)
+                        search_freq = bss->freq;
+                else
+                        search_freq = local->hw.conf.channel->center_freq;
+
+                bss = ieee80211_rx_bss_get(dev, bssid, search_freq,
+                                           ifsta->ssid, ifsta->ssid_len);
+                if (!bss)
+                        goto dont_join;
+
                 printk(KERN_DEBUG "%s: Selected IBSS BSSID %s"
                        " based on configured SSID\n",
                        dev->name, print_mac(mac, bssid));
@@ -3665,6 +3687,8 @@ static int ieee80211_sta_find_ibss(struct net_device *dev,
                 ieee80211_rx_bss_put(local, bss);
                 return ret;
         }
+
+dont_join:
 #ifdef CONFIG_MAC80211_IBSS_DEBUG
         printk(KERN_DEBUG "   did not try to join ibss\n");
 #endif /* CONFIG_MAC80211_IBSS_DEBUG */
@@ -3898,7 +3922,7 @@ done:
         if (sdata->vif.type == IEEE80211_IF_TYPE_IBSS) {
                 struct ieee80211_if_sta *ifsta = &sdata->u.sta;
                 if (!(ifsta->flags & IEEE80211_STA_BSSID_SET) ||
-                    (!ifsta->state == IEEE80211_IBSS_JOINED &&
+                    (!(ifsta->state == IEEE80211_IBSS_JOINED) &&
                     !ieee80211_sta_active_ibss(dev)))
                         ieee80211_sta_find_ibss(dev, ifsta);
         }
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 6d9ae67c27ca..6db854505193 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -1109,20 +1109,9 @@ ieee80211_data_to_8023(struct ieee80211_rx_data *rx)
 
         hdrlen = ieee80211_get_hdrlen(fc);
 
-        if (ieee80211_vif_is_mesh(&sdata->vif)) {
-                int meshhdrlen = ieee80211_get_mesh_hdrlen(
+        if (ieee80211_vif_is_mesh(&sdata->vif))
+                hdrlen += ieee80211_get_mesh_hdrlen(
                                 (struct ieee80211s_hdr *) (skb->data + hdrlen));
-                /* Copy on cb:
-                 *  - mesh header: to be used for mesh forwarding
-                 * decision. It will also be used as mesh header template at
-                 * tx.c:ieee80211_subif_start_xmit() if interface
-                 * type is mesh and skb->pkt_type == PACKET_OTHERHOST
-                 *  - ta: to be used if a RERR needs to be sent.
-                 */
-                memcpy(skb->cb, skb->data + hdrlen, meshhdrlen);
-                memcpy(MESH_PREQ(skb), hdr->addr2, ETH_ALEN);
-                hdrlen += meshhdrlen;
-        }
 
         /* convert IEEE 802.11 header + possible LLC headers into Ethernet
          * header
@@ -1269,38 +1258,6 @@ ieee80211_deliver_skb(struct ieee80211_rx_data *rx)
                 }
         }
 
-        /* Mesh forwarding */
-        if (ieee80211_vif_is_mesh(&sdata->vif)) {
-                u8 *mesh_ttl = &((struct ieee80211s_hdr *)skb->cb)->ttl;
-                (*mesh_ttl)--;
-
-                if (is_multicast_ether_addr(skb->data)) {
-                        if (*mesh_ttl > 0) {
-                                xmit_skb = skb_copy(skb, GFP_ATOMIC);
-                                if (xmit_skb)
-                                        xmit_skb->pkt_type = PACKET_OTHERHOST;
-                                else if (net_ratelimit())
-                                        printk(KERN_DEBUG "%s: failed to clone "
-                                               "multicast frame\n", dev->name);
-                        } else
-                                IEEE80211_IFSTA_MESH_CTR_INC(&sdata->u.sta,
-                                                             dropped_frames_ttl);
-                } else if (skb->pkt_type != PACKET_OTHERHOST &&
-                        compare_ether_addr(dev->dev_addr, skb->data) != 0) {
-                        if (*mesh_ttl == 0) {
-                                IEEE80211_IFSTA_MESH_CTR_INC(&sdata->u.sta,
-                                                             dropped_frames_ttl);
-                                dev_kfree_skb(skb);
-                                skb = NULL;
-                        } else {
-                                xmit_skb = skb;
-                                xmit_skb->pkt_type = PACKET_OTHERHOST;
-                                if (!(dev->flags & IFF_PROMISC))
-                                        skb  = NULL;
-                        }
-                }
-        }
-
         if (skb) {
                 /* deliver to local stack */
                 skb->protocol = eth_type_trans(skb, dev);
@@ -1431,6 +1388,63 @@ ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx)
 }
 
 static ieee80211_rx_result debug_noinline
+ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx)
+{
+        struct ieee80211_hdr *hdr;
+        struct ieee80211s_hdr *mesh_hdr;
+        unsigned int hdrlen;
+        struct sk_buff *skb = rx->skb, *fwd_skb;
+
+        hdr = (struct ieee80211_hdr *) skb->data;
+        hdrlen = ieee80211_hdrlen(hdr->frame_control);
+        mesh_hdr = (struct ieee80211s_hdr *) (skb->data + hdrlen);
+
+        if (!ieee80211_is_data(hdr->frame_control))
+                return RX_CONTINUE;
+
+        if (!mesh_hdr->ttl)
+                /* illegal frame */
+                return RX_DROP_MONITOR;
+
+        if (compare_ether_addr(rx->dev->dev_addr, hdr->addr3) == 0)
+                return RX_CONTINUE;
+
+        mesh_hdr->ttl--;
+
+        if (rx->flags & IEEE80211_RX_RA_MATCH) {
+                if (!mesh_hdr->ttl)
+                        IEEE80211_IFSTA_MESH_CTR_INC(&rx->sdata->u.sta,
+                                                     dropped_frames_ttl);
+                else {
+                        struct ieee80211_hdr *fwd_hdr;
+                        fwd_skb = skb_copy(skb, GFP_ATOMIC);
+
+                        if (!fwd_skb && net_ratelimit())
+                                printk(KERN_DEBUG "%s: failed to clone mesh frame\n",
+                                                   rx->dev->name);
+
+                        fwd_hdr =  (struct ieee80211_hdr *) fwd_skb->data;
+                        /*
+                         * Save TA to addr1 to send TA a path error if a
+                         * suitable next hop is not found
+                         */
+                        memcpy(fwd_hdr->addr1, fwd_hdr->addr2, ETH_ALEN);
+                        memcpy(fwd_hdr->addr2, rx->dev->dev_addr, ETH_ALEN);
+                        fwd_skb->dev = rx->local->mdev;
+                        fwd_skb->iif = rx->dev->ifindex;
+                        dev_queue_xmit(fwd_skb);
+                }
+        }
+
+        if (is_multicast_ether_addr(hdr->addr3) ||
+            rx->dev->flags & IFF_PROMISC)
+                return RX_CONTINUE;
+        else
+                return RX_DROP_MONITOR;
+}
+
+
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_data(struct ieee80211_rx_data *rx)
 {
         struct net_device *dev = rx->dev;
@@ -1663,10 +1677,12 @@ static void ieee80211_invoke_rx_handlers(struct ieee80211_sub_if_data *sdata,
         rx->sdata = sdata;
         rx->dev = sdata->dev;
 
-#define CALL_RXH(rxh)           \
-        res = rxh(rx);          \
-        if (res != RX_CONTINUE) \
-                goto rxh_done;
+#define CALL_RXH(rxh)                   \
+        do {                            \
+                res = rxh(rx);          \
+                if (res != RX_CONTINUE) \
+                        goto rxh_done;  \
+        } while (0);
 
         CALL_RXH(ieee80211_rx_h_passive_scan)
         CALL_RXH(ieee80211_rx_h_check)
@@ -1678,6 +1694,8 @@ static void ieee80211_invoke_rx_handlers(struct ieee80211_sub_if_data *sdata,
         /* must be after MMIC verify so header is counted in MPDU mic */
         CALL_RXH(ieee80211_rx_h_remove_qos_control)
         CALL_RXH(ieee80211_rx_h_amsdu)
+        if (ieee80211_vif_is_mesh(&sdata->vif))
+                CALL_RXH(ieee80211_rx_h_mesh_fwding);
         CALL_RXH(ieee80211_rx_h_data)
         CALL_RXH(ieee80211_rx_h_ctrl)
         CALL_RXH(ieee80211_rx_h_mgmt)
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 0fbadd8b983c..4788f7b91f49 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -305,7 +305,7 @@ static void purge_old_ps_buffers(struct ieee80211_local *local)
         rcu_read_unlock();
 
         local->total_ps_buffered = total;
-#ifdef MAC80211_VERBOSE_PS_DEBUG
+#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
         printk(KERN_DEBUG "%s: PS buffers full - purged %d frames\n",
                wiphy_name(local->hw.wiphy), purged);
 #endif
@@ -342,7 +342,7 @@ ieee80211_tx_h_multicast_ps_buf(struct ieee80211_tx_data *tx)
                         purge_old_ps_buffers(tx->local);
                 if (skb_queue_len(&tx->sdata->bss->ps_bc_buf) >=
                     AP_MAX_BC_BUFFER) {
-#ifdef MAC80211_VERBOSE_PS_DEBUG
+#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
                         if (net_ratelimit()) {
                                 printk(KERN_DEBUG "%s: BC TX buffer full - "
                                        "dropping the oldest frame\n",
@@ -389,7 +389,7 @@ ieee80211_tx_h_unicast_ps_buf(struct ieee80211_tx_data *tx)
                         purge_old_ps_buffers(tx->local);
                 if (skb_queue_len(&sta->ps_tx_buf) >= STA_MAX_TX_BUFFER) {
                         struct sk_buff *old = skb_dequeue(&sta->ps_tx_buf);
-#ifdef MAC80211_VERBOSE_PS_DEBUG
+#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
                         if (net_ratelimit()) {
                                 printk(KERN_DEBUG "%s: STA %s TX "
                                        "buffer full - dropping oldest frame\n",
@@ -439,14 +439,14 @@ ieee80211_tx_h_select_key(struct ieee80211_tx_data *tx)
         struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb);
         u16 fc = tx->fc;
 
-        if (unlikely(info->flags & IEEE80211_TX_CTL_DO_NOT_ENCRYPT))
+        if (unlikely(tx->skb->do_not_encrypt))
                 tx->key = NULL;
         else if (tx->sta && (key = rcu_dereference(tx->sta->key)))
                 tx->key = key;
         else if ((key = rcu_dereference(tx->sdata->default_key)))
                 tx->key = key;
         else if (tx->sdata->drop_unencrypted &&
-                 !(info->flags & IEEE80211_TX_CTL_EAPOL_FRAME) &&
+                 (tx->skb->protocol != cpu_to_be16(ETH_P_PAE)) &&
                  !(info->flags & IEEE80211_TX_CTL_INJECTED)) {
                 I802_DEBUG_INC(tx->local->tx_handlers_drop_unencrypted);
                 return TX_DROP;
@@ -476,7 +476,7 @@ ieee80211_tx_h_select_key(struct ieee80211_tx_data *tx)
         }
 
         if (!tx->key || !(tx->key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE))
-                info->flags |= IEEE80211_TX_CTL_DO_NOT_ENCRYPT;
+                tx->skb->do_not_encrypt = 1;
 
         return TX_CONTINUE;
 }
@@ -732,6 +732,7 @@ ieee80211_tx_h_fragment(struct ieee80211_tx_data *tx)
                 memcpy(skb_put(frag, copylen), pos, copylen);
                 memcpy(frag->cb, first->cb, sizeof(frag->cb));
                 skb_copy_queue_mapping(frag, first);
+                frag->do_not_encrypt = first->do_not_encrypt;
 
                 pos += copylen;
                 left -= copylen;
@@ -852,7 +853,7 @@ __ieee80211_parse_tx_radiotap(struct ieee80211_tx_data *tx,
 
         sband = tx->local->hw.wiphy->bands[tx->channel->band];
 
-        info->flags |= IEEE80211_TX_CTL_DO_NOT_ENCRYPT;
+        skb->do_not_encrypt = 1;
         info->flags |= IEEE80211_TX_CTL_INJECTED;
         tx->flags &= ~IEEE80211_TX_FRAGMENTED;
 
@@ -925,8 +926,7 @@ __ieee80211_parse_tx_radiotap(struct ieee80211_tx_data *tx,
                                 skb_trim(skb, skb->len - FCS_LEN);
                         }
                         if (*iterator.this_arg & IEEE80211_RADIOTAP_F_WEP)
-                                info->flags &=
-                                        ~IEEE80211_TX_CTL_DO_NOT_ENCRYPT;
+                                tx->skb->do_not_encrypt = 0;
                         if (*iterator.this_arg & IEEE80211_RADIOTAP_F_FRAG)
                                 tx->flags |= IEEE80211_TX_FRAGMENTED;
                         break;
@@ -1042,10 +1042,9 @@ static int ieee80211_tx_prepare(struct ieee80211_tx_data *tx,
                                 struct sk_buff *skb,
                                 struct net_device *mdev)
 {
-        struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
         struct net_device *dev;
 
-        dev = dev_get_by_index(&init_net, info->control.ifindex);
+        dev = dev_get_by_index(&init_net, skb->iif);
         if (unlikely(dev && !is_ieee80211_device(dev, mdev))) {
                 dev_put(dev);
                 dev = NULL;
@@ -1061,13 +1060,14 @@ static int ieee80211_tx_prepare(struct ieee80211_tx_data *tx,
 static int __ieee80211_tx(struct ieee80211_local *local, struct sk_buff *skb,
                           struct ieee80211_tx_data *tx)
 {
-        struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+        struct ieee80211_tx_info *info;
         int ret, i;
 
-        if (netif_subqueue_stopped(local->mdev, skb))
-                return IEEE80211_TX_AGAIN;
-
         if (skb) {
+                if (netif_subqueue_stopped(local->mdev, skb))
+                        return IEEE80211_TX_AGAIN;
+                info =  IEEE80211_SKB_CB(skb);
+
                 ieee80211_dump_frame(wiphy_name(local->hw.wiphy),
                                      "TX to low-level driver", skb);
                 ret = local->ops->tx(local_to_hw(local), skb);
@@ -1216,6 +1216,7 @@ retry:
 
                 if (ret == IEEE80211_TX_FRAG_AGAIN)
                         skb = NULL;
+
                 set_bit(queue, local->queues_pending);
                 smp_mb();
                 /*
@@ -1300,14 +1301,15 @@ int ieee80211_master_start_xmit(struct sk_buff *skb,
                                 struct net_device *dev)
 {
         struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+        struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
         struct net_device *odev = NULL;
         struct ieee80211_sub_if_data *osdata;
         int headroom;
         bool may_encrypt;
         int ret;
 
-        if (info->control.ifindex)
-                odev = dev_get_by_index(&init_net, info->control.ifindex);
+        if (skb->iif)
+                odev = dev_get_by_index(&init_net, skb->iif);
         if (unlikely(odev && !is_ieee80211_device(odev, dev))) {
                 dev_put(odev);
                 odev = NULL;
@@ -1321,9 +1323,27 @@ int ieee80211_master_start_xmit(struct sk_buff *skb,
                 return 0;
         }
 
+        memset(info, 0, sizeof(*info));
+
+        info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS;
+
         osdata = IEEE80211_DEV_TO_SUB_IF(odev);
 
-        may_encrypt = !(info->flags & IEEE80211_TX_CTL_DO_NOT_ENCRYPT);
+        if (ieee80211_vif_is_mesh(&osdata->vif) &&
+            ieee80211_is_data(hdr->frame_control)) {
+                if (ieee80211_is_data(hdr->frame_control)) {
+                        if (is_multicast_ether_addr(hdr->addr3))
+                                memcpy(hdr->addr1, hdr->addr3, ETH_ALEN);
+                        else
+                                if (mesh_nexthop_lookup(skb, odev))
+                                        return  0;
+                        if (memcmp(odev->dev_addr, hdr->addr4, ETH_ALEN) != 0)
+                                IEEE80211_IFSTA_MESH_CTR_INC(&osdata->u.sta,
+                                                             fwded_frames);
+                }
+        }
+
+        may_encrypt = !skb->do_not_encrypt;
 
         headroom = osdata->local->tx_headroom;
         if (may_encrypt)
@@ -1348,7 +1368,6 @@ int ieee80211_monitor_start_xmit(struct sk_buff *skb,
                                  struct net_device *dev)
 {
         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-        struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
         struct ieee80211_radiotap_header *prthdr =
                 (struct ieee80211_radiotap_header *)skb->data;
         u16 len_rthdr;
@@ -1371,11 +1390,11 @@ int ieee80211_monitor_start_xmit(struct sk_buff *skb,
         skb->dev = local->mdev;
 
         /* needed because we set skb device to master */
-        info->control.ifindex = dev->ifindex;
+        skb->iif = dev->ifindex;
 
-        info->flags |= IEEE80211_TX_CTL_DO_NOT_ENCRYPT;
-        /* Interfaces should always request a status report */
-        info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS;
+        /* sometimes we do encrypt injected frames, will be fixed
+         * up in radiotap parser if not wanted */
+        skb->do_not_encrypt = 0;
 
         /*
          * fix up the pointers accounting for the radiotap
@@ -1419,7 +1438,6 @@ int ieee80211_subif_start_xmit(struct sk_buff *skb,
                                struct net_device *dev)
 {
         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-        struct ieee80211_tx_info *info;
         struct ieee80211_sub_if_data *sdata;
         int ret = 1, head_need;
         u16 ethertype, hdrlen,  meshhdrlen = 0;
@@ -1469,30 +1487,17 @@ int ieee80211_subif_start_xmit(struct sk_buff *skb,
         case IEEE80211_IF_TYPE_MESH_POINT:
                 fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS);
                 /* RA TA DA SA */
-                if (is_multicast_ether_addr(skb->data))
-                        memcpy(hdr.addr1, skb->data, ETH_ALEN);
-                else if (mesh_nexthop_lookup(hdr.addr1, skb, dev))
-                                return 0;
+                memset(hdr.addr1, 0, ETH_ALEN);
                 memcpy(hdr.addr2, dev->dev_addr, ETH_ALEN);
                 memcpy(hdr.addr3, skb->data, ETH_ALEN);
                 memcpy(hdr.addr4, skb->data + ETH_ALEN, ETH_ALEN);
-                if (skb->pkt_type == PACKET_OTHERHOST) {
-                        /* Forwarded frame, keep mesh ttl and seqnum */
-                        struct ieee80211s_hdr *prev_meshhdr;
-                        prev_meshhdr = ((struct ieee80211s_hdr *)skb->cb);
-                        meshhdrlen = ieee80211_get_mesh_hdrlen(prev_meshhdr);
-                        memcpy(&mesh_hdr, prev_meshhdr, meshhdrlen);
-                        sdata->u.sta.mshstats.fwded_frames++;
-                } else {
-                        if (!sdata->u.sta.mshcfg.dot11MeshTTL) {
-                                /* Do not send frames with mesh_ttl == 0 */
-                                sdata->u.sta.mshstats.dropped_frames_ttl++;
-                                ret = 0;
-                                goto fail;
-                        }
-                        meshhdrlen = ieee80211_new_mesh_header(&mesh_hdr,
-                                                               sdata);
+                if (!sdata->u.sta.mshcfg.dot11MeshTTL) {
+                        /* Do not send frames with mesh_ttl == 0 */
+                        sdata->u.sta.mshstats.dropped_frames_ttl++;
+                        ret = 0;
+                        goto fail;
                 }
+                meshhdrlen = ieee80211_new_mesh_header(&mesh_hdr, sdata);
                 hdrlen = 30;
                 break;
 #endif
@@ -1540,7 +1545,8 @@ int ieee80211_subif_start_xmit(struct sk_buff *skb,
          * Drop unicast frames to unauthorised stations unless they are
          * EAPOL frames from the local station.
          */
-        if (unlikely(!is_multicast_ether_addr(hdr.addr1) &&
+        if (!ieee80211_vif_is_mesh(&sdata->vif) &&
+                unlikely(!is_multicast_ether_addr(hdr.addr1) &&
                       !(sta_flags & WLAN_STA_AUTHORIZED) &&
                       !(ethertype == ETH_P_PAE &&
                        compare_ether_addr(dev->dev_addr,
@@ -1645,14 +1651,7 @@ int ieee80211_subif_start_xmit(struct sk_buff *skb,
         nh_pos += hdrlen;
         h_pos += hdrlen;
 
-        info = IEEE80211_SKB_CB(skb);
-        memset(info, 0, sizeof(*info));
-        info->control.ifindex = dev->ifindex;
-        if (ethertype == ETH_P_PAE)
-                info->flags |= IEEE80211_TX_CTL_EAPOL_FRAME;
-
-        /* Interfaces should always request a status report */
-        info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS;
+        skb->iif = dev->ifindex;
 
         skb->dev = local->mdev;
         dev->stats.tx_packets++;
@@ -1714,14 +1713,19 @@ void ieee80211_tx_pending(unsigned long data)
         netif_tx_lock_bh(dev);
         for (i = 0; i < ieee80211_num_regular_queues(&local->hw); i++) {
                 /* Check that this queue is ok */
-                if (__netif_subqueue_stopped(local->mdev, i))
+                if (__netif_subqueue_stopped(local->mdev, i) &&
+                    !test_bit(i, local->queues_pending_run))
                         continue;
 
                 if (!test_bit(i, local->queues_pending)) {
+                        clear_bit(i, local->queues_pending_run);
                         ieee80211_wake_queue(&local->hw, i);
                         continue;
                 }
 
+                clear_bit(i, local->queues_pending_run);
+                netif_start_subqueue(local->mdev, i);
+
                 store = &local->pending_packet[i];
                 tx.extra_frag = store->extra_frag;
                 tx.num_extra_frag = store->num_extra_frag;
@@ -1922,6 +1926,8 @@ struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw,
 
         info = IEEE80211_SKB_CB(skb);
 
+        skb->do_not_encrypt = 1;
+
         info->band = band;
         rate_control_get_rate(local->mdev, sband, skb, &rsel);
 
@@ -1931,7 +1937,7 @@ struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw,
                                "no rate found\n",
                                wiphy_name(local->hw.wiphy));
                 }
-                dev_kfree_skb(skb);
+                dev_kfree_skb_any(skb);
                 skb = NULL;
                 goto out;
         }
@@ -1940,7 +1946,6 @@ struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw,
         info->tx_rate_idx = rsel.rate_idx;
 
         info->flags |= IEEE80211_TX_CTL_NO_ACK;
-        info->flags |= IEEE80211_TX_CTL_DO_NOT_ENCRYPT;
         info->flags |= IEEE80211_TX_CTL_CLEAR_PS_FILT;
         info->flags |= IEEE80211_TX_CTL_ASSIGN_SEQ;
         if (sdata->bss_conf.use_short_preamble &&
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 19f85e1b3695..0d463c80c404 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -361,6 +361,7 @@ void ieee80211_wake_queue(struct ieee80211_hw *hw, int queue)
         struct ieee80211_local *local = hw_to_local(hw);
 
         if (test_bit(queue, local->queues_pending)) {
+                set_bit(queue, local->queues_pending_run);
                 tasklet_schedule(&local->tx_pending_tasklet);
         } else {
                 netif_wake_subqueue(local->mdev, queue);
diff --git a/net/mac80211/wep.c b/net/mac80211/wep.c
index 872d2fcd1a5b..5c2bf0a3d4db 100644
--- a/net/mac80211/wep.c
+++ b/net/mac80211/wep.c
@@ -31,13 +31,13 @@ int ieee80211_wep_init(struct ieee80211_local *local)
         local->wep_tx_tfm = crypto_alloc_blkcipher("ecb(arc4)", 0,
                                                 CRYPTO_ALG_ASYNC);
         if (IS_ERR(local->wep_tx_tfm))
-                return -ENOMEM;
+                return PTR_ERR(local->wep_tx_tfm);
 
         local->wep_rx_tfm = crypto_alloc_blkcipher("ecb(arc4)", 0,
                                                 CRYPTO_ALG_ASYNC);
         if (IS_ERR(local->wep_rx_tfm)) {
                 crypto_free_blkcipher(local->wep_tx_tfm);
-                return -ENOMEM;
+                return PTR_ERR(local->wep_rx_tfm);
         }
 
         return 0;
diff --git a/net/mac80211/wme.c b/net/mac80211/wme.c
index 07edda0b8a5c..4310e2f65661 100644
--- a/net/mac80211/wme.c
+++ b/net/mac80211/wme.c
@@ -188,6 +188,9 @@ int ieee80211_ht_agg_queue_add(struct ieee80211_local *local,
 {
         int i;
 
+        /* XXX: currently broken due to cb/requeue use */
+        return -EPERM;
+
         /* prepare the filter and save it for the SW queue
          * matching the received HW queue */
 
@@ -238,12 +241,14 @@ void ieee80211_ht_agg_queue_remove(struct ieee80211_local *local,
         } else {
                 struct netdev_queue *txq;
                 spinlock_t *root_lock;
+                struct Qdisc *q;
 
                 txq = netdev_get_tx_queue(local->mdev, agg_queue);
-                root_lock = qdisc_root_lock(txq->qdisc);
+                q = rcu_dereference(txq->qdisc);
+                root_lock = qdisc_lock(q);
 
                 spin_lock_bh(root_lock);
-                qdisc_reset(txq->qdisc);
+                qdisc_reset(q);
                 spin_unlock_bh(root_lock);
         }
 }
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index c519d090bdb9..9d1830da8e84 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -1032,10 +1032,10 @@ void nf_conntrack_cleanup(void)
         nf_ct_free_hashtable(nf_conntrack_hash, nf_conntrack_vmalloc,
                              nf_conntrack_htable_size);
 
-        nf_conntrack_proto_fini();
-        nf_conntrack_helper_fini();
-        nf_conntrack_expect_fini();
         nf_conntrack_acct_fini();
+        nf_conntrack_expect_fini();
+        nf_conntrack_helper_fini();
+        nf_conntrack_proto_fini();
 }
 
 struct hlist_head *nf_ct_alloc_hashtable(unsigned int *sizep, int *vmalloced)
diff --git a/net/netfilter/nf_conntrack_irc.c b/net/netfilter/nf_conntrack_irc.c
index 1b1226d6653f..20633fdf7e6b 100644
--- a/net/netfilter/nf_conntrack_irc.c
+++ b/net/netfilter/nf_conntrack_irc.c
@@ -68,11 +68,21 @@ static const char *const dccprotos[] = {
 static int parse_dcc(char *data, const char *data_end, u_int32_t *ip,
                      u_int16_t *port, char **ad_beg_p, char **ad_end_p)
 {
+        char *tmp;
+
         /* at least 12: "AAAAAAAA P\1\n" */
         while (*data++ != ' ')
                 if (data > data_end - 12)
                         return -1;
 
+        /* Make sure we have a newline character within the packet boundaries
+         * because simple_strtoul parses until the first invalid character. */
+        for (tmp = data; tmp <= data_end; tmp++)
+                if (*tmp == '\n')
+                        break;
+        if (tmp > data_end || *tmp != '\n')
+                return -1;
+
         *ad_beg_p = data;
         *ip = simple_strtoul(data, &data, 10);
 
diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index 105a616c5c78..a8752031adcb 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -968,7 +968,7 @@ ctnetlink_change_helper(struct nf_conn *ct, struct nlattr *cda[])
                 /* need to zero data of old helper */
                 memset(&help->help, 0, sizeof(help->help));
         } else {
-                help = nf_ct_helper_ext_add(ct, GFP_KERNEL);
+                help = nf_ct_helper_ext_add(ct, GFP_ATOMIC);
                 if (help == NULL)
                         return -ENOMEM;
         }
@@ -1136,16 +1136,33 @@ ctnetlink_create_conntrack(struct nlattr *cda[],
         ct->timeout.expires = jiffies + ct->timeout.expires * HZ;
         ct->status |= IPS_CONFIRMED;
 
+        rcu_read_lock();
+        helper = __nf_ct_helper_find(rtuple);
+        if (helper) {
+                help = nf_ct_helper_ext_add(ct, GFP_ATOMIC);
+                if (help == NULL) {
+                        rcu_read_unlock();
+                        err = -ENOMEM;
+                        goto err;
+                }
+                /* not in hash table yet so not strictly necessary */
+                rcu_assign_pointer(help->helper, helper);
+        }
+
         if (cda[CTA_STATUS]) {
                 err = ctnetlink_change_status(ct, cda);
-                if (err < 0)
+                if (err < 0) {
+                        rcu_read_unlock();
                         goto err;
+                }
         }
 
         if (cda[CTA_PROTOINFO]) {
                 err = ctnetlink_change_protoinfo(ct, cda);
-                if (err < 0)
+                if (err < 0) {
+                        rcu_read_unlock();
                         goto err;
+                }
         }
 
         nf_ct_acct_ext_add(ct, GFP_KERNEL);
@@ -1155,19 +1172,6 @@ ctnetlink_create_conntrack(struct nlattr *cda[],
                 ct->mark = ntohl(nla_get_be32(cda[CTA_MARK]));
 #endif
 
-        rcu_read_lock();
-        helper = __nf_ct_helper_find(rtuple);
-        if (helper) {
-                help = nf_ct_helper_ext_add(ct, GFP_KERNEL);
-                if (help == NULL) {
-                        rcu_read_unlock();
-                        err = -ENOMEM;
-                        goto err;
-                }
-                /* not in hash table yet so not strictly necessary */
-                rcu_assign_pointer(help->helper, helper);
-        }
-
         /* setup master conntrack: this is a confirmed expectation */
         if (master_ct) {
                 __set_bit(IPS_EXPECTED_BIT, &ct->status);
diff --git a/net/netfilter/nf_conntrack_proto_gre.c b/net/netfilter/nf_conntrack_proto_gre.c
index 654a4f7f12c6..9bd03967fea4 100644
--- a/net/netfilter/nf_conntrack_proto_gre.c
+++ b/net/netfilter/nf_conntrack_proto_gre.c
@@ -45,12 +45,12 @@ static LIST_HEAD(gre_keymap_list);
 
 void nf_ct_gre_keymap_flush(void)
 {
-        struct list_head *pos, *n;
+        struct nf_ct_gre_keymap *km, *tmp;
 
         write_lock_bh(&nf_ct_gre_lock);
-        list_for_each_safe(pos, n, &gre_keymap_list) {
-                list_del(pos);
-                kfree(pos);
+        list_for_each_entry_safe(km, tmp, &gre_keymap_list, list) {
+                list_del(&km->list);
+                kfree(km);
         }
         write_unlock_bh(&nf_ct_gre_lock);
 }
@@ -97,10 +97,14 @@ int nf_ct_gre_keymap_add(struct nf_conn *ct, enum ip_conntrack_dir dir,
         kmp = &help->help.ct_pptp_info.keymap[dir];
         if (*kmp) {
                 /* check whether it's a retransmission */
+                read_lock_bh(&nf_ct_gre_lock);
                 list_for_each_entry(km, &gre_keymap_list, list) {
-                        if (gre_key_cmpfn(km, t) && km == *kmp)
+                        if (gre_key_cmpfn(km, t) && km == *kmp) {
+                                read_unlock_bh(&nf_ct_gre_lock);
                                 return 0;
+                        }
                 }
+                read_unlock_bh(&nf_ct_gre_lock);
                 pr_debug("trying to override keymap_%s for ct %p\n",
                          dir == IP_CT_DIR_REPLY ? "reply" : "orig", ct);
                 return -EEXIST;
diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c
index 420a10d8eb1e..6f61261888ef 100644
--- a/net/netfilter/nf_conntrack_proto_tcp.c
+++ b/net/netfilter/nf_conntrack_proto_tcp.c
@@ -67,7 +67,8 @@ static const char *const tcp_conntrack_names[] = {
 /* RFC1122 says the R2 limit should be at least 100 seconds.
    Linux uses 15 packets as limit, which corresponds
    to ~13-30min depending on RTO. */
-static unsigned int nf_ct_tcp_timeout_max_retrans __read_mostly =   5 MINS;
+static unsigned int nf_ct_tcp_timeout_max_retrans __read_mostly    =   5 MINS;
+static unsigned int nf_ct_tcp_timeout_unacknowledged __read_mostly =   5 MINS;
 
 static unsigned int tcp_timeouts[TCP_CONNTRACK_MAX] __read_mostly = {
         [TCP_CONNTRACK_SYN_SENT]        = 2 MINS,
@@ -625,8 +626,10 @@ static bool tcp_in_window(const struct nf_conn *ct,
                 swin = win + (sack - ack);
                 if (sender->td_maxwin < swin)
                         sender->td_maxwin = swin;
-                if (after(end, sender->td_end))
+                if (after(end, sender->td_end)) {
                         sender->td_end = end;
+                        sender->flags |= IP_CT_TCP_FLAG_DATA_UNACKNOWLEDGED;
+                }
                 /*
                  * Update receiver data.
                  */
@@ -637,6 +640,8 @@ static bool tcp_in_window(const struct nf_conn *ct,
                         if (win == 0)
                                 receiver->td_maxend++;
                 }
+                if (ack == receiver->td_end)
+                        receiver->flags &= ~IP_CT_TCP_FLAG_DATA_UNACKNOWLEDGED;
 
                 /*
                  * Check retransmissions.
@@ -951,9 +956,16 @@ static int tcp_packet(struct nf_conn *ct,
         if (old_state != new_state
             && new_state == TCP_CONNTRACK_FIN_WAIT)
                 ct->proto.tcp.seen[dir].flags |= IP_CT_TCP_FLAG_CLOSE_INIT;
-        timeout = ct->proto.tcp.retrans >= nf_ct_tcp_max_retrans
-                  && tcp_timeouts[new_state] > nf_ct_tcp_timeout_max_retrans
-                  ? nf_ct_tcp_timeout_max_retrans : tcp_timeouts[new_state];
+
+        if (ct->proto.tcp.retrans >= nf_ct_tcp_max_retrans &&
+            tcp_timeouts[new_state] > nf_ct_tcp_timeout_max_retrans)
+                timeout = nf_ct_tcp_timeout_max_retrans;
+        else if ((ct->proto.tcp.seen[0].flags | ct->proto.tcp.seen[1].flags) &
+                 IP_CT_TCP_FLAG_DATA_UNACKNOWLEDGED &&
+                 tcp_timeouts[new_state] > nf_ct_tcp_timeout_unacknowledged)
+                timeout = nf_ct_tcp_timeout_unacknowledged;
+        else
+                timeout = tcp_timeouts[new_state];
         write_unlock_bh(&tcp_lock);
 
         nf_conntrack_event_cache(IPCT_PROTOINFO_VOLATILE, skb);
@@ -1236,6 +1248,13 @@ static struct ctl_table tcp_sysctl_table[] = {
                 .proc_handler   = &proc_dointvec_jiffies,
         },
         {
+                .procname       = "nf_conntrack_tcp_timeout_unacknowledged",
+                .data           = &nf_ct_tcp_timeout_unacknowledged,
+                .maxlen         = sizeof(unsigned int),
+                .mode           = 0644,
+                .proc_handler   = &proc_dointvec_jiffies,
+        },
+        {
                 .ctl_name       = NET_NF_CONNTRACK_TCP_LOOSE,
                 .procname       = "nf_conntrack_tcp_loose",
                 .data           = &nf_ct_tcp_loose,
diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c
index 2f9bbc058b48..1fa306be60fb 100644
--- a/net/netfilter/nf_conntrack_sip.c
+++ b/net/netfilter/nf_conntrack_sip.c
@@ -1193,7 +1193,6 @@ static const struct sip_handler sip_handlers[] = {
 static int process_sip_response(struct sk_buff *skb,
                                 const char **dptr, unsigned int *datalen)
 {
-        static const struct sip_handler *handler;
         enum ip_conntrack_info ctinfo;
         struct nf_conn *ct = nf_ct_get(skb, &ctinfo);
         unsigned int matchoff, matchlen;
@@ -1214,6 +1213,8 @@ static int process_sip_response(struct sk_buff *skb,
         dataoff = matchoff + matchlen + 1;
 
         for (i = 0; i < ARRAY_SIZE(sip_handlers); i++) {
+                const struct sip_handler *handler;
+
                 handler = &sip_handlers[i];
                 if (handler->response == NULL)
                         continue;
@@ -1228,13 +1229,14 @@ static int process_sip_response(struct sk_buff *skb,
 static int process_sip_request(struct sk_buff *skb,
                                const char **dptr, unsigned int *datalen)
 {
-        static const struct sip_handler *handler;
         enum ip_conntrack_info ctinfo;
         struct nf_conn *ct = nf_ct_get(skb, &ctinfo);
         unsigned int matchoff, matchlen;
         unsigned int cseq, i;
 
         for (i = 0; i < ARRAY_SIZE(sip_handlers); i++) {
+                const struct sip_handler *handler;
+
                 handler = &sip_handlers[i];
                 if (handler->request == NULL)
                         continue;
diff --git a/net/netfilter/nf_conntrack_standalone.c b/net/netfilter/nf_conntrack_standalone.c
index 869ef9349d0f..8509db14670b 100644
--- a/net/netfilter/nf_conntrack_standalone.c
+++ b/net/netfilter/nf_conntrack_standalone.c
@@ -324,6 +324,7 @@ static int log_invalid_proto_min = 0;
 static int log_invalid_proto_max = 255;
 
 static struct ctl_table_header *nf_ct_sysctl_header;
+static struct ctl_table_header *nf_ct_netfilter_header;
 
 static ctl_table nf_ct_sysctl_table[] = {
         {
@@ -384,12 +385,6 @@ static ctl_table nf_ct_sysctl_table[] = {
 
 static ctl_table nf_ct_netfilter_table[] = {
         {
-                .ctl_name       = NET_NETFILTER,
-                .procname       = "netfilter",
-                .mode           = 0555,
-                .child          = nf_ct_sysctl_table,
-        },
-        {
                 .ctl_name       = NET_NF_CONNTRACK_MAX,
                 .procname       = "nf_conntrack_max",
                 .data           = &nf_conntrack_max,
@@ -409,18 +404,29 @@ EXPORT_SYMBOL_GPL(nf_ct_log_invalid);
 
 static int nf_conntrack_standalone_init_sysctl(void)
 {
-        nf_ct_sysctl_header =
+        nf_ct_netfilter_header =
                 register_sysctl_paths(nf_ct_path, nf_ct_netfilter_table);
-        if (nf_ct_sysctl_header == NULL) {
-                printk("nf_conntrack: can't register to sysctl.\n");
-                return -ENOMEM;
-        }
+        if (!nf_ct_netfilter_header)
+                goto out;
+
+        nf_ct_sysctl_header =
+                 register_sysctl_paths(nf_net_netfilter_sysctl_path,
+                                        nf_ct_sysctl_table);
+        if (!nf_ct_sysctl_header)
+                goto out_unregister_netfilter;
+
         return 0;
 
+out_unregister_netfilter:
+        unregister_sysctl_table(nf_ct_netfilter_header);
+out:
+        printk("nf_conntrack: can't register to sysctl.\n");
+        return -ENOMEM;
 }
 
 static void nf_conntrack_standalone_fini_sysctl(void)
 {
+        unregister_sysctl_table(nf_ct_netfilter_header);
         unregister_sysctl_table(nf_ct_sysctl_header);
 }
 #else
diff --git a/net/netfilter/xt_hashlimit.c b/net/netfilter/xt_hashlimit.c
index 6809af542a2c..d9418a267812 100644
--- a/net/netfilter/xt_hashlimit.c
+++ b/net/netfilter/xt_hashlimit.c
@@ -367,9 +367,7 @@ static void htable_gc(unsigned long htlong)
 
 static void htable_destroy(struct xt_hashlimit_htable *hinfo)
 {
-        /* remove timer, if it is pending */
-        if (timer_pending(&hinfo->timer))
-                del_timer(&hinfo->timer);
+        del_timer_sync(&hinfo->timer);
 
         /* remove proc entry */
         remove_proc_entry(hinfo->pde->name,
diff --git a/net/rfkill/rfkill-input.c b/net/rfkill/rfkill-input.c
index 8aa822730145..e5b69556bb5b 100644
--- a/net/rfkill/rfkill-input.c
+++ b/net/rfkill/rfkill-input.c
@@ -109,6 +109,25 @@ static DEFINE_RFKILL_TASK(rfkill_uwb, RFKILL_TYPE_UWB);
 static DEFINE_RFKILL_TASK(rfkill_wimax, RFKILL_TYPE_WIMAX);
 static DEFINE_RFKILL_TASK(rfkill_wwan, RFKILL_TYPE_WWAN);
 
+static void rfkill_schedule_evsw_rfkillall(int state)
+{
+        /* EVERY radio type. state != 0 means radios ON */
+        /* handle EPO (emergency power off) through shortcut */
+        if (state) {
+                rfkill_schedule_set(&rfkill_wwan,
+                                    RFKILL_STATE_UNBLOCKED);
+                rfkill_schedule_set(&rfkill_wimax,
+                                    RFKILL_STATE_UNBLOCKED);
+                rfkill_schedule_set(&rfkill_uwb,
+                                    RFKILL_STATE_UNBLOCKED);
+                rfkill_schedule_set(&rfkill_bt,
+                                    RFKILL_STATE_UNBLOCKED);
+                rfkill_schedule_set(&rfkill_wlan,
+                                    RFKILL_STATE_UNBLOCKED);
+        } else
+                rfkill_schedule_epo();
+}
+
 static void rfkill_event(struct input_handle *handle, unsigned int type,
                         unsigned int code, int data)
 {
@@ -132,21 +151,7 @@ static void rfkill_event(struct input_handle *handle, unsigned int type,
         } else if (type == EV_SW) {
                 switch (code) {
                 case SW_RFKILL_ALL:
-                        /* EVERY radio type. data != 0 means radios ON */
-                        /* handle EPO (emergency power off) through shortcut */
-                        if (data) {
-                                rfkill_schedule_set(&rfkill_wwan,
-                                                    RFKILL_STATE_UNBLOCKED);
-                                rfkill_schedule_set(&rfkill_wimax,
-                                                    RFKILL_STATE_UNBLOCKED);
-                                rfkill_schedule_set(&rfkill_uwb,
-                                                    RFKILL_STATE_UNBLOCKED);
-                                rfkill_schedule_set(&rfkill_bt,
-                                                    RFKILL_STATE_UNBLOCKED);
-                                rfkill_schedule_set(&rfkill_wlan,
-                                                    RFKILL_STATE_UNBLOCKED);
-                        } else
-                                rfkill_schedule_epo();
+                        rfkill_schedule_evsw_rfkillall(data);
                         break;
                 default:
                         break;
@@ -168,6 +173,7 @@ static int rfkill_connect(struct input_handler *handler, struct input_dev *dev,
         handle->handler = handler;
         handle->name = "rfkill";
 
+        /* causes rfkill_start() to be called */
         error = input_register_handle(handle);
         if (error)
                 goto err_free_handle;
@@ -185,6 +191,23 @@ static int rfkill_connect(struct input_handler *handler, struct input_dev *dev,
         return error;
 }
 
+static void rfkill_start(struct input_handle *handle)
+{
+        /* Take event_lock to guard against configuration changes, we
+         * should be able to deal with concurrency with rfkill_event()
+         * just fine (which event_lock will also avoid). */
+        spin_lock_irq(&handle->dev->event_lock);
+
+        if (test_bit(EV_SW, handle->dev->evbit)) {
+                if (test_bit(SW_RFKILL_ALL, handle->dev->swbit))
+                        rfkill_schedule_evsw_rfkillall(test_bit(SW_RFKILL_ALL,
+                                                        handle->dev->sw));
+                /* add resync for further EV_SW events here */
+        }
+
+        spin_unlock_irq(&handle->dev->event_lock);
+}
+
 static void rfkill_disconnect(struct input_handle *handle)
 {
         input_close_device(handle);
@@ -225,6 +248,7 @@ static struct input_handler rfkill_handler = {
         .event =        rfkill_event,
         .connect =      rfkill_connect,
         .disconnect =   rfkill_disconnect,
+        .start =        rfkill_start,
         .name =         "rfkill",
         .id_table =     rfkill_ids,
 };
diff --git a/net/rfkill/rfkill.c b/net/rfkill/rfkill.c
index 7a560b785097..74aecc098bad 100644
--- a/net/rfkill/rfkill.c
+++ b/net/rfkill/rfkill.c
@@ -105,6 +105,16 @@ static void rfkill_led_trigger(struct rfkill *rfkill,
 #endif /* CONFIG_RFKILL_LEDS */
 }
 
+#ifdef CONFIG_RFKILL_LEDS
+static void rfkill_led_trigger_activate(struct led_classdev *led)
+{
+        struct rfkill *rfkill = container_of(led->trigger,
+                        struct rfkill, led_trigger);
+
+        rfkill_led_trigger(rfkill, rfkill->state);
+}
+#endif /* CONFIG_RFKILL_LEDS */
+
 static void notify_rfkill_state_change(struct rfkill *rfkill)
 {
         blocking_notifier_call_chain(&rfkill_notifier_list,
@@ -130,7 +140,6 @@ static void update_rfkill_state(struct rfkill *rfkill)
 
 /**
  * rfkill_toggle_radio - wrapper for toggle_radio hook
- *
  * @rfkill: the rfkill struct to use
  * @force: calls toggle_radio even if cache says it is not needed,
  *      and also makes sure notifications of the state will be
@@ -141,8 +150,10 @@ static void update_rfkill_state(struct rfkill *rfkill)
  * calls and handling all the red tape such as issuing notifications
  * if the call is successful.
  *
- * Note that @force cannot override a (possibly cached) state of
- * RFKILL_STATE_HARD_BLOCKED.  Any device making use of
+ * Suspended devices are not touched at all, and -EAGAIN is returned.
+ *
+ * Note that the @force parameter cannot override a (possibly cached)
+ * state of RFKILL_STATE_HARD_BLOCKED.  Any device making use of
  * RFKILL_STATE_HARD_BLOCKED implements either get_state() or
  * rfkill_force_state(), so the cache either is bypassed or valid.
  *
@@ -150,7 +161,7 @@ static void update_rfkill_state(struct rfkill *rfkill)
  * even if the radio is in RFKILL_STATE_HARD_BLOCKED state, so as to
  * give the driver a hint that it should double-BLOCK the transmitter.
  *
- * Caller must have aquired rfkill_mutex.
+ * Caller must have acquired rfkill->mutex.
  */
 static int rfkill_toggle_radio(struct rfkill *rfkill,
                                 enum rfkill_state state,
@@ -159,6 +170,9 @@ static int rfkill_toggle_radio(struct rfkill *rfkill,
         int retval = 0;
         enum rfkill_state oldstate, newstate;
 
+        if (unlikely(rfkill->dev.power.power_state.event & PM_EVENT_SLEEP))
+                return -EBUSY;
+
         oldstate = rfkill->state;
 
         if (rfkill->get_state && !force &&
@@ -200,12 +214,12 @@ static int rfkill_toggle_radio(struct rfkill *rfkill,
 
 /**
  * rfkill_switch_all - Toggle state of all switches of given type
- * @type: type of interfaces to be affeceted
+ * @type: type of interfaces to be affected
  * @state: the new state
  *
- * This function toggles state of all switches of given type unless
- * a specific switch is claimed by userspace in which case it is
- * left alone.
+ * This function toggles the state of all switches of given type,
+ * unless a specific switch is claimed by userspace (in which case,
+ * that switch is left alone) or suspended.
  */
 void rfkill_switch_all(enum rfkill_type type, enum rfkill_state state)
 {
@@ -216,8 +230,11 @@ void rfkill_switch_all(enum rfkill_type type, enum rfkill_state state)
         rfkill_states[type] = state;
 
         list_for_each_entry(rfkill, &rfkill_list, node) {
-                if ((!rfkill->user_claim) && (rfkill->type == type))
+                if ((!rfkill->user_claim) && (rfkill->type == type)) {
+                        mutex_lock(&rfkill->mutex);
                         rfkill_toggle_radio(rfkill, state, 0);
+                        mutex_unlock(&rfkill->mutex);
+                }
         }
 
         mutex_unlock(&rfkill_mutex);
@@ -227,8 +244,8 @@ EXPORT_SYMBOL(rfkill_switch_all);
 /**
  * rfkill_epo - emergency power off all transmitters
  *
- * This kicks all rfkill devices to RFKILL_STATE_SOFT_BLOCKED, ignoring
- * everything in its path but rfkill_mutex.
+ * This kicks all non-suspended rfkill devices to RFKILL_STATE_SOFT_BLOCKED,
+ * ignoring everything in its path but rfkill_mutex and rfkill->mutex.
  */
 void rfkill_epo(void)
 {
@@ -236,7 +253,9 @@ void rfkill_epo(void)
 
         mutex_lock(&rfkill_mutex);
         list_for_each_entry(rfkill, &rfkill_list, node) {
+                mutex_lock(&rfkill->mutex);
                 rfkill_toggle_radio(rfkill, RFKILL_STATE_SOFT_BLOCKED, 1);
+                mutex_unlock(&rfkill->mutex);
         }
         mutex_unlock(&rfkill_mutex);
 }
@@ -252,7 +271,12 @@ EXPORT_SYMBOL_GPL(rfkill_epo);
  * a notification by the firmware/hardware of the current *real*
  * state of the radio rfkill switch.
  *
- * It may not be called from an atomic context.
+ * Devices which are subject to external changes on their rfkill
+ * state (such as those caused by a hardware rfkill line) MUST
+ * have their driver arrange to call rfkill_force_state() as soon
+ * as possible after such a change.
+ *
+ * This function may not be called from an atomic context.
  */
 int rfkill_force_state(struct rfkill *rfkill, enum rfkill_state state)
 {
@@ -353,7 +377,7 @@ static ssize_t rfkill_claim_show(struct device *dev,
 {
         struct rfkill *rfkill = to_rfkill(dev);
 
-        return sprintf(buf, "%d", rfkill->user_claim);
+        return sprintf(buf, "%d\n", rfkill->user_claim);
 }
 
 static ssize_t rfkill_claim_store(struct device *dev,
@@ -367,6 +391,9 @@ static ssize_t rfkill_claim_store(struct device *dev,
         if (!capable(CAP_NET_ADMIN))
                 return -EPERM;
 
+        if (rfkill->user_claim_unsupported)
+                return -EOPNOTSUPP;
+
         /*
          * Take the global lock to make sure the kernel is not in
          * the middle of rfkill_switch_all
@@ -375,19 +402,17 @@ static ssize_t rfkill_claim_store(struct device *dev,
         if (error)
                 return error;
 
-        if (rfkill->user_claim_unsupported) {
-                error = -EOPNOTSUPP;
-                goto out_unlock;
-        }
         if (rfkill->user_claim != claim) {
-                if (!claim)
+                if (!claim) {
+                        mutex_lock(&rfkill->mutex);
                         rfkill_toggle_radio(rfkill,
                                             rfkill_states[rfkill->type],
                                             0);
+                        mutex_unlock(&rfkill->mutex);
+                }
                 rfkill->user_claim = claim;
         }
 
-out_unlock:
         mutex_unlock(&rfkill_mutex);
 
         return error ? error : count;
@@ -438,13 +463,14 @@ static int rfkill_resume(struct device *dev)
         if (dev->power.power_state.event != PM_EVENT_ON) {
                 mutex_lock(&rfkill->mutex);
 
+                dev->power.power_state.event = PM_EVENT_ON;
+
                 /* restore radio state AND notify everybody */
                 rfkill_toggle_radio(rfkill, rfkill->state, 1);
 
                 mutex_unlock(&rfkill->mutex);
         }
 
-        dev->power.power_state = PMSG_ON;
         return 0;
 }
 #else
@@ -516,8 +542,11 @@ static void rfkill_remove_switch(struct rfkill *rfkill)
 {
         mutex_lock(&rfkill_mutex);
         list_del_init(&rfkill->node);
-        rfkill_toggle_radio(rfkill, RFKILL_STATE_SOFT_BLOCKED, 1);
         mutex_unlock(&rfkill_mutex);
+
+        mutex_lock(&rfkill->mutex);
+        rfkill_toggle_radio(rfkill, RFKILL_STATE_SOFT_BLOCKED, 1);
+        mutex_unlock(&rfkill->mutex);
 }
 
 /**
@@ -526,9 +555,10 @@ static void rfkill_remove_switch(struct rfkill *rfkill)
  * @type: type of the switch (RFKILL_TYPE_*)
  *
  * This function should be called by the network driver when it needs
- * rfkill structure. Once the structure is allocated the driver shoud
- * finish its initialization by setting name, private data, enable_radio
+ * rfkill structure.  Once the structure is allocated the driver should
+ * finish its initialization by setting the name, private data, enable_radio
  * and disable_radio methods and then register it with rfkill_register().
+ *
  * NOTE: If registration fails the structure shoudl be freed by calling
  * rfkill_free() otherwise rfkill_unregister() should be used.
  */
@@ -560,7 +590,7 @@ EXPORT_SYMBOL(rfkill_allocate);
  * rfkill_free - Mark rfkill structure for deletion
  * @rfkill: rfkill structure to be destroyed
  *
- * Decrements reference count of rfkill structure so it is destroyed.
+ * Decrements reference count of the rfkill structure so it is destroyed.
  * Note that rfkill_free() should _not_ be called after rfkill_unregister().
  */
 void rfkill_free(struct rfkill *rfkill)
@@ -575,7 +605,10 @@ static void rfkill_led_trigger_register(struct rfkill *rfkill)
 #ifdef CONFIG_RFKILL_LEDS
         int error;
 
-        rfkill->led_trigger.name = rfkill->dev.bus_id;
+        if (!rfkill->led_trigger.name)
+                rfkill->led_trigger.name = rfkill->dev.bus_id;
+        if (!rfkill->led_trigger.activate)
+                rfkill->led_trigger.activate = rfkill_led_trigger_activate;
         error = led_trigger_register(&rfkill->led_trigger);
         if (error)
                 rfkill->led_trigger.name = NULL;
@@ -585,8 +618,10 @@ static void rfkill_led_trigger_register(struct rfkill *rfkill)
 static void rfkill_led_trigger_unregister(struct rfkill *rfkill)
 {
 #ifdef CONFIG_RFKILL_LEDS
-        if (rfkill->led_trigger.name)
+        if (rfkill->led_trigger.name) {
                 led_trigger_unregister(&rfkill->led_trigger);
+                rfkill->led_trigger.name = NULL;
+        }
 #endif
 }
 
@@ -622,8 +657,8 @@ int rfkill_register(struct rfkill *rfkill)
 
         error = device_add(dev);
         if (error) {
-                rfkill_led_trigger_unregister(rfkill);
                 rfkill_remove_switch(rfkill);
+                rfkill_led_trigger_unregister(rfkill);
                 return error;
         }
 
diff --git a/net/rxrpc/ar-accept.c b/net/rxrpc/ar-accept.c
index bdfb77417794..77228f28fa36 100644
--- a/net/rxrpc/ar-accept.c
+++ b/net/rxrpc/ar-accept.c
@@ -100,7 +100,7 @@ static int rxrpc_accept_incoming_call(struct rxrpc_local *local,
 
         trans = rxrpc_get_transport(local, peer, GFP_NOIO);
         rxrpc_put_peer(peer);
-        if (!trans) {
+        if (IS_ERR(trans)) {
                 _debug("no trans");
                 ret = -EBUSY;
                 goto error;
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index d308c19aa3f9..9974b3f04f05 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -205,10 +205,9 @@ struct tcf_common *tcf_hash_check(u32 index, struct tc_action *a, int bind,
 {
         struct tcf_common *p = NULL;
         if (index && (p = tcf_hash_lookup(index, hinfo)) != NULL) {
-                if (bind) {
+                if (bind)
                         p->tcfc_bindcnt++;
-                        p->tcfc_refcnt++;
-                }
+                p->tcfc_refcnt++;
                 a->priv = p;
         }
         return p;
@@ -752,7 +751,7 @@ static int tca_action_flush(struct nlattr *nla, struct nlmsghdr *n, u32 pid)
         struct nlattr *tb[TCA_ACT_MAX+1];
         struct nlattr *kind;
         struct tc_action *a = create_a(0);
-        int err = -EINVAL;
+        int err = -ENOMEM;
 
         if (a == NULL) {
                 printk("tca_action_flush: couldnt create tc_action\n");
@@ -763,7 +762,7 @@ static int tca_action_flush(struct nlattr *nla, struct nlmsghdr *n, u32 pid)
         if (!skb) {
                 printk("tca_action_flush: failed skb alloc\n");
                 kfree(a);
-                return -ENOBUFS;
+                return err;
         }
 
         b = skb_tail_pointer(skb);
@@ -791,6 +790,8 @@ static int tca_action_flush(struct nlattr *nla, struct nlmsghdr *n, u32 pid)
         err = a->ops->walk(skb, &dcb, RTM_DELACTION, a);
         if (err < 0)
                 goto nla_put_failure;
+        if (err == 0)
+                goto noflush_out;
 
         nla_nest_end(skb, nest);
 
@@ -808,6 +809,7 @@ nla_put_failure:
 nlmsg_failure:
         module_put(a->ops->owner);
 err_out:
+noflush_out:
         kfree_skb(skb);
         kfree(a);
         return err;
@@ -825,8 +827,10 @@ tca_action_gd(struct nlattr *nla, struct nlmsghdr *n, u32 pid, int event)
                 return ret;
 
         if (event == RTM_DELACTION && n->nlmsg_flags&NLM_F_ROOT) {
-                if (tb[0] != NULL && tb[1] == NULL)
-                        return tca_action_flush(tb[0], n, pid);
+                if (tb[1] != NULL)
+                        return tca_action_flush(tb[1], n, pid);
+                else
+                        return -EINVAL;
         }
 
         for (i = 1; i <= TCA_ACT_MAX_PRIO && tb[i]; i++) {
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index d2b6f54a6261..8eb79e92e94c 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -205,7 +205,7 @@ replay:
                 }
         }
 
-        root_lock = qdisc_root_lock(q);
+        root_lock = qdisc_root_sleeping_lock(q);
 
         if (tp == NULL) {
                 /* Proto-tcf does not exist, create new one */
@@ -280,7 +280,7 @@ replay:
                 if (n->nlmsg_type == RTM_DELTFILTER && t->tcm_handle == 0) {
                         spin_lock_bh(root_lock);
                         *back = tp->next;
-                        spin_lock_bh(root_lock);
+                        spin_unlock_bh(root_lock);
 
                         tfilter_notify(skb, n, tp, fh, RTM_DELTFILTER);
                         tcf_destroy(tp);
diff --git a/net/sched/cls_route.c b/net/sched/cls_route.c
index 481260a4f10f..e3d8455eebc2 100644
--- a/net/sched/cls_route.c
+++ b/net/sched/cls_route.c
@@ -75,7 +75,7 @@ static __inline__ int route4_fastmap_hash(u32 id, int iif)
 static inline
 void route4_reset_fastmap(struct Qdisc *q, struct route4_head *head, u32 id)
 {
-        spinlock_t *root_lock = qdisc_root_lock(q);
+        spinlock_t *root_lock = qdisc_root_sleeping_lock(q);
 
         spin_lock_bh(root_lock);
         memset(head->fastmap, 0, sizeof(head->fastmap));
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index b0601642e227..1122c952aa99 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -27,6 +27,7 @@
 #include <linux/kmod.h>
 #include <linux/list.h>
 #include <linux/hrtimer.h>
+#include <linux/lockdep.h>
 
 #include <net/net_namespace.h>
 #include <net/sock.h>
@@ -183,24 +184,68 @@ EXPORT_SYMBOL(unregister_qdisc);
    (root qdisc, all its children, children of children etc.)
  */
 
+struct Qdisc *qdisc_match_from_root(struct Qdisc *root, u32 handle)
+{
+        struct Qdisc *q;
+
+        if (!(root->flags & TCQ_F_BUILTIN) &&
+            root->handle == handle)
+                return root;
+
+        list_for_each_entry(q, &root->list, list) {
+                if (q->handle == handle)
+                        return q;
+        }
+        return NULL;
+}
+
+/*
+ * This lock is needed until some qdiscs stop calling qdisc_tree_decrease_qlen()
+ * without rtnl_lock(); currently hfsc_dequeue(), netem_dequeue(), tbf_dequeue()
+ */
+static DEFINE_SPINLOCK(qdisc_list_lock);
+
+static void qdisc_list_add(struct Qdisc *q)
+{
+        if ((q->parent != TC_H_ROOT) && !(q->flags & TCQ_F_INGRESS)) {
+                spin_lock_bh(&qdisc_list_lock);
+                list_add_tail(&q->list, &qdisc_root_sleeping(q)->list);
+                spin_unlock_bh(&qdisc_list_lock);
+        }
+}
+
+void qdisc_list_del(struct Qdisc *q)
+{
+        if ((q->parent != TC_H_ROOT) && !(q->flags & TCQ_F_INGRESS)) {
+                spin_lock_bh(&qdisc_list_lock);
+                list_del(&q->list);
+                spin_unlock_bh(&qdisc_list_lock);
+        }
+}
+EXPORT_SYMBOL(qdisc_list_del);
+
 struct Qdisc *qdisc_lookup(struct net_device *dev, u32 handle)
 {
         unsigned int i;
+        struct Qdisc *q;
+
+        spin_lock_bh(&qdisc_list_lock);
 
         for (i = 0; i < dev->num_tx_queues; i++) {
                 struct netdev_queue *txq = netdev_get_tx_queue(dev, i);
-                struct Qdisc *q, *txq_root = txq->qdisc;
-
-                if (!(txq_root->flags & TCQ_F_BUILTIN) &&
-                    txq_root->handle == handle)
-                        return txq_root;
+                struct Qdisc *txq_root = txq->qdisc_sleeping;
 
-                list_for_each_entry(q, &txq_root->list, list) {
-                        if (q->handle == handle)
-                                return q;
-                }
+                q = qdisc_match_from_root(txq_root, handle);
+                if (q)
+                        goto unlock;
         }
-        return NULL;
+
+        q = qdisc_match_from_root(dev->rx_queue.qdisc_sleeping, handle);
+
+unlock:
+        spin_unlock_bh(&qdisc_list_lock);
+
+        return q;
 }
 
 static struct Qdisc *qdisc_leaf(struct Qdisc *p, u32 classid)
@@ -416,7 +461,7 @@ static enum hrtimer_restart qdisc_watchdog(struct hrtimer *timer)
 
         wd->qdisc->flags &= ~TCQ_F_THROTTLED;
         smp_wmb();
-        __netif_schedule(wd->qdisc);
+        __netif_schedule(qdisc_root(wd->qdisc));
 
         return HRTIMER_NORESTART;
 }
@@ -433,6 +478,10 @@ void qdisc_watchdog_schedule(struct qdisc_watchdog *wd, psched_time_t expires)
 {
         ktime_t time;
 
+        if (test_bit(__QDISC_STATE_DEACTIVATED,
+                     &qdisc_root_sleeping(wd->qdisc)->state))
+                return;
+
         wd->qdisc->flags |= TCQ_F_THROTTLED;
         time = ktime_set(0, 0);
         time = ktime_add_ns(time, PSCHED_US2NS(expires));
@@ -572,44 +621,21 @@ static u32 qdisc_alloc_handle(struct net_device *dev)
 static struct Qdisc *dev_graft_qdisc(struct netdev_queue *dev_queue,
                                      struct Qdisc *qdisc)
 {
+        struct Qdisc *oqdisc = dev_queue->qdisc_sleeping;
         spinlock_t *root_lock;
-        struct Qdisc *oqdisc;
-        int ingress;
-
-        ingress = 0;
-        if (qdisc && qdisc->flags&TCQ_F_INGRESS)
-                ingress = 1;
 
-        if (ingress) {
-                oqdisc = dev_queue->qdisc;
-        } else {
-                oqdisc = dev_queue->qdisc_sleeping;
-        }
-
-        root_lock = qdisc_root_lock(oqdisc);
+        root_lock = qdisc_lock(oqdisc);
         spin_lock_bh(root_lock);
 
-        if (ingress) {
-                /* Prune old scheduler */
-                if (oqdisc && atomic_read(&oqdisc->refcnt) <= 1) {
-                        /* delete */
-                        qdisc_reset(oqdisc);
-                        dev_queue->qdisc = NULL;
-                } else {  /* new */
-                        dev_queue->qdisc = qdisc;
-                }
+        /* Prune old scheduler */
+        if (oqdisc && atomic_read(&oqdisc->refcnt) <= 1)
+                qdisc_reset(oqdisc);
 
-        } else {
-                /* Prune old scheduler */
-                if (oqdisc && atomic_read(&oqdisc->refcnt) <= 1)
-                        qdisc_reset(oqdisc);
-
-                /* ... and graft new one */
-                if (qdisc == NULL)
-                        qdisc = &noop_qdisc;
-                dev_queue->qdisc_sleeping = qdisc;
-                dev_queue->qdisc = &noop_qdisc;
-        }
+        /* ... and graft new one */
+        if (qdisc == NULL)
+                qdisc = &noop_qdisc;
+        dev_queue->qdisc_sleeping = qdisc;
+        rcu_assign_pointer(dev_queue->qdisc, &noop_qdisc);
 
         spin_unlock_bh(root_lock);
 
@@ -650,11 +676,8 @@ static void notify_and_destroy(struct sk_buff *skb, struct nlmsghdr *n, u32 clid
         if (new || old)
                 qdisc_notify(skb, n, clid, old, new);
 
-        if (old) {
-                spin_lock_bh(&old->q.lock);
+        if (old)
                 qdisc_destroy(old);
-                spin_unlock_bh(&old->q.lock);
-        }
 }
 
 /* Graft qdisc "new" to class "classid" of qdisc "parent" or
@@ -678,7 +701,8 @@ static int qdisc_graft(struct net_device *dev, struct Qdisc *parent,
 
                 ingress = 0;
                 num_q = dev->num_tx_queues;
-                if (q && q->flags & TCQ_F_INGRESS) {
+                if ((q && q->flags & TCQ_F_INGRESS) ||
+                    (new && new->flags & TCQ_F_INGRESS)) {
                         num_q = 1;
                         ingress = 1;
                 }
@@ -692,13 +716,10 @@ static int qdisc_graft(struct net_device *dev, struct Qdisc *parent,
                         if (!ingress)
                                 dev_queue = netdev_get_tx_queue(dev, i);
 
-                        if (ingress) {
-                                old = dev_graft_qdisc(dev_queue, q);
-                        } else {
-                                old = dev_graft_qdisc(dev_queue, new);
-                                if (new && i > 0)
-                                        atomic_inc(&new->refcnt);
-                        }
+                        old = dev_graft_qdisc(dev_queue, new);
+                        if (new && i > 0)
+                                atomic_inc(&new->refcnt);
+
                         notify_and_destroy(skb, n, classid, old, new);
                 }
 
@@ -722,6 +743,10 @@ static int qdisc_graft(struct net_device *dev, struct Qdisc *parent,
         return err;
 }
 
+/* lockdep annotation is needed for ingress; egress gets it only for name */
+static struct lock_class_key qdisc_tx_lock;
+static struct lock_class_key qdisc_rx_lock;
+
 /*
    Allocate and initialize new qdisc.
 
@@ -782,6 +807,7 @@ qdisc_create(struct net_device *dev, struct netdev_queue *dev_queue,
         if (handle == TC_H_INGRESS) {
                 sch->flags |= TCQ_F_INGRESS;
                 handle = TC_H_MAKE(TC_H_INGRESS, 0);
+                lockdep_set_class(qdisc_lock(sch), &qdisc_rx_lock);
         } else {
                 if (handle == 0) {
                         handle = qdisc_alloc_handle(dev);
@@ -789,6 +815,7 @@ qdisc_create(struct net_device *dev, struct netdev_queue *dev_queue,
                         if (handle == 0)
                                 goto err_out3;
                 }
+                lockdep_set_class(qdisc_lock(sch), &qdisc_tx_lock);
         }
 
         sch->handle = handle;
@@ -803,9 +830,16 @@ qdisc_create(struct net_device *dev, struct netdev_queue *dev_queue,
                         sch->stab = stab;
                 }
                 if (tca[TCA_RATE]) {
+                        spinlock_t *root_lock;
+
+                        if ((sch->parent != TC_H_ROOT) &&
+                            !(sch->flags & TCQ_F_INGRESS))
+                                root_lock = qdisc_root_sleeping_lock(sch);
+                        else
+                                root_lock = qdisc_lock(sch);
+
                         err = gen_new_estimator(&sch->bstats, &sch->rate_est,
-                                                qdisc_root_lock(sch),
-                                                tca[TCA_RATE]);
+                                                root_lock, tca[TCA_RATE]);
                         if (err) {
                                 /*
                                  * Any broken qdiscs that would require
@@ -817,8 +851,8 @@ qdisc_create(struct net_device *dev, struct netdev_queue *dev_queue,
                                 goto err_out3;
                         }
                 }
-                if (parent)
-                        list_add_tail(&sch->list, &dev_queue->qdisc->list);
+
+                qdisc_list_add(sch);
 
                 return sch;
         }
@@ -857,7 +891,8 @@ static int qdisc_change(struct Qdisc *sch, struct nlattr **tca)
 
         if (tca[TCA_RATE])
                 gen_replace_estimator(&sch->bstats, &sch->rate_est,
-                                      qdisc_root_lock(sch), tca[TCA_RATE]);
+                                      qdisc_root_sleeping_lock(sch),
+                                      tca[TCA_RATE]);
         return 0;
 }
 
@@ -933,7 +968,7 @@ static int tc_get_qdisc(struct sk_buff *skb, struct nlmsghdr *n, void *arg)
                                         return -ENOENT;
                                 q = qdisc_leaf(p, clid);
                         } else { /* ingress */
-                                q = dev->rx_queue.qdisc;
+                                q = dev->rx_queue.qdisc_sleeping;
                         }
                 } else {
                         struct netdev_queue *dev_queue;
@@ -1003,7 +1038,7 @@ replay:
                                         return -ENOENT;
                                 q = qdisc_leaf(p, clid);
                         } else { /*ingress */
-                                q = dev->rx_queue.qdisc;
+                                q = dev->rx_queue.qdisc_sleeping;
                         }
                 } else {
                         struct netdev_queue *dev_queue;
@@ -1099,20 +1134,13 @@ create_n_graft:
         }
 
 graft:
-        if (1) {
-                spinlock_t *root_lock;
-
-                err = qdisc_graft(dev, p, skb, n, clid, q, NULL);
-                if (err) {
-                        if (q) {
-                                root_lock = qdisc_root_lock(q);
-                                spin_lock_bh(root_lock);
-                                qdisc_destroy(q);
-                                spin_unlock_bh(root_lock);
-                        }
-                        return err;
-                }
+        err = qdisc_graft(dev, p, skb, n, clid, q, NULL);
+        if (err) {
+                if (q)
+                        qdisc_destroy(q);
+                return err;
         }
+
         return 0;
 }
 
@@ -1141,8 +1169,8 @@ static int tc_fill_qdisc(struct sk_buff *skb, struct Qdisc *q, u32 clid,
         if (q->stab && qdisc_dump_stab(skb, q->stab) < 0)
                 goto nla_put_failure;
 
-        if (gnet_stats_start_copy_compat(skb, TCA_STATS2, TCA_STATS,
-                                         TCA_XSTATS, qdisc_root_lock(q), &d) < 0)
+        if (gnet_stats_start_copy_compat(skb, TCA_STATS2, TCA_STATS, TCA_XSTATS,
+                                         qdisc_root_sleeping_lock(q), &d) < 0)
                 goto nla_put_failure;
 
         if (q->ops->dump_stats && q->ops->dump_stats(q, &d) < 0)
@@ -1261,11 +1289,11 @@ static int tc_dump_qdisc(struct sk_buff *skb, struct netlink_callback *cb)
                 q_idx = 0;
 
                 dev_queue = netdev_get_tx_queue(dev, 0);
-                if (tc_dump_qdisc_root(dev_queue->qdisc, skb, cb, &q_idx, s_q_idx) < 0)
+                if (tc_dump_qdisc_root(dev_queue->qdisc_sleeping, skb, cb, &q_idx, s_q_idx) < 0)
                         goto done;
 
                 dev_queue = &dev->rx_queue;
-                if (tc_dump_qdisc_root(dev_queue->qdisc, skb, cb, &q_idx, s_q_idx) < 0)
+                if (tc_dump_qdisc_root(dev_queue->qdisc_sleeping, skb, cb, &q_idx, s_q_idx) < 0)
                         goto done;
 
 cont:
@@ -1433,8 +1461,8 @@ static int tc_fill_tclass(struct sk_buff *skb, struct Qdisc *q,
         if (cl_ops->dump && cl_ops->dump(q, cl, skb, tcm) < 0)
                 goto nla_put_failure;
 
-        if (gnet_stats_start_copy_compat(skb, TCA_STATS2, TCA_STATS,
-                                         TCA_XSTATS, qdisc_root_lock(q), &d) < 0)
+        if (gnet_stats_start_copy_compat(skb, TCA_STATS2, TCA_STATS, TCA_XSTATS,
+                                         qdisc_root_sleeping_lock(q), &d) < 0)
                 goto nla_put_failure;
 
         if (cl_ops->dump_stats && cl_ops->dump_stats(q, cl, &d) < 0)
@@ -1554,11 +1582,11 @@ static int tc_dump_tclass(struct sk_buff *skb, struct netlink_callback *cb)
         t = 0;
 
         dev_queue = netdev_get_tx_queue(dev, 0);
-        if (tc_dump_tclass_root(dev_queue->qdisc, skb, tcm, cb, &t, s_t) < 0)
+        if (tc_dump_tclass_root(dev_queue->qdisc_sleeping, skb, tcm, cb, &t, s_t) < 0)
                 goto done;
 
         dev_queue = &dev->rx_queue;
-        if (tc_dump_tclass_root(dev_queue->qdisc, skb, tcm, cb, &t, s_t) < 0)
+        if (tc_dump_tclass_root(dev_queue->qdisc_sleeping, skb, tcm, cb, &t, s_t) < 0)
                 goto done;
 
 done:
diff --git a/net/sched/sch_atm.c b/net/sched/sch_atm.c
index 6b517b9dac5b..43d37256c15e 100644
--- a/net/sched/sch_atm.c
+++ b/net/sched/sch_atm.c
@@ -415,7 +415,7 @@ static int atm_tc_enqueue(struct sk_buff *skb, struct Qdisc *sch)
                 case TC_ACT_QUEUED:
                 case TC_ACT_STOLEN:
                         kfree_skb(skb);
-                        return NET_XMIT_SUCCESS;
+                        return NET_XMIT_SUCCESS | __NET_XMIT_STOLEN;
                 case TC_ACT_SHOT:
                         kfree_skb(skb);
                         goto drop;
@@ -432,9 +432,11 @@ static int atm_tc_enqueue(struct sk_buff *skb, struct Qdisc *sch)
         ret = qdisc_enqueue(skb, flow->q);
         if (ret != 0) {
 drop: __maybe_unused
-                sch->qstats.drops++;
-                if (flow)
-                        flow->qstats.drops++;
+                if (net_xmit_drop_count(ret)) {
+                        sch->qstats.drops++;
+                        if (flow)
+                                flow->qstats.drops++;
+                }
                 return ret;
         }
         sch->bstats.bytes += qdisc_pkt_len(skb);
@@ -455,7 +457,7 @@ drop: __maybe_unused
                 return 0;
         }
         tasklet_schedule(&p->task);
-        return NET_XMIT_BYPASS;
+        return NET_XMIT_SUCCESS | __NET_XMIT_BYPASS;
 }
 
 /*
@@ -530,7 +532,7 @@ static int atm_tc_requeue(struct sk_buff *skb, struct Qdisc *sch)
         if (!ret) {
                 sch->q.qlen++;
                 sch->qstats.requeues++;
-        } else {
+        } else if (net_xmit_drop_count(ret)) {
                 sch->qstats.drops++;
                 p->link.qstats.drops++;
         }
diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index 14954bf4a683..8b06fa900482 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -230,7 +230,7 @@ cbq_classify(struct sk_buff *skb, struct Qdisc *sch, int *qerr)
             (cl = cbq_class_lookup(q, prio)) != NULL)
                 return cl;
 
-        *qerr = NET_XMIT_BYPASS;
+        *qerr = NET_XMIT_SUCCESS | __NET_XMIT_BYPASS;
         for (;;) {
                 int result = 0;
                 defmap = head->defaults;
@@ -256,7 +256,7 @@ cbq_classify(struct sk_buff *skb, struct Qdisc *sch, int *qerr)
                 switch (result) {
                 case TC_ACT_QUEUED:
                 case TC_ACT_STOLEN:
-                        *qerr = NET_XMIT_SUCCESS;
+                        *qerr = NET_XMIT_SUCCESS | __NET_XMIT_STOLEN;
                 case TC_ACT_SHOT:
                         return NULL;
                 case TC_ACT_RECLASSIFY:
@@ -377,7 +377,7 @@ cbq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
         q->rx_class = cl;
 #endif
         if (cl == NULL) {
-                if (ret == NET_XMIT_BYPASS)
+                if (ret & __NET_XMIT_BYPASS)
                         sch->qstats.drops++;
                 kfree_skb(skb);
                 return ret;
@@ -397,9 +397,11 @@ cbq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
                 return ret;
         }
 
-        sch->qstats.drops++;
-        cbq_mark_toplevel(q, cl);
-        cl->qstats.drops++;
+        if (net_xmit_drop_count(ret)) {
+                sch->qstats.drops++;
+                cbq_mark_toplevel(q, cl);
+                cl->qstats.drops++;
+        }
         return ret;
 }
 
@@ -430,8 +432,10 @@ cbq_requeue(struct sk_buff *skb, struct Qdisc *sch)
                         cbq_activate_class(cl);
                 return 0;
         }
-        sch->qstats.drops++;
-        cl->qstats.drops++;
+        if (net_xmit_drop_count(ret)) {
+                sch->qstats.drops++;
+                cl->qstats.drops++;
+        }
         return ret;
 }
 
@@ -517,6 +521,10 @@ static void cbq_ovl_delay(struct cbq_class *cl)
         struct cbq_sched_data *q = qdisc_priv(cl->qdisc);
         psched_tdiff_t delay = cl->undertime - q->now;
 
+        if (test_bit(__QDISC_STATE_DEACTIVATED,
+                     &qdisc_root_sleeping(cl->qdisc)->state))
+                return;
+
         if (!cl->delayed) {
                 psched_time_t sched = q->now;
                 ktime_t expires;
@@ -650,7 +658,7 @@ static enum hrtimer_restart cbq_undelay(struct hrtimer *timer)
         }
 
         sch->flags &= ~TCQ_F_THROTTLED;
-        __netif_schedule(sch);
+        __netif_schedule(qdisc_root(sch));
         return HRTIMER_NORESTART;
 }
 
@@ -664,13 +672,15 @@ static int cbq_reshape_fail(struct sk_buff *skb, struct Qdisc *child)
         q->rx_class = NULL;
 
         if (cl && (cl = cbq_reclassify(skb, cl)) != NULL) {
+                int ret;
 
                 cbq_mark_toplevel(q, cl);
 
                 q->rx_class = cl;
                 cl->q->__parent = sch;
 
-                if (qdisc_enqueue(skb, cl->q) == 0) {
+                ret = qdisc_enqueue(skb, cl->q);
+                if (ret == NET_XMIT_SUCCESS) {
                         sch->q.qlen++;
                         sch->bstats.packets++;
                         sch->bstats.bytes += qdisc_pkt_len(skb);
@@ -678,7 +688,8 @@ static int cbq_reshape_fail(struct sk_buff *skb, struct Qdisc *child)
                                 cbq_activate_class(cl);
                         return 0;
                 }
-                sch->qstats.drops++;
+                if (net_xmit_drop_count(ret))
+                        sch->qstats.drops++;
                 return 0;
         }
 
@@ -1743,7 +1754,7 @@ static void cbq_put(struct Qdisc *sch, unsigned long arg)
 
         if (--cl->refcnt == 0) {
 #ifdef CONFIG_NET_CLS_ACT
-                spinlock_t *root_lock = qdisc_root_lock(sch);
+                spinlock_t *root_lock = qdisc_root_sleeping_lock(sch);
                 struct cbq_sched_data *q = qdisc_priv(sch);
 
                 spin_lock_bh(root_lock);
@@ -1828,7 +1839,7 @@ cbq_change_class(struct Qdisc *sch, u32 classid, u32 parentid, struct nlattr **t
 
                 if (tca[TCA_RATE])
                         gen_replace_estimator(&cl->bstats, &cl->rate_est,
-                                              qdisc_root_lock(sch),
+                                              qdisc_root_sleeping_lock(sch),
                                               tca[TCA_RATE]);
                 return 0;
         }
@@ -1919,7 +1930,7 @@ cbq_change_class(struct Qdisc *sch, u32 classid, u32 parentid, struct nlattr **t
 
         if (tca[TCA_RATE])
                 gen_new_estimator(&cl->bstats, &cl->rate_est,
-                                  qdisc_root_lock(sch), tca[TCA_RATE]);
+                                  qdisc_root_sleeping_lock(sch), tca[TCA_RATE]);
 
         *arg = (unsigned long)cl;
         return 0;
diff --git a/net/sched/sch_dsmark.c b/net/sched/sch_dsmark.c
index a935676987e2..edd1298f85f6 100644
--- a/net/sched/sch_dsmark.c
+++ b/net/sched/sch_dsmark.c
@@ -236,7 +236,7 @@ static int dsmark_enqueue(struct sk_buff *skb, struct Qdisc *sch)
                 case TC_ACT_QUEUED:
                 case TC_ACT_STOLEN:
                         kfree_skb(skb);
-                        return NET_XMIT_SUCCESS;
+                        return NET_XMIT_SUCCESS | __NET_XMIT_STOLEN;
 
                 case TC_ACT_SHOT:
                         goto drop;
@@ -254,7 +254,8 @@ static int dsmark_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 
         err = qdisc_enqueue(skb, p->q);
         if (err != NET_XMIT_SUCCESS) {
-                sch->qstats.drops++;
+                if (net_xmit_drop_count(err))
+                        sch->qstats.drops++;
                 return err;
         }
 
@@ -267,7 +268,7 @@ static int dsmark_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 drop:
         kfree_skb(skb);
         sch->qstats.drops++;
-        return NET_XMIT_BYPASS;
+        return NET_XMIT_SUCCESS | __NET_XMIT_BYPASS;
 }
 
 static struct sk_buff *dsmark_dequeue(struct Qdisc *sch)
@@ -321,7 +322,8 @@ static int dsmark_requeue(struct sk_buff *skb, struct Qdisc *sch)
 
         err = p->q->ops->requeue(skb, p->q);
         if (err != NET_XMIT_SUCCESS) {
-                sch->qstats.drops++;
+                if (net_xmit_drop_count(err))
+                        sch->qstats.drops++;
                 return err;
         }
 
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index fd2a6cadb115..9634091ee2f0 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -29,7 +29,7 @@
 /* Main transmission queue. */
 
 /* Modifications to data participating in scheduling must be protected with
- * qdisc_root_lock(qdisc) spinlock.
+ * qdisc_lock(qdisc) spinlock.
  *
  * The idea is the following:
  * - enqueue, dequeue are serialized via qdisc root lock
@@ -126,7 +126,7 @@ static inline int qdisc_restart(struct Qdisc *q)
         if (unlikely((skb = dequeue_skb(q)) == NULL))
                 return 0;
 
-        root_lock = qdisc_root_lock(q);
+        root_lock = qdisc_lock(q);
 
         /* And release qdisc */
         spin_unlock(root_lock);
@@ -135,7 +135,8 @@ static inline int qdisc_restart(struct Qdisc *q)
         txq = netdev_get_tx_queue(dev, skb_get_queue_mapping(skb));
 
         HARD_TX_LOCK(dev, txq, smp_processor_id());
-        if (!netif_subqueue_stopped(dev, skb))
+        if (!netif_tx_queue_stopped(txq) &&
+            !netif_tx_queue_frozen(txq))
                 ret = dev_hard_start_xmit(skb, dev, txq);
         HARD_TX_UNLOCK(dev, txq);
 
@@ -162,7 +163,8 @@ static inline int qdisc_restart(struct Qdisc *q)
                 break;
         }
 
-        if (ret && netif_tx_queue_stopped(txq))
+        if (ret && (netif_tx_queue_stopped(txq) ||
+                    netif_tx_queue_frozen(txq)))
                 ret = 0;
 
         return ret;
@@ -505,7 +507,7 @@ errout:
 }
 EXPORT_SYMBOL(qdisc_create_dflt);
 
-/* Under qdisc_root_lock(qdisc) and BH! */
+/* Under qdisc_lock(qdisc) and BH! */
 
 void qdisc_reset(struct Qdisc *qdisc)
 {
@@ -516,15 +518,17 @@ void qdisc_reset(struct Qdisc *qdisc)
 }
 EXPORT_SYMBOL(qdisc_reset);
 
-/* this is the rcu callback function to clean up a qdisc when there
- * are no further references to it */
-
-static void __qdisc_destroy(struct rcu_head *head)
+void qdisc_destroy(struct Qdisc *qdisc)
 {
-        struct Qdisc *qdisc = container_of(head, struct Qdisc, q_rcu);
         const struct Qdisc_ops  *ops = qdisc->ops;
 
+        if (qdisc->flags & TCQ_F_BUILTIN ||
+            !atomic_dec_and_test(&qdisc->refcnt))
+                return;
+
 #ifdef CONFIG_NET_SCHED
+        qdisc_list_del(qdisc);
+
         qdisc_put_stab(qdisc->stab);
 #endif
         gen_kill_estimator(&qdisc->bstats, &qdisc->rate_est);
@@ -540,20 +544,6 @@ static void __qdisc_destroy(struct rcu_head *head)
 
         kfree((char *) qdisc - qdisc->padded);
 }
-
-/* Under qdisc_root_lock(qdisc) and BH! */
-
-void qdisc_destroy(struct Qdisc *qdisc)
-{
-        if (qdisc->flags & TCQ_F_BUILTIN ||
-            !atomic_dec_and_test(&qdisc->refcnt))
-                return;
-
-        if (qdisc->parent)
-                list_del(&qdisc->list);
-
-        call_rcu(&qdisc->q_rcu, __qdisc_destroy);
-}
 EXPORT_SYMBOL(qdisc_destroy);
 
 static bool dev_all_qdisc_sleeping_noop(struct net_device *dev)
@@ -595,8 +585,11 @@ static void transition_one_qdisc(struct net_device *dev,
         struct Qdisc *new_qdisc = dev_queue->qdisc_sleeping;
         int *need_watchdog_p = _need_watchdog;
 
+        if (!(new_qdisc->flags & TCQ_F_BUILTIN))
+                clear_bit(__QDISC_STATE_DEACTIVATED, &new_qdisc->state);
+
         rcu_assign_pointer(dev_queue->qdisc, new_qdisc);
-        if (new_qdisc != &noqueue_qdisc)
+        if (need_watchdog_p && new_qdisc != &noqueue_qdisc)
                 *need_watchdog_p = 1;
 }
 
@@ -619,6 +612,7 @@ void dev_activate(struct net_device *dev)
 
         need_watchdog = 0;
         netdev_for_each_tx_queue(dev, transition_one_qdisc, &need_watchdog);
+        transition_one_qdisc(dev, &dev->rx_queue, NULL);
 
         if (need_watchdog) {
                 dev->trans_start = jiffies;
@@ -637,14 +631,17 @@ static void dev_deactivate_queue(struct net_device *dev,
         if (qdisc) {
                 spin_lock_bh(qdisc_lock(qdisc));
 
-                dev_queue->qdisc = qdisc_default;
+                if (!(qdisc->flags & TCQ_F_BUILTIN))
+                        set_bit(__QDISC_STATE_DEACTIVATED, &qdisc->state);
+
+                rcu_assign_pointer(dev_queue->qdisc, qdisc_default);
                 qdisc_reset(qdisc);
 
                 spin_unlock_bh(qdisc_lock(qdisc));
         }
 }
 
-static bool some_qdisc_is_running(struct net_device *dev, int lock)
+static bool some_qdisc_is_busy(struct net_device *dev)
 {
         unsigned int i;
 
@@ -655,16 +652,15 @@ static bool some_qdisc_is_running(struct net_device *dev, int lock)
                 int val;
 
                 dev_queue = netdev_get_tx_queue(dev, i);
-                q = dev_queue->qdisc;
-                root_lock = qdisc_root_lock(q);
+                q = dev_queue->qdisc_sleeping;
+                root_lock = qdisc_lock(q);
 
-                if (lock)
-                        spin_lock_bh(root_lock);
+                spin_lock_bh(root_lock);
 
-                val = test_bit(__QDISC_STATE_RUNNING, &q->state);
+                val = (test_bit(__QDISC_STATE_RUNNING, &q->state) ||
+                       test_bit(__QDISC_STATE_SCHED, &q->state));
 
-                if (lock)
-                        spin_unlock_bh(root_lock);
+                spin_unlock_bh(root_lock);
 
                 if (val)
                         return true;
@@ -674,9 +670,8 @@ static bool some_qdisc_is_running(struct net_device *dev, int lock)
 
 void dev_deactivate(struct net_device *dev)
 {
-        bool running;
-
         netdev_for_each_tx_queue(dev, dev_deactivate_queue, &noop_qdisc);
+        dev_deactivate_queue(dev, &dev->rx_queue, &noop_qdisc);
 
         dev_watchdog_down(dev);
 
@@ -684,25 +679,8 @@ void dev_deactivate(struct net_device *dev)
         synchronize_rcu();
 
         /* Wait for outstanding qdisc_run calls. */
-        do {
-                while (some_qdisc_is_running(dev, 0))
-                        yield();
-
-                /*
-                 * Double-check inside queue lock to ensure that all effects
-                 * of the queue run are visible when we return.
-                 */
-                running = some_qdisc_is_running(dev, 1);
-
-                /*
-                 * The running flag should never be set at this point because
-                 * we've already set dev->qdisc to noop_qdisc *inside* the same
-                 * pair of spin locks.  That is, if any qdisc_run starts after
-                 * our initial test it should see the noop_qdisc and then
-                 * clear the RUNNING bit before dropping the queue lock.  So
-                 * if it is set here then we've found a bug.
-                 */
-        } while (WARN_ON_ONCE(running));
+        while (some_qdisc_is_busy(dev))
+                yield();
 }
 
 static void dev_init_scheduler_queue(struct net_device *dev,
@@ -718,7 +696,7 @@ static void dev_init_scheduler_queue(struct net_device *dev,
 void dev_init_scheduler(struct net_device *dev)
 {
         netdev_for_each_tx_queue(dev, dev_init_scheduler_queue, &noop_qdisc);
-        dev_init_scheduler_queue(dev, &dev->rx_queue, NULL);
+        dev_init_scheduler_queue(dev, &dev->rx_queue, &noop_qdisc);
 
         setup_timer(&dev->watchdog_timer, dev_watchdog, (unsigned long)dev);
 }
@@ -731,20 +709,16 @@ static void shutdown_scheduler_queue(struct net_device *dev,
         struct Qdisc *qdisc_default = _qdisc_default;
 
         if (qdisc) {
-                spinlock_t *root_lock = qdisc_root_lock(qdisc);
-
-                dev_queue->qdisc = qdisc_default;
+                rcu_assign_pointer(dev_queue->qdisc, qdisc_default);
                 dev_queue->qdisc_sleeping = qdisc_default;
 
-                spin_lock_bh(root_lock);
                 qdisc_destroy(qdisc);
-                spin_unlock_bh(root_lock);
         }
 }
 
 void dev_shutdown(struct net_device *dev)
 {
         netdev_for_each_tx_queue(dev, shutdown_scheduler_queue, &noop_qdisc);
-        shutdown_scheduler_queue(dev, &dev->rx_queue, NULL);
+        shutdown_scheduler_queue(dev, &dev->rx_queue, &noop_qdisc);
         WARN_ON(timer_pending(&dev->watchdog_timer));
 }
diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c
index 0ae7d19dcba8..c1e77da8cd09 100644
--- a/net/sched/sch_hfsc.c
+++ b/net/sched/sch_hfsc.c
@@ -1045,7 +1045,7 @@ hfsc_change_class(struct Qdisc *sch, u32 classid, u32 parentid,
 
                 if (tca[TCA_RATE])
                         gen_replace_estimator(&cl->bstats, &cl->rate_est,
-                                              qdisc_root_lock(sch),
+                                              qdisc_root_sleeping_lock(sch),
                                               tca[TCA_RATE]);
                 return 0;
         }
@@ -1104,7 +1104,7 @@ hfsc_change_class(struct Qdisc *sch, u32 classid, u32 parentid,
 
         if (tca[TCA_RATE])
                 gen_new_estimator(&cl->bstats, &cl->rate_est,
-                                  qdisc_root_lock(sch), tca[TCA_RATE]);
+                                  qdisc_root_sleeping_lock(sch), tca[TCA_RATE]);
         *arg = (unsigned long)cl;
         return 0;
 }
@@ -1159,14 +1159,14 @@ hfsc_classify(struct sk_buff *skb, struct Qdisc *sch, int *qerr)
                 if (cl->level == 0)
                         return cl;
 
-        *qerr = NET_XMIT_BYPASS;
+        *qerr = NET_XMIT_SUCCESS | __NET_XMIT_BYPASS;
         tcf = q->root.filter_list;
         while (tcf && (result = tc_classify(skb, tcf, &res)) >= 0) {
 #ifdef CONFIG_NET_CLS_ACT
                 switch (result) {
                 case TC_ACT_QUEUED:
                 case TC_ACT_STOLEN:
-                        *qerr = NET_XMIT_SUCCESS;
+                        *qerr = NET_XMIT_SUCCESS | __NET_XMIT_STOLEN;
                 case TC_ACT_SHOT:
                         return NULL;
                 }
@@ -1578,7 +1578,7 @@ hfsc_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 
         cl = hfsc_classify(skb, sch, &err);
         if (cl == NULL) {
-                if (err == NET_XMIT_BYPASS)
+                if (err & __NET_XMIT_BYPASS)
                         sch->qstats.drops++;
                 kfree_skb(skb);
                 return err;
@@ -1586,8 +1586,10 @@ hfsc_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 
         err = qdisc_enqueue(skb, cl->qdisc);
         if (unlikely(err != NET_XMIT_SUCCESS)) {
-                cl->qstats.drops++;
-                sch->qstats.drops++;
+                if (net_xmit_drop_count(err)) {
+                        cl->qstats.drops++;
+                        sch->qstats.drops++;
+                }
                 return err;
         }
 
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index 75a40951c4f2..d14f02056ae6 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -214,14 +214,14 @@ static struct htb_class *htb_classify(struct sk_buff *skb, struct Qdisc *sch,
         if ((cl = htb_find(skb->priority, sch)) != NULL && cl->level == 0)
                 return cl;
 
-        *qerr = NET_XMIT_BYPASS;
+        *qerr = NET_XMIT_SUCCESS | __NET_XMIT_BYPASS;
         tcf = q->filter_list;
         while (tcf && (result = tc_classify(skb, tcf, &res)) >= 0) {
 #ifdef CONFIG_NET_CLS_ACT
                 switch (result) {
                 case TC_ACT_QUEUED:
                 case TC_ACT_STOLEN:
-                        *qerr = NET_XMIT_SUCCESS;
+                        *qerr = NET_XMIT_SUCCESS | __NET_XMIT_STOLEN;
                 case TC_ACT_SHOT:
                         return NULL;
                 }
@@ -567,15 +567,17 @@ static int htb_enqueue(struct sk_buff *skb, struct Qdisc *sch)
                 }
 #ifdef CONFIG_NET_CLS_ACT
         } else if (!cl) {
-                if (ret == NET_XMIT_BYPASS)
+                if (ret & __NET_XMIT_BYPASS)
                         sch->qstats.drops++;
                 kfree_skb(skb);
                 return ret;
 #endif
-        } else if (qdisc_enqueue(skb, cl->un.leaf.q) != NET_XMIT_SUCCESS) {
-                sch->qstats.drops++;
-                cl->qstats.drops++;
-                return NET_XMIT_DROP;
+        } else if ((ret = qdisc_enqueue(skb, cl->un.leaf.q)) != NET_XMIT_SUCCESS) {
+                if (net_xmit_drop_count(ret)) {
+                        sch->qstats.drops++;
+                        cl->qstats.drops++;
+                }
+                return ret;
         } else {
                 cl->bstats.packets +=
                         skb_is_gso(skb)?skb_shinfo(skb)->gso_segs:1;
@@ -610,16 +612,18 @@ static int htb_requeue(struct sk_buff *skb, struct Qdisc *sch)
                 }
 #ifdef CONFIG_NET_CLS_ACT
         } else if (!cl) {
-                if (ret == NET_XMIT_BYPASS)
+                if (ret & __NET_XMIT_BYPASS)
                         sch->qstats.drops++;
                 kfree_skb(skb);
                 return ret;
 #endif
-        } else if (cl->un.leaf.q->ops->requeue(skb, cl->un.leaf.q) !=
+        } else if ((ret = cl->un.leaf.q->ops->requeue(skb, cl->un.leaf.q)) !=
                    NET_XMIT_SUCCESS) {
-                sch->qstats.drops++;
-                cl->qstats.drops++;
-                return NET_XMIT_DROP;
+                if (net_xmit_drop_count(ret)) {
+                        sch->qstats.drops++;
+                        cl->qstats.drops++;
+                }
+                return ret;
         } else
                 htb_activate(q, cl);
 
@@ -1039,7 +1043,7 @@ static int htb_init(struct Qdisc *sch, struct nlattr *opt)
 
 static int htb_dump(struct Qdisc *sch, struct sk_buff *skb)
 {
-        spinlock_t *root_lock = qdisc_root_lock(sch);
+        spinlock_t *root_lock = qdisc_root_sleeping_lock(sch);
         struct htb_sched *q = qdisc_priv(sch);
         struct nlattr *nest;
         struct tc_htb_glob gopt;
@@ -1071,7 +1075,7 @@ static int htb_dump_class(struct Qdisc *sch, unsigned long arg,
                           struct sk_buff *skb, struct tcmsg *tcm)
 {
         struct htb_class *cl = (struct htb_class *)arg;
-        spinlock_t *root_lock = qdisc_root_lock(sch);
+        spinlock_t *root_lock = qdisc_root_sleeping_lock(sch);
         struct nlattr *nest;
         struct tc_htb_opt opt;
 
@@ -1275,7 +1279,8 @@ static int htb_delete(struct Qdisc *sch, unsigned long arg)
 
         /* delete from hash and active; remainder in destroy_class */
         qdisc_class_hash_remove(&q->clhash, &cl->common);
-        cl->parent->children--;
+        if (cl->parent)
+                cl->parent->children--;
 
         if (cl->prio_activity)
                 htb_deactivate(q, cl);
@@ -1367,7 +1372,7 @@ static int htb_change_class(struct Qdisc *sch, u32 classid,
                         goto failure;
 
                 gen_new_estimator(&cl->bstats, &cl->rate_est,
-                                  qdisc_root_lock(sch),
+                                  qdisc_root_sleeping_lock(sch),
                                   tca[TCA_RATE] ? : &est.nla);
                 cl->refcnt = 1;
                 cl->children = 0;
@@ -1422,7 +1427,7 @@ static int htb_change_class(struct Qdisc *sch, u32 classid,
         } else {
                 if (tca[TCA_RATE])
                         gen_replace_estimator(&cl->bstats, &cl->rate_est,
-                                              qdisc_root_lock(sch),
+                                              qdisc_root_sleeping_lock(sch),
                                               tca[TCA_RATE]);
                 sch_tree_lock(sch);
         }
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index a59085700678..3781e55046d0 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -176,7 +176,7 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch)
         if (count == 0) {
                 sch->qstats.drops++;
                 kfree_skb(skb);
-                return NET_XMIT_BYPASS;
+                return NET_XMIT_SUCCESS | __NET_XMIT_BYPASS;
         }
 
         skb_orphan(skb);
@@ -240,8 +240,9 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch)
                 sch->q.qlen++;
                 sch->bstats.bytes += qdisc_pkt_len(skb);
                 sch->bstats.packets++;
-        } else
+        } else if (net_xmit_drop_count(ret)) {
                 sch->qstats.drops++;
+        }
 
         pr_debug("netem: enqueue ret %d\n", ret);
         return ret;
@@ -340,7 +341,7 @@ static int get_dist_table(struct Qdisc *sch, const struct nlattr *attr)
         for (i = 0; i < n; i++)
                 d->table[i] = data[i];
 
-        root_lock = qdisc_root_lock(sch);
+        root_lock = qdisc_root_sleeping_lock(sch);
 
         spin_lock_bh(root_lock);
         d = xchg(&q->delay_dist, d);
diff --git a/net/sched/sch_prio.c b/net/sched/sch_prio.c
index f849243eb095..a6697c686c7f 100644
--- a/net/sched/sch_prio.c
+++ b/net/sched/sch_prio.c
@@ -38,14 +38,14 @@ prio_classify(struct sk_buff *skb, struct Qdisc *sch, int *qerr)
         struct tcf_result res;
         int err;
 
-        *qerr = NET_XMIT_BYPASS;
+        *qerr = NET_XMIT_SUCCESS | __NET_XMIT_BYPASS;
         if (TC_H_MAJ(skb->priority) != sch->handle) {
                 err = tc_classify(skb, q->filter_list, &res);
 #ifdef CONFIG_NET_CLS_ACT
                 switch (err) {
                 case TC_ACT_STOLEN:
                 case TC_ACT_QUEUED:
-                        *qerr = NET_XMIT_SUCCESS;
+                        *qerr = NET_XMIT_SUCCESS | __NET_XMIT_STOLEN;
                 case TC_ACT_SHOT:
                         return NULL;
                 }
@@ -74,7 +74,7 @@ prio_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 #ifdef CONFIG_NET_CLS_ACT
         if (qdisc == NULL) {
 
-                if (ret == NET_XMIT_BYPASS)
+                if (ret & __NET_XMIT_BYPASS)
                         sch->qstats.drops++;
                 kfree_skb(skb);
                 return ret;
@@ -88,7 +88,8 @@ prio_enqueue(struct sk_buff *skb, struct Qdisc *sch)
                 sch->q.qlen++;
                 return NET_XMIT_SUCCESS;
         }
-        sch->qstats.drops++;
+        if (net_xmit_drop_count(ret))
+                sch->qstats.drops++;
         return ret;
 }
 
@@ -102,7 +103,7 @@ prio_requeue(struct sk_buff *skb, struct Qdisc* sch)
         qdisc = prio_classify(skb, sch, &ret);
 #ifdef CONFIG_NET_CLS_ACT
         if (qdisc == NULL) {
-                if (ret == NET_XMIT_BYPASS)
+                if (ret & __NET_XMIT_BYPASS)
                         sch->qstats.drops++;
                 kfree_skb(skb);
                 return ret;
@@ -112,10 +113,11 @@ prio_requeue(struct sk_buff *skb, struct Qdisc* sch)
         if ((ret = qdisc->ops->requeue(skb, qdisc)) == NET_XMIT_SUCCESS) {
                 sch->q.qlen++;
                 sch->qstats.requeues++;
-                return 0;
+                return NET_XMIT_SUCCESS;
         }
-        sch->qstats.drops++;
-        return NET_XMIT_DROP;
+        if (net_xmit_drop_count(ret))
+                sch->qstats.drops++;
+        return ret;
 }
 
 
diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index 3f2d1d7f3bbd..5da05839e225 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -97,7 +97,7 @@ static int red_enqueue(struct sk_buff *skb, struct Qdisc* sch)
                 sch->bstats.bytes += qdisc_pkt_len(skb);
                 sch->bstats.packets++;
                 sch->q.qlen++;
-        } else {
+        } else if (net_xmit_drop_count(ret)) {
                 q->stats.pdrop++;
                 sch->qstats.drops++;
         }
diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c
index 8589da666568..6e041d10dbdb 100644
--- a/net/sched/sch_sfq.c
+++ b/net/sched/sch_sfq.c
@@ -171,14 +171,14 @@ static unsigned int sfq_classify(struct sk_buff *skb, struct Qdisc *sch,
         if (!q->filter_list)
                 return sfq_hash(q, skb) + 1;
 
-        *qerr = NET_XMIT_BYPASS;
+        *qerr = NET_XMIT_SUCCESS | __NET_XMIT_BYPASS;
         result = tc_classify(skb, q->filter_list, &res);
         if (result >= 0) {
 #ifdef CONFIG_NET_CLS_ACT
                 switch (result) {
                 case TC_ACT_STOLEN:
                 case TC_ACT_QUEUED:
-                        *qerr = NET_XMIT_SUCCESS;
+                        *qerr = NET_XMIT_SUCCESS | __NET_XMIT_STOLEN;
                 case TC_ACT_SHOT:
                         return 0;
                 }
@@ -285,7 +285,7 @@ sfq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 
         hash = sfq_classify(skb, sch, &ret);
         if (hash == 0) {
-                if (ret == NET_XMIT_BYPASS)
+                if (ret & __NET_XMIT_BYPASS)
                         sch->qstats.drops++;
                 kfree_skb(skb);
                 return ret;
@@ -339,7 +339,7 @@ sfq_requeue(struct sk_buff *skb, struct Qdisc *sch)
 
         hash = sfq_classify(skb, sch, &ret);
         if (hash == 0) {
-                if (ret == NET_XMIT_BYPASS)
+                if (ret & __NET_XMIT_BYPASS)
                         sch->qstats.drops++;
                 kfree_skb(skb);
                 return ret;
diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c
index b296672f7632..94c61598b86a 100644
--- a/net/sched/sch_tbf.c
+++ b/net/sched/sch_tbf.c
@@ -123,19 +123,13 @@ static int tbf_enqueue(struct sk_buff *skb, struct Qdisc* sch)
         struct tbf_sched_data *q = qdisc_priv(sch);
         int ret;
 
-        if (qdisc_pkt_len(skb) > q->max_size) {
-                sch->qstats.drops++;
-#ifdef CONFIG_NET_CLS_ACT
-                if (sch->reshape_fail == NULL || sch->reshape_fail(skb, sch))
-#endif
-                        kfree_skb(skb);
-
-                return NET_XMIT_DROP;
-        }
+        if (qdisc_pkt_len(skb) > q->max_size)
+                return qdisc_reshape_fail(skb, sch);
 
         ret = qdisc_enqueue(skb, q->qdisc);
         if (ret != 0) {
-                sch->qstats.drops++;
+                if (net_xmit_drop_count(ret))
+                        sch->qstats.drops++;
                 return ret;
         }
 
diff --git a/net/sched/sch_teql.c b/net/sched/sch_teql.c
index 537223642b6e..d35ef059abb1 100644
--- a/net/sched/sch_teql.c
+++ b/net/sched/sch_teql.c
@@ -161,7 +161,7 @@ teql_destroy(struct Qdisc* sch)
                                                 txq = netdev_get_tx_queue(master->dev, 0);
                                                 master->slaves = NULL;
 
-                                                root_lock = qdisc_root_lock(txq->qdisc);
+                                                root_lock = qdisc_root_sleeping_lock(txq->qdisc);
                                                 spin_lock_bh(root_lock);
                                                 qdisc_reset(txq->qdisc);
                                                 spin_unlock_bh(root_lock);
@@ -305,10 +305,11 @@ restart:
 
                 switch (teql_resolve(skb, skb_res, slave)) {
                 case 0:
-                        if (netif_tx_trylock(slave)) {
-                                if (!__netif_subqueue_stopped(slave, subq) &&
+                        if (__netif_tx_trylock(slave_txq)) {
+                                if (!netif_tx_queue_stopped(slave_txq) &&
+                                    !netif_tx_queue_frozen(slave_txq) &&
                                     slave->hard_start_xmit(skb, slave) == 0) {
-                                        netif_tx_unlock(slave);
+                                        __netif_tx_unlock(slave_txq);
                                         master->slaves = NEXT_SLAVE(q);
                                         netif_wake_queue(dev);
                                         master->stats.tx_packets++;
@@ -316,7 +317,7 @@ restart:
                                                 qdisc_pkt_len(skb);
                                         return 0;
                                 }
-                                netif_tx_unlock(slave);
+                                __netif_tx_unlock(slave_txq);
                         }
                         if (netif_queue_stopped(dev))
                                 busy = 1;
diff --git a/net/sctp/auth.c b/net/sctp/auth.c
index 675a5c3e68a6..52db5f60daa0 100644
--- a/net/sctp/auth.c
+++ b/net/sctp/auth.c
@@ -80,6 +80,10 @@ static struct sctp_auth_bytes *sctp_auth_create_key(__u32 key_len, gfp_t gfp)
 {
         struct sctp_auth_bytes *key;
 
+        /* Verify that we are not going to overflow INT_MAX */
+        if ((INT_MAX - key_len) < sizeof(struct sctp_auth_bytes))
+                return NULL;
+
         /* Allocate the shared key */
         key = kmalloc(sizeof(struct sctp_auth_bytes) + key_len, gfp);
         if (!key)
@@ -782,6 +786,9 @@ int sctp_auth_ep_set_hmacs(struct sctp_endpoint *ep,
         for (i = 0; i < hmacs->shmac_num_idents; i++) {
                 id = hmacs->shmac_idents[i];
 
+                if (id > SCTP_AUTH_HMAC_ID_MAX)
+                        return -EOPNOTSUPP;
+
                 if (SCTP_AUTH_HMAC_ID_SHA1 == id)
                         has_sha1 = 1;
 
diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c
index e39a0cdef184..4c8d9f45ce09 100644
--- a/net/sctp/endpointola.c
+++ b/net/sctp/endpointola.c
@@ -103,6 +103,7 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep,
 
                 /* Initialize the CHUNKS parameter */
                 auth_chunks->param_hdr.type = SCTP_PARAM_CHUNKS;
+                auth_chunks->param_hdr.length = htons(sizeof(sctp_paramhdr_t));
 
                 /* If the Add-IP functionality is enabled, we must
                  * authenticate, ASCONF and ASCONF-ACK chunks
@@ -110,8 +111,7 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep,
                 if (sctp_addip_enable) {
                         auth_chunks->chunks[0] = SCTP_CID_ASCONF;
                         auth_chunks->chunks[1] = SCTP_CID_ASCONF_ACK;
-                        auth_chunks->param_hdr.length =
-                                        htons(sizeof(sctp_paramhdr_t) + 2);
+                        auth_chunks->param_hdr.length += htons(2);
                 }
         }
 
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index a238d6834b33..47f91afa0211 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -195,8 +195,7 @@ out:
 }
 
 /* Based on tcp_v6_xmit() in tcp_ipv6.c. */
-static int sctp_v6_xmit(struct sk_buff *skb, struct sctp_transport *transport,
-                        int ipfragok)
+static int sctp_v6_xmit(struct sk_buff *skb, struct sctp_transport *transport)
 {
         struct sock *sk = skb->sk;
         struct ipv6_pinfo *np = inet6_sk(sk);
@@ -231,7 +230,10 @@ static int sctp_v6_xmit(struct sk_buff *skb, struct sctp_transport *transport,
 
         SCTP_INC_STATS(SCTP_MIB_OUTSCTPPACKS);
 
-        return ip6_xmit(sk, skb, &fl, np->opt, ipfragok);
+        if (!(transport->param_flags & SPP_PMTUD_ENABLE))
+                skb->local_df = 1;
+
+        return ip6_xmit(sk, skb, &fl, np->opt, 0);
 }
 
 /* Returns the dst cache entry for the given source and destination ip
@@ -317,7 +319,8 @@ static void sctp_v6_get_saddr(struct sctp_sock *sk,
                           __func__, asoc, dst, NIP6(daddr->v6.sin6_addr));
 
         if (!asoc) {
-                ipv6_dev_get_saddr(dst ? ip6_dst_idev(dst)->dev : NULL,
+                ipv6_dev_get_saddr(sock_net(sctp_opt2sk(sk)),
+                                   dst ? ip6_dst_idev(dst)->dev : NULL,
                                    &daddr->v6.sin6_addr,
                                    inet6_sk(&sk->inet.sk)->srcprefs,
                                    &saddr->v6.sin6_addr);
diff --git a/net/sctp/output.c b/net/sctp/output.c
index 45684646b1db..0dc4a7dfb234 100644
--- a/net/sctp/output.c
+++ b/net/sctp/output.c
@@ -586,10 +586,8 @@ int sctp_packet_transmit(struct sctp_packet *packet)
         SCTP_DEBUG_PRINTK("***sctp_transmit_packet*** skb len %d\n",
                           nskb->len);
 
-        if (tp->param_flags & SPP_PMTUD_ENABLE)
-                (*tp->af_specific->sctp_xmit)(nskb, tp, packet->ipfragok);
-        else
-                (*tp->af_specific->sctp_xmit)(nskb, tp, 1);
+        nskb->local_df = packet->ipfragok;
+        (*tp->af_specific->sctp_xmit)(nskb, tp);
 
 out:
         packet->size = packet->overhead;
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index a6e0818bcff5..0b65354aaf64 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -862,16 +862,21 @@ static int sctp_inet_supported_addrs(const struct sctp_sock *opt,
 
 /* Wrapper routine that calls the ip transmit routine. */
 static inline int sctp_v4_xmit(struct sk_buff *skb,
-                               struct sctp_transport *transport, int ipfragok)
+                               struct sctp_transport *transport)
 {
+        struct inet_sock *inet = inet_sk(skb->sk);
+
         SCTP_DEBUG_PRINTK("%s: skb:%p, len:%d, "
                           "src:%u.%u.%u.%u, dst:%u.%u.%u.%u\n",
                           __func__, skb, skb->len,
                           NIPQUAD(skb->rtable->rt_src),
                           NIPQUAD(skb->rtable->rt_dst));
 
+        inet->pmtudisc = transport->param_flags & SPP_PMTUD_ENABLE ?
+                         IP_PMTUDISC_DO : IP_PMTUDISC_DONT;
+
         SCTP_INC_STATS(SCTP_MIB_OUTSCTPPACKS);
-        return ip_queue_xmit(skb, ipfragok);
+        return ip_queue_xmit(skb, 0);
 }
 
 static struct sctp_af sctp_af_inet;
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index dbb79adf8f3c..5ffb9dec1c3f 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -3055,6 +3055,9 @@ static int sctp_setsockopt_auth_chunk(struct sock *sk,
 {
         struct sctp_authchunk val;
 
+        if (!sctp_auth_enable)
+                return -EACCES;
+
         if (optlen != sizeof(struct sctp_authchunk))
                 return -EINVAL;
         if (copy_from_user(&val, optval, optlen))
@@ -3083,8 +3086,12 @@ static int sctp_setsockopt_hmac_ident(struct sock *sk,
                                     int optlen)
 {
         struct sctp_hmacalgo *hmacs;
+        u32 idents;
         int err;
 
+        if (!sctp_auth_enable)
+                return -EACCES;
+
         if (optlen < sizeof(struct sctp_hmacalgo))
                 return -EINVAL;
 
@@ -3097,8 +3104,9 @@ static int sctp_setsockopt_hmac_ident(struct sock *sk,
                 goto out;
         }
 
-        if (hmacs->shmac_num_idents == 0 ||
-            hmacs->shmac_num_idents > SCTP_AUTH_NUM_HMACS) {
+        idents = hmacs->shmac_num_idents;
+        if (idents == 0 || idents > SCTP_AUTH_NUM_HMACS ||
+            (idents * sizeof(u16)) > (optlen - sizeof(struct sctp_hmacalgo))) {
                 err = -EINVAL;
                 goto out;
         }
@@ -3123,6 +3131,9 @@ static int sctp_setsockopt_auth_key(struct sock *sk,
         struct sctp_association *asoc;
         int ret;
 
+        if (!sctp_auth_enable)
+                return -EACCES;
+
         if (optlen <= sizeof(struct sctp_authkey))
                 return -EINVAL;
 
@@ -3135,6 +3146,11 @@ static int sctp_setsockopt_auth_key(struct sock *sk,
                 goto out;
         }
 
+        if (authkey->sca_keylength > optlen - sizeof(struct sctp_authkey)) {
+                ret = -EINVAL;
+                goto out;
+        }
+
         asoc = sctp_id2assoc(sk, authkey->sca_assoc_id);
         if (!asoc && authkey->sca_assoc_id && sctp_style(sk, UDP)) {
                 ret = -EINVAL;
@@ -3160,6 +3176,9 @@ static int sctp_setsockopt_active_key(struct sock *sk,
         struct sctp_authkeyid val;
         struct sctp_association *asoc;
 
+        if (!sctp_auth_enable)
+                return -EACCES;
+
         if (optlen != sizeof(struct sctp_authkeyid))
                 return -EINVAL;
         if (copy_from_user(&val, optval, optlen))
@@ -3185,6 +3204,9 @@ static int sctp_setsockopt_del_key(struct sock *sk,
         struct sctp_authkeyid val;
         struct sctp_association *asoc;
 
+        if (!sctp_auth_enable)
+                return -EACCES;
+
         if (optlen != sizeof(struct sctp_authkeyid))
                 return -EINVAL;
         if (copy_from_user(&val, optval, optlen))
@@ -5197,19 +5219,29 @@ static int sctp_getsockopt_maxburst(struct sock *sk, int len,
 static int sctp_getsockopt_hmac_ident(struct sock *sk, int len,
                                     char __user *optval, int __user *optlen)
 {
+        struct sctp_hmacalgo  __user *p = (void __user *)optval;
         struct sctp_hmac_algo_param *hmacs;
-        __u16 param_len;
+        __u16 data_len = 0;
+        u32 num_idents;
+
+        if (!sctp_auth_enable)
+                return -EACCES;
 
         hmacs = sctp_sk(sk)->ep->auth_hmacs_list;
-        param_len = ntohs(hmacs->param_hdr.length);
+        data_len = ntohs(hmacs->param_hdr.length) - sizeof(sctp_paramhdr_t);
 
-        if (len < param_len)
+        if (len < sizeof(struct sctp_hmacalgo) + data_len)
                 return -EINVAL;
+
+        len = sizeof(struct sctp_hmacalgo) + data_len;
+        num_idents = data_len / sizeof(u16);
+
         if (put_user(len, optlen))
                 return -EFAULT;
-        if (copy_to_user(optval, hmacs->hmac_ids, len))
+        if (put_user(num_idents, &p->shmac_num_idents))
+                return -EFAULT;
+        if (copy_to_user(p->shmac_idents, hmacs->hmac_ids, data_len))
                 return -EFAULT;
-
         return 0;
 }
 
@@ -5219,6 +5251,9 @@ static int sctp_getsockopt_active_key(struct sock *sk, int len,
         struct sctp_authkeyid val;
         struct sctp_association *asoc;
 
+        if (!sctp_auth_enable)
+                return -EACCES;
+
         if (len < sizeof(struct sctp_authkeyid))
                 return -EINVAL;
         if (copy_from_user(&val, optval, sizeof(struct sctp_authkeyid)))
@@ -5233,6 +5268,12 @@ static int sctp_getsockopt_active_key(struct sock *sk, int len,
         else
                 val.scact_keynumber = sctp_sk(sk)->ep->active_key_id;
 
+        len = sizeof(struct sctp_authkeyid);
+        if (put_user(len, optlen))
+                return -EFAULT;
+        if (copy_to_user(optval, &val, len))
+                return -EFAULT;
+
         return 0;
 }
 
@@ -5243,13 +5284,16 @@ static int sctp_getsockopt_peer_auth_chunks(struct sock *sk, int len,
         struct sctp_authchunks val;
         struct sctp_association *asoc;
         struct sctp_chunks_param *ch;
-        u32    num_chunks;
+        u32    num_chunks = 0;
         char __user *to;
 
-        if (len <= sizeof(struct sctp_authchunks))
+        if (!sctp_auth_enable)
+                return -EACCES;
+
+        if (len < sizeof(struct sctp_authchunks))
                 return -EINVAL;
 
-        if (copy_from_user(&val, p, sizeof(struct sctp_authchunks)))
+        if (copy_from_user(&val, optval, sizeof(struct sctp_authchunks)))
                 return -EFAULT;
 
         to = p->gauth_chunks;
@@ -5258,20 +5302,21 @@ static int sctp_getsockopt_peer_auth_chunks(struct sock *sk, int len,
                 return -EINVAL;
 
         ch = asoc->peer.peer_chunks;
+        if (!ch)
+                goto num;
 
         /* See if the user provided enough room for all the data */
         num_chunks = ntohs(ch->param_hdr.length) - sizeof(sctp_paramhdr_t);
         if (len < num_chunks)
                 return -EINVAL;
 
-        len = num_chunks;
-        if (put_user(len, optlen))
+        if (copy_to_user(to, ch->chunks, num_chunks))
                 return -EFAULT;
+num:
+        len = sizeof(struct sctp_authchunks) + num_chunks;
+        if (put_user(len, optlen)) return -EFAULT;
         if (put_user(num_chunks, &p->gauth_number_of_chunks))
                 return -EFAULT;
-        if (copy_to_user(to, ch->chunks, len))
-                return -EFAULT;
-
         return 0;
 }
 
@@ -5282,13 +5327,16 @@ static int sctp_getsockopt_local_auth_chunks(struct sock *sk, int len,
         struct sctp_authchunks val;
         struct sctp_association *asoc;
         struct sctp_chunks_param *ch;
-        u32    num_chunks;
+        u32    num_chunks = 0;
         char __user *to;
 
-        if (len <= sizeof(struct sctp_authchunks))
+        if (!sctp_auth_enable)
+                return -EACCES;
+
+        if (len < sizeof(struct sctp_authchunks))
                 return -EINVAL;
 
-        if (copy_from_user(&val, p, sizeof(struct sctp_authchunks)))
+        if (copy_from_user(&val, optval, sizeof(struct sctp_authchunks)))
                 return -EFAULT;
 
         to = p->gauth_chunks;
@@ -5301,17 +5349,21 @@ static int sctp_getsockopt_local_auth_chunks(struct sock *sk, int len,
         else
                 ch = sctp_sk(sk)->ep->auth_chunk_list;
 
+        if (!ch)
+                goto num;
+
         num_chunks = ntohs(ch->param_hdr.length) - sizeof(sctp_paramhdr_t);
-        if (len < num_chunks)
+        if (len < sizeof(struct sctp_authchunks) + num_chunks)
                 return -EINVAL;
 
-        len = num_chunks;
+        if (copy_to_user(to, ch->chunks, num_chunks))
+                return -EFAULT;
+num:
+        len = sizeof(struct sctp_authchunks) + num_chunks;
         if (put_user(len, optlen))
                 return -EFAULT;
         if (put_user(num_chunks, &p->gauth_number_of_chunks))
                 return -EFAULT;
-        if (copy_to_user(to, ch->chunks, len))
-                return -EFAULT;
 
         return 0;
 }
diff --git a/net/sunrpc/sysctl.c b/net/sunrpc/sysctl.c
index 0f8c439b848a..5231f7aaac0e 100644
--- a/net/sunrpc/sysctl.c
+++ b/net/sunrpc/sysctl.c
@@ -60,24 +60,14 @@ static int proc_do_xprt(ctl_table *table, int write, struct file *file,
                         void __user *buffer, size_t *lenp, loff_t *ppos)
 {
         char tmpbuf[256];
-        int len;
+        size_t len;
+
         if ((*ppos && !write) || !*lenp) {
                 *lenp = 0;
                 return 0;
         }
-        if (write)
-                return -EINVAL;
-        else {
-                len = svc_print_xprts(tmpbuf, sizeof(tmpbuf));
-                if (!access_ok(VERIFY_WRITE, buffer, len))
-                        return -EFAULT;
-
-                if (__copy_to_user(buffer, tmpbuf, len))
-                        return -EFAULT;
-        }
-        *lenp -= len;
-        *ppos += len;
-        return 0;
+        len = svc_print_xprts(tmpbuf, sizeof(tmpbuf));
+        return simple_read_from_buffer(buffer, *lenp, ppos, tmpbuf, len);
 }
 
 static int
diff --git a/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c b/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
index b4b17f44cb29..74de31a06616 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
@@ -443,18 +443,18 @@ int svc_rdma_recvfrom(struct svc_rqst *rqstp)
 
         dprintk("svcrdma: rqstp=%p\n", rqstp);
 
-        spin_lock_bh(&rdma_xprt->sc_read_complete_lock);
+        spin_lock_bh(&rdma_xprt->sc_rq_dto_lock);
         if (!list_empty(&rdma_xprt->sc_read_complete_q)) {
                 ctxt = list_entry(rdma_xprt->sc_read_complete_q.next,
                                   struct svc_rdma_op_ctxt,
                                   dto_q);
                 list_del_init(&ctxt->dto_q);
         }
-        spin_unlock_bh(&rdma_xprt->sc_read_complete_lock);
-        if (ctxt)
+        if (ctxt) {
+                spin_unlock_bh(&rdma_xprt->sc_rq_dto_lock);
                 return rdma_read_complete(rqstp, ctxt);
+        }
 
-        spin_lock_bh(&rdma_xprt->sc_rq_dto_lock);
         if (!list_empty(&rdma_xprt->sc_rq_dto_q)) {
                 ctxt = list_entry(rdma_xprt->sc_rq_dto_q.next,
                                   struct svc_rdma_op_ctxt,
diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c
index 19ddc382b777..900cb69728c6 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_transport.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c
@@ -359,11 +359,11 @@ static void sq_cq_reap(struct svcxprt_rdma *xprt)
                         if (test_bit(RDMACTXT_F_LAST_CTXT, &ctxt->flags)) {
                                 struct svc_rdma_op_ctxt *read_hdr = ctxt->read_hdr;
                                 BUG_ON(!read_hdr);
+                                spin_lock_bh(&xprt->sc_rq_dto_lock);
                                 set_bit(XPT_DATA, &xprt->sc_xprt.xpt_flags);
-                                spin_lock_bh(&xprt->sc_read_complete_lock);
                                 list_add_tail(&read_hdr->dto_q,
                                               &xprt->sc_read_complete_q);
-                                spin_unlock_bh(&xprt->sc_read_complete_lock);
+                                spin_unlock_bh(&xprt->sc_rq_dto_lock);
                                 svc_xprt_enqueue(&xprt->sc_xprt);
                         }
                         svc_rdma_put_context(ctxt, 0);
@@ -428,7 +428,6 @@ static struct svcxprt_rdma *rdma_create_xprt(struct svc_serv *serv,
         init_waitqueue_head(&cma_xprt->sc_send_wait);
 
         spin_lock_init(&cma_xprt->sc_lock);
-        spin_lock_init(&cma_xprt->sc_read_complete_lock);
         spin_lock_init(&cma_xprt->sc_rq_dto_lock);
 
         cma_xprt->sc_ord = svcrdma_ord;
diff --git a/net/tipc/bcast.c b/net/tipc/bcast.c
index b1ff16aa4bdb..3ddaff42d1bb 100644
--- a/net/tipc/bcast.c
+++ b/net/tipc/bcast.c
@@ -96,8 +96,8 @@ struct bcbearer {
         struct media media;
         struct bcbearer_pair bpairs[MAX_BEARERS];
         struct bcbearer_pair bpairs_temp[TIPC_MAX_LINK_PRI + 1];
-        struct node_map remains;
-        struct node_map remains_new;
+        struct tipc_node_map remains;
+        struct tipc_node_map remains_new;
 };
 
 /**
@@ -110,7 +110,7 @@ struct bcbearer {
 
 struct bclink {
         struct link link;
-        struct node node;
+        struct tipc_node node;
 };
 
 
@@ -149,7 +149,7 @@ static void bcbuf_decr_acks(struct sk_buff *buf)
  * Called with 'node' locked, bc_lock unlocked
  */
 
-static void bclink_set_gap(struct node *n_ptr)
+static void bclink_set_gap(struct tipc_node *n_ptr)
 {
         struct sk_buff *buf = n_ptr->bclink.deferred_head;
 
@@ -202,7 +202,7 @@ static void bclink_retransmit_pkt(u32 after, u32 to)
  * Node is locked, bc_lock unlocked.
  */
 
-void tipc_bclink_acknowledge(struct node *n_ptr, u32 acked)
+void tipc_bclink_acknowledge(struct tipc_node *n_ptr, u32 acked)
 {
         struct sk_buff *crs;
         struct sk_buff *next;
@@ -250,7 +250,7 @@ void tipc_bclink_acknowledge(struct node *n_ptr, u32 acked)
  * tipc_net_lock and node lock set
  */
 
-static void bclink_send_ack(struct node *n_ptr)
+static void bclink_send_ack(struct tipc_node *n_ptr)
 {
         struct link *l_ptr = n_ptr->active_links[n_ptr->addr & 1];
 
@@ -264,7 +264,7 @@ static void bclink_send_ack(struct node *n_ptr)
  * tipc_net_lock and node lock set
  */
 
-static void bclink_send_nack(struct node *n_ptr)
+static void bclink_send_nack(struct tipc_node *n_ptr)
 {
         struct sk_buff *buf;
         struct tipc_msg *msg;
@@ -308,7 +308,7 @@ static void bclink_send_nack(struct node *n_ptr)
  * tipc_net_lock and node lock set
  */
 
-void tipc_bclink_check_gap(struct node *n_ptr, u32 last_sent)
+void tipc_bclink_check_gap(struct tipc_node *n_ptr, u32 last_sent)
 {
         if (!n_ptr->bclink.supported ||
             less_eq(last_sent, mod(n_ptr->bclink.last_in)))
@@ -328,7 +328,7 @@ void tipc_bclink_check_gap(struct node *n_ptr, u32 last_sent)
 
 static void tipc_bclink_peek_nack(u32 dest, u32 sender_tag, u32 gap_after, u32 gap_to)
 {
-        struct node *n_ptr = tipc_node_find(dest);
+        struct tipc_node *n_ptr = tipc_node_find(dest);
         u32 my_after, my_to;
 
         if (unlikely(!n_ptr || !tipc_node_is_up(n_ptr)))
@@ -418,7 +418,7 @@ void tipc_bclink_recv_pkt(struct sk_buff *buf)
         static int rx_count = 0;
 #endif
         struct tipc_msg *msg = buf_msg(buf);
-        struct node* node = tipc_node_find(msg_prevnode(msg));
+        struct tipc_node* node = tipc_node_find(msg_prevnode(msg));
         u32 next_in;
         u32 seqno;
         struct sk_buff *deferred;
@@ -538,7 +538,7 @@ u32 tipc_bclink_get_last_sent(void)
         return last_sent;
 }
 
-u32 tipc_bclink_acks_missing(struct node *n_ptr)
+u32 tipc_bclink_acks_missing(struct tipc_node *n_ptr)
 {
         return (n_ptr->bclink.supported &&
                 (tipc_bclink_get_last_sent() != n_ptr->bclink.acked));
diff --git a/net/tipc/bcast.h b/net/tipc/bcast.h
index a2416fa6b906..5aa024b99c55 100644
--- a/net/tipc/bcast.h
+++ b/net/tipc/bcast.h
@@ -41,12 +41,12 @@
 #define WSIZE 32
 
 /**
- * struct node_map - set of node identifiers
+ * struct tipc_node_map - set of node identifiers
  * @count: # of nodes in set
  * @map: bitmap of node identifiers that are in the set
  */
 
-struct node_map {
+struct tipc_node_map {
         u32 count;
         u32 map[MAX_NODES / WSIZE];
 };
@@ -68,7 +68,7 @@ struct port_list {
 };
 
 
-struct node;
+struct tipc_node;
 
 extern char tipc_bclink_name[];
 
@@ -77,7 +77,7 @@ extern char tipc_bclink_name[];
  * nmap_add - add a node to a node map
  */
 
-static inline void tipc_nmap_add(struct node_map *nm_ptr, u32 node)
+static inline void tipc_nmap_add(struct tipc_node_map *nm_ptr, u32 node)
 {
         int n = tipc_node(node);
         int w = n / WSIZE;
@@ -93,7 +93,7 @@ static inline void tipc_nmap_add(struct node_map *nm_ptr, u32 node)
  * nmap_remove - remove a node from a node map
  */
 
-static inline void tipc_nmap_remove(struct node_map *nm_ptr, u32 node)
+static inline void tipc_nmap_remove(struct tipc_node_map *nm_ptr, u32 node)
 {
         int n = tipc_node(node);
         int w = n / WSIZE;
@@ -109,7 +109,7 @@ static inline void tipc_nmap_remove(struct node_map *nm_ptr, u32 node)
  * nmap_equal - test for equality of node maps
  */
 
-static inline int tipc_nmap_equal(struct node_map *nm_a, struct node_map *nm_b)
+static inline int tipc_nmap_equal(struct tipc_node_map *nm_a, struct tipc_node_map *nm_b)
 {
         return !memcmp(nm_a, nm_b, sizeof(*nm_a));
 }
@@ -121,8 +121,8 @@ static inline int tipc_nmap_equal(struct node_map *nm_a, struct node_map *nm_b)
  * @nm_diff: output node map A-B (i.e. nodes of A that are not in B)
  */
 
-static inline void tipc_nmap_diff(struct node_map *nm_a, struct node_map *nm_b,
-                                  struct node_map *nm_diff)
+static inline void tipc_nmap_diff(struct tipc_node_map *nm_a, struct tipc_node_map *nm_b,
+                                  struct tipc_node_map *nm_diff)
 {
         int stop = sizeof(nm_a->map) / sizeof(u32);
         int w;
@@ -195,12 +195,12 @@ static inline void tipc_port_list_free(struct port_list *pl_ptr)
 
 int  tipc_bclink_init(void);
 void tipc_bclink_stop(void);
-void tipc_bclink_acknowledge(struct node *n_ptr, u32 acked);
+void tipc_bclink_acknowledge(struct tipc_node *n_ptr, u32 acked);
 int  tipc_bclink_send_msg(struct sk_buff *buf);
 void tipc_bclink_recv_pkt(struct sk_buff *buf);
 u32  tipc_bclink_get_last_sent(void);
-u32  tipc_bclink_acks_missing(struct node *n_ptr);
-void tipc_bclink_check_gap(struct node *n_ptr, u32 seqno);
+u32  tipc_bclink_acks_missing(struct tipc_node *n_ptr);
+void tipc_bclink_check_gap(struct tipc_node *n_ptr, u32 seqno);
 int  tipc_bclink_stats(char *stats_buf, const u32 buf_size);
 int  tipc_bclink_reset_stats(void);
 int  tipc_bclink_set_queue_limits(u32 limit);
diff --git a/net/tipc/bearer.c b/net/tipc/bearer.c
index 6a9aba3edd08..a7a36779b9b3 100644
--- a/net/tipc/bearer.c
+++ b/net/tipc/bearer.c
@@ -599,7 +599,7 @@ int tipc_block_bearer(const char *name)
         spin_lock_bh(&b_ptr->publ.lock);
         b_ptr->publ.blocked = 1;
         list_for_each_entry_safe(l_ptr, temp_l_ptr, &b_ptr->links, link_list) {
-                struct node *n_ptr = l_ptr->owner;
+                struct tipc_node *n_ptr = l_ptr->owner;
 
                 spin_lock_bh(&n_ptr->lock);
                 tipc_link_reset(l_ptr);
diff --git a/net/tipc/bearer.h b/net/tipc/bearer.h
index 6a36b6600e6c..ca5734892713 100644
--- a/net/tipc/bearer.h
+++ b/net/tipc/bearer.h
@@ -104,7 +104,7 @@ struct bearer {
         u32 continue_count;
         int active;
         char net_plane;
-        struct node_map nodes;
+        struct tipc_node_map nodes;
 };
 
 struct bearer_name {
diff --git a/net/tipc/cluster.c b/net/tipc/cluster.c
index 46ee6c58532d..689fdefe9d04 100644
--- a/net/tipc/cluster.c
+++ b/net/tipc/cluster.c
@@ -48,8 +48,8 @@ static void tipc_cltr_multicast(struct cluster *c_ptr, struct sk_buff *buf,
                                 u32 lower, u32 upper);
 static struct sk_buff *tipc_cltr_prepare_routing_msg(u32 data_size, u32 dest);
 
-struct node **tipc_local_nodes = NULL;
-struct node_map tipc_cltr_bcast_nodes = {0,{0,}};
+struct tipc_node **tipc_local_nodes = NULL;
+struct tipc_node_map tipc_cltr_bcast_nodes = {0,{0,}};
 u32 tipc_highest_allowed_slave = 0;
 
 struct cluster *tipc_cltr_create(u32 addr)
@@ -115,7 +115,7 @@ void tipc_cltr_delete(struct cluster *c_ptr)
 
 u32 tipc_cltr_next_node(struct cluster *c_ptr, u32 addr)
 {
-        struct node *n_ptr;
+        struct tipc_node *n_ptr;
         u32 n_num = tipc_node(addr) + 1;
 
         if (!c_ptr)
@@ -133,7 +133,7 @@ u32 tipc_cltr_next_node(struct cluster *c_ptr, u32 addr)
         return 0;
 }
 
-void tipc_cltr_attach_node(struct cluster *c_ptr, struct node *n_ptr)
+void tipc_cltr_attach_node(struct cluster *c_ptr, struct tipc_node *n_ptr)
 {
         u32 n_num = tipc_node(n_ptr->addr);
         u32 max_n_num = tipc_max_nodes;
@@ -196,7 +196,7 @@ u32 tipc_cltr_select_router(struct cluster *c_ptr, u32 ref)
  * Uses deterministic and fair algorithm.
  */
 
-struct node *tipc_cltr_select_node(struct cluster *c_ptr, u32 selector)
+struct tipc_node *tipc_cltr_select_node(struct cluster *c_ptr, u32 selector)
 {
         u32 n_num;
         u32 mask = tipc_max_nodes;
@@ -379,7 +379,7 @@ void tipc_cltr_recv_routing_table(struct sk_buff *buf)
 {
         struct tipc_msg *msg = buf_msg(buf);
         struct cluster *c_ptr;
-        struct node *n_ptr;
+        struct tipc_node *n_ptr;
         unchar *node_table;
         u32 table_size;
         u32 router;
@@ -499,7 +499,7 @@ static void tipc_cltr_multicast(struct cluster *c_ptr, struct sk_buff *buf,
                          u32 lower, u32 upper)
 {
         struct sk_buff *buf_copy;
-        struct node *n_ptr;
+        struct tipc_node *n_ptr;
         u32 n_num;
         u32 tstop;
 
@@ -534,7 +534,7 @@ void tipc_cltr_broadcast(struct sk_buff *buf)
 {
         struct sk_buff *buf_copy;
         struct cluster *c_ptr;
-        struct node *n_ptr;
+        struct tipc_node *n_ptr;
         u32 n_num;
         u32 tstart;
         u32 tstop;
diff --git a/net/tipc/cluster.h b/net/tipc/cluster.h
index 62df074afaec..333efb0b9c44 100644
--- a/net/tipc/cluster.h
+++ b/net/tipc/cluster.h
@@ -54,24 +54,24 @@
 struct cluster {
         u32 addr;
         struct _zone *owner;
-        struct node **nodes;
+        struct tipc_node **nodes;
         u32 highest_node;
         u32 highest_slave;
 };
 
 
-extern struct node **tipc_local_nodes;
+extern struct tipc_node **tipc_local_nodes;
 extern u32 tipc_highest_allowed_slave;
-extern struct node_map tipc_cltr_bcast_nodes;
+extern struct tipc_node_map tipc_cltr_bcast_nodes;
 
 void tipc_cltr_remove_as_router(struct cluster *c_ptr, u32 router);
 void tipc_cltr_send_ext_routes(struct cluster *c_ptr, u32 dest);
-struct node *tipc_cltr_select_node(struct cluster *c_ptr, u32 selector);
+struct tipc_node *tipc_cltr_select_node(struct cluster *c_ptr, u32 selector);
 u32 tipc_cltr_select_router(struct cluster *c_ptr, u32 ref);
 void tipc_cltr_recv_routing_table(struct sk_buff *buf);
 struct cluster *tipc_cltr_create(u32 addr);
 void tipc_cltr_delete(struct cluster *c_ptr);
-void tipc_cltr_attach_node(struct cluster *c_ptr, struct node *n_ptr);
+void tipc_cltr_attach_node(struct cluster *c_ptr, struct tipc_node *n_ptr);
 void tipc_cltr_send_slave_routes(struct cluster *c_ptr, u32 dest);
 void tipc_cltr_broadcast(struct sk_buff *buf);
 int tipc_cltr_init(void);
diff --git a/net/tipc/discover.c b/net/tipc/discover.c
index 1657f0e795ff..74b7d1e28aec 100644
--- a/net/tipc/discover.c
+++ b/net/tipc/discover.c
@@ -193,7 +193,7 @@ void tipc_disc_recv_msg(struct sk_buff *buf, struct bearer *b_ptr)
                 /* Always accept link here */
                 struct sk_buff *rbuf;
                 struct tipc_media_addr *addr;
-                struct node *n_ptr = tipc_node_find(orig);
+                struct tipc_node *n_ptr = tipc_node_find(orig);
                 int link_fully_up;
 
                 dbg(" in own cluster\n");
diff --git a/net/tipc/link.c b/net/tipc/link.c
index d60113ba4b1b..dd4c18b9a35b 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -1155,7 +1155,7 @@ int tipc_link_send_buf(struct link *l_ptr, struct sk_buff *buf)
 int tipc_link_send(struct sk_buff *buf, u32 dest, u32 selector)
 {
         struct link *l_ptr;
-        struct node *n_ptr;
+        struct tipc_node *n_ptr;
         int res = -ELINKCONG;
 
         read_lock_bh(&tipc_net_lock);
@@ -1226,7 +1226,7 @@ static int link_send_buf_fast(struct link *l_ptr, struct sk_buff *buf,
 int tipc_send_buf_fast(struct sk_buff *buf, u32 destnode)
 {
         struct link *l_ptr;
-        struct node *n_ptr;
+        struct tipc_node *n_ptr;
         int res;
         u32 selector = msg_origport(buf_msg(buf)) & 1;
         u32 dummy;
@@ -1270,7 +1270,7 @@ int tipc_link_send_sections_fast(struct port *sender,
         struct tipc_msg *hdr = &sender->publ.phdr;
         struct link *l_ptr;
         struct sk_buff *buf;
-        struct node *node;
+        struct tipc_node *node;
         int res;
         u32 selector = msg_origport(hdr) & 1;
 
@@ -1364,7 +1364,7 @@ static int link_send_sections_long(struct port *sender,
                                    u32 destaddr)
 {
         struct link *l_ptr;
-        struct node *node;
+        struct tipc_node *node;
         struct tipc_msg *hdr = &sender->publ.phdr;
         u32 dsz = msg_data_sz(hdr);
         u32 max_pkt,fragm_sz,rest;
@@ -1636,7 +1636,7 @@ void tipc_link_push_queue(struct link *l_ptr)
 
 static void link_reset_all(unsigned long addr)
 {
-        struct node *n_ptr;
+        struct tipc_node *n_ptr;
         char addr_string[16];
         u32 i;
 
@@ -1682,7 +1682,7 @@ static void link_retransmit_failure(struct link *l_ptr, struct sk_buff *buf)
 
                 /* Handle failure on broadcast link */
 
-                struct node *n_ptr;
+                struct tipc_node *n_ptr;
                 char addr_string[16];
 
                 tipc_printf(TIPC_OUTPUT, "Msg seq number: %u,  ", msg_seqno(msg));
@@ -1843,7 +1843,7 @@ void tipc_recv_msg(struct sk_buff *head, struct tipc_bearer *tb_ptr)
         read_lock_bh(&tipc_net_lock);
         while (head) {
                 struct bearer *b_ptr = (struct bearer *)tb_ptr;
-                struct node *n_ptr;
+                struct tipc_node *n_ptr;
                 struct link *l_ptr;
                 struct sk_buff *crs;
                 struct sk_buff *buf = head;
@@ -2935,7 +2935,7 @@ void tipc_link_set_queue_limits(struct link *l_ptr, u32 window)
  * Returns pointer to link (or 0 if invalid link name).
  */
 
-static struct link *link_find_link(const char *name, struct node **node)
+static struct link *link_find_link(const char *name, struct tipc_node **node)
 {
         struct link_name link_name_parts;
         struct bearer *b_ptr;
@@ -2965,7 +2965,7 @@ struct sk_buff *tipc_link_cmd_config(const void *req_tlv_area, int req_tlv_space
         struct tipc_link_config *args;
         u32 new_value;
         struct link *l_ptr;
-        struct node *node;
+        struct tipc_node *node;
         int res;
 
         if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_LINK_CONFIG))
@@ -3043,7 +3043,7 @@ struct sk_buff *tipc_link_cmd_reset_stats(const void *req_tlv_area, int req_tlv_
 {
         char *link_name;
         struct link *l_ptr;
-        struct node *node;
+        struct tipc_node *node;
 
         if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_LINK_NAME))
                 return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
@@ -3091,7 +3091,7 @@ static int tipc_link_stats(const char *name, char *buf, const u32 buf_size)
 {
         struct print_buf pb;
         struct link *l_ptr;
-        struct node *node;
+        struct tipc_node *node;
         char *status;
         u32 profile_total = 0;
 
@@ -3207,7 +3207,7 @@ int link_control(const char *name, u32 op, u32 val)
         int res = -EINVAL;
         struct link *l_ptr;
         u32 bearer_id;
-        struct node * node;
+        struct tipc_node * node;
         u32 a;
 
         a = link_name2addr(name, &bearer_id);
@@ -3249,7 +3249,7 @@ int link_control(const char *name, u32 op, u32 val)
 
 u32 tipc_link_get_max_pkt(u32 dest, u32 selector)
 {
-        struct node *n_ptr;
+        struct tipc_node *n_ptr;
         struct link *l_ptr;
         u32 res = MAX_PKT_DEFAULT;
 
diff --git a/net/tipc/link.h b/net/tipc/link.h
index 52f3e7c1871f..6a51e38ad25c 100644
--- a/net/tipc/link.h
+++ b/net/tipc/link.h
@@ -116,7 +116,7 @@ struct link {
         char name[TIPC_MAX_LINK_NAME];
         struct tipc_media_addr media_addr;
         struct timer_list timer;
-        struct node *owner;
+        struct tipc_node *owner;
         struct list_head link_list;
 
         /* Management and link supervision data */
diff --git a/net/tipc/name_table.h b/net/tipc/name_table.h
index b9e7cd336d76..139882d4ed00 100644
--- a/net/tipc/name_table.h
+++ b/net/tipc/name_table.h
@@ -76,7 +76,7 @@ struct publication {
         u32 node;
         u32 ref;
         u32 key;
-        struct node_subscr subscr;
+        struct tipc_node_subscr subscr;
         struct list_head local_list;
         struct list_head pport_list;
         struct publication *node_list_next;
diff --git a/net/tipc/net.c b/net/tipc/net.c
index ec7b04fbdc43..7906608bf510 100644
--- a/net/tipc/net.c
+++ b/net/tipc/net.c
@@ -118,7 +118,7 @@
 DEFINE_RWLOCK(tipc_net_lock);
 struct network tipc_net = { NULL };
 
-struct node *tipc_net_select_remote_node(u32 addr, u32 ref)
+struct tipc_node *tipc_net_select_remote_node(u32 addr, u32 ref)
 {
         return tipc_zone_select_remote_node(tipc_net.zones[tipc_zone(addr)], addr, ref);
 }
diff --git a/net/tipc/net.h b/net/tipc/net.h
index d154ac2bda9a..de2b9ad8f646 100644
--- a/net/tipc/net.h
+++ b/net/tipc/net.h
@@ -55,7 +55,7 @@ extern rwlock_t tipc_net_lock;
 void tipc_net_remove_as_router(u32 router);
 void tipc_net_send_external_routes(u32 dest);
 void tipc_net_route_msg(struct sk_buff *buf);
-struct node *tipc_net_select_remote_node(u32 addr, u32 ref);
+struct tipc_node *tipc_net_select_remote_node(u32 addr, u32 ref);
 u32 tipc_net_select_router(u32 addr, u32 ref);
 
 int tipc_net_start(u32 addr);
diff --git a/net/tipc/node.c b/net/tipc/node.c
index ee952ad60218..20d98c56e152 100644
--- a/net/tipc/node.c
+++ b/net/tipc/node.c
@@ -46,11 +46,11 @@
 #include "bearer.h"
 #include "name_distr.h"
 
-void node_print(struct print_buf *buf, struct node *n_ptr, char *str);
-static void node_lost_contact(struct node *n_ptr);
-static void node_established_contact(struct node *n_ptr);
+void node_print(struct print_buf *buf, struct tipc_node *n_ptr, char *str);
+static void node_lost_contact(struct tipc_node *n_ptr);
+static void node_established_contact(struct tipc_node *n_ptr);
 
-struct node *tipc_nodes = NULL; /* sorted list of nodes within cluster */
+struct tipc_node *tipc_nodes = NULL;    /* sorted list of nodes within cluster */
 
 static DEFINE_SPINLOCK(node_create_lock);
 
@@ -66,11 +66,11 @@ u32 tipc_own_tag = 0;
  * but this is a non-trivial change.)
  */
 
-struct node *tipc_node_create(u32 addr)
+struct tipc_node *tipc_node_create(u32 addr)
 {
         struct cluster *c_ptr;
-        struct node *n_ptr;
-        struct node **curr_node;
+        struct tipc_node *n_ptr;
+        struct tipc_node **curr_node;
 
         spin_lock_bh(&node_create_lock);
 
@@ -120,7 +120,7 @@ struct node *tipc_node_create(u32 addr)
         return n_ptr;
 }
 
-void tipc_node_delete(struct node *n_ptr)
+void tipc_node_delete(struct tipc_node *n_ptr)
 {
         if (!n_ptr)
                 return;
@@ -146,7 +146,7 @@ void tipc_node_delete(struct node *n_ptr)
  * Link becomes active (alone or shared) or standby, depending on its priority.
  */
 
-void tipc_node_link_up(struct node *n_ptr, struct link *l_ptr)
+void tipc_node_link_up(struct tipc_node *n_ptr, struct link *l_ptr)
 {
         struct link **active = &n_ptr->active_links[0];
 
@@ -180,7 +180,7 @@ void tipc_node_link_up(struct node *n_ptr, struct link *l_ptr)
  * node_select_active_links - select active link
  */
 
-static void node_select_active_links(struct node *n_ptr)
+static void node_select_active_links(struct tipc_node *n_ptr)
 {
         struct link **active = &n_ptr->active_links[0];
         u32 i;
@@ -208,7 +208,7 @@ static void node_select_active_links(struct node *n_ptr)
  * tipc_node_link_down - handle loss of link
  */
 
-void tipc_node_link_down(struct node *n_ptr, struct link *l_ptr)
+void tipc_node_link_down(struct tipc_node *n_ptr, struct link *l_ptr)
 {
         struct link **active;
 
@@ -235,30 +235,30 @@ void tipc_node_link_down(struct node *n_ptr, struct link *l_ptr)
                 node_lost_contact(n_ptr);
 }
 
-int tipc_node_has_active_links(struct node *n_ptr)
+int tipc_node_has_active_links(struct tipc_node *n_ptr)
 {
         return (n_ptr &&
                 ((n_ptr->active_links[0]) || (n_ptr->active_links[1])));
 }
 
-int tipc_node_has_redundant_links(struct node *n_ptr)
+int tipc_node_has_redundant_links(struct tipc_node *n_ptr)
 {
         return (n_ptr->working_links > 1);
 }
 
-static int tipc_node_has_active_routes(struct node *n_ptr)
+static int tipc_node_has_active_routes(struct tipc_node *n_ptr)
 {
         return (n_ptr && (n_ptr->last_router >= 0));
 }
 
-int tipc_node_is_up(struct node *n_ptr)
+int tipc_node_is_up(struct tipc_node *n_ptr)
 {
         return (tipc_node_has_active_links(n_ptr) || tipc_node_has_active_routes(n_ptr));
 }
 
-struct node *tipc_node_attach_link(struct link *l_ptr)
+struct tipc_node *tipc_node_attach_link(struct link *l_ptr)
 {
-        struct node *n_ptr = tipc_node_find(l_ptr->addr);
+        struct tipc_node *n_ptr = tipc_node_find(l_ptr->addr);
 
         if (!n_ptr)
                 n_ptr = tipc_node_create(l_ptr->addr);
@@ -285,7 +285,7 @@ struct node *tipc_node_attach_link(struct link *l_ptr)
         return NULL;
 }
 
-void tipc_node_detach_link(struct node *n_ptr, struct link *l_ptr)
+void tipc_node_detach_link(struct tipc_node *n_ptr, struct link *l_ptr)
 {
         n_ptr->links[l_ptr->b_ptr->identity] = NULL;
         tipc_net.zones[tipc_zone(l_ptr->addr)]->links--;
@@ -338,7 +338,7 @@ void tipc_node_detach_link(struct node *n_ptr, struct link *l_ptr)
  *
  */
 
-static void node_established_contact(struct node *n_ptr)
+static void node_established_contact(struct tipc_node *n_ptr)
 {
         struct cluster *c_ptr;
 
@@ -384,10 +384,10 @@ static void node_established_contact(struct node *n_ptr)
                                   tipc_highest_allowed_slave);
 }
 
-static void node_lost_contact(struct node *n_ptr)
+static void node_lost_contact(struct tipc_node *n_ptr)
 {
         struct cluster *c_ptr;
-        struct node_subscr *ns, *tns;
+        struct tipc_node_subscr *ns, *tns;
         char addr_string[16];
         u32 i;
 
@@ -466,9 +466,9 @@ static void node_lost_contact(struct node *n_ptr)
  * Called by when cluster local lookup has failed.
  */
 
-struct node *tipc_node_select_next_hop(u32 addr, u32 selector)
+struct tipc_node *tipc_node_select_next_hop(u32 addr, u32 selector)
 {
-        struct node *n_ptr;
+        struct tipc_node *n_ptr;
         u32 router_addr;
 
         if (!tipc_addr_domain_valid(addr))
@@ -513,7 +513,7 @@ struct node *tipc_node_select_next_hop(u32 addr, u32 selector)
  * Uses a deterministic and fair algorithm for selecting router node.
  */
 
-u32 tipc_node_select_router(struct node *n_ptr, u32 ref)
+u32 tipc_node_select_router(struct tipc_node *n_ptr, u32 ref)
 {
         u32 ulim;
         u32 mask;
@@ -551,7 +551,7 @@ u32 tipc_node_select_router(struct node *n_ptr, u32 ref)
         return tipc_addr(own_zone(), own_cluster(), r);
 }
 
-void tipc_node_add_router(struct node *n_ptr, u32 router)
+void tipc_node_add_router(struct tipc_node *n_ptr, u32 router)
 {
         u32 r_num = tipc_node(router);
 
@@ -562,7 +562,7 @@ void tipc_node_add_router(struct node *n_ptr, u32 router)
                !n_ptr->routers[n_ptr->last_router]);
 }
 
-void tipc_node_remove_router(struct node *n_ptr, u32 router)
+void tipc_node_remove_router(struct tipc_node *n_ptr, u32 router)
 {
         u32 r_num = tipc_node(router);
 
@@ -580,7 +580,7 @@ void tipc_node_remove_router(struct node *n_ptr, u32 router)
 }
 
 #if 0
-void node_print(struct print_buf *buf, struct node *n_ptr, char *str)
+void node_print(struct print_buf *buf, struct tipc_node *n_ptr, char *str)
 {
         u32 i;
 
@@ -597,7 +597,7 @@ void node_print(struct print_buf *buf, struct node *n_ptr, char *str)
 
 u32 tipc_available_nodes(const u32 domain)
 {
-        struct node *n_ptr;
+        struct tipc_node *n_ptr;
         u32 cnt = 0;
 
         read_lock_bh(&tipc_net_lock);
@@ -615,7 +615,7 @@ struct sk_buff *tipc_node_get_nodes(const void *req_tlv_area, int req_tlv_space)
 {
         u32 domain;
         struct sk_buff *buf;
-        struct node *n_ptr;
+        struct tipc_node *n_ptr;
         struct tipc_node_info node_info;
         u32 payload_size;
 
@@ -667,7 +667,7 @@ struct sk_buff *tipc_node_get_links(const void *req_tlv_area, int req_tlv_space)
 {
         u32 domain;
         struct sk_buff *buf;
-        struct node *n_ptr;
+        struct tipc_node *n_ptr;
         struct tipc_link_info link_info;
         u32 payload_size;
 
diff --git a/net/tipc/node.h b/net/tipc/node.h
index cd1882654bbb..6f990da5d143 100644
--- a/net/tipc/node.h
+++ b/net/tipc/node.h
@@ -43,7 +43,7 @@
 #include "bearer.h"
 
 /**
- * struct node - TIPC node structure
+ * struct tipc_node - TIPC node structure
  * @addr: network address of node
  * @lock: spinlock governing access to structure
  * @owner: pointer to cluster that node belongs to
@@ -68,11 +68,11 @@
  *    @defragm: list of partially reassembled b'cast message fragments from node
  */
 
-struct node {
+struct tipc_node {
         u32 addr;
         spinlock_t lock;
         struct cluster *owner;
-        struct node *next;
+        struct tipc_node *next;
         struct list_head nsub;
         struct link *active_links[2];
         struct link *links[MAX_BEARERS];
@@ -94,26 +94,26 @@ struct node {
         } bclink;
 };
 
-extern struct node *tipc_nodes;
+extern struct tipc_node *tipc_nodes;
 extern u32 tipc_own_tag;
 
-struct node *tipc_node_create(u32 addr);
-void tipc_node_delete(struct node *n_ptr);
-struct node *tipc_node_attach_link(struct link *l_ptr);
-void tipc_node_detach_link(struct node *n_ptr, struct link *l_ptr);
-void tipc_node_link_down(struct node *n_ptr, struct link *l_ptr);
-void tipc_node_link_up(struct node *n_ptr, struct link *l_ptr);
-int tipc_node_has_active_links(struct node *n_ptr);
-int tipc_node_has_redundant_links(struct node *n_ptr);
-u32 tipc_node_select_router(struct node *n_ptr, u32 ref);
-struct node *tipc_node_select_next_hop(u32 addr, u32 selector);
-int tipc_node_is_up(struct node *n_ptr);
-void tipc_node_add_router(struct node *n_ptr, u32 router);
-void tipc_node_remove_router(struct node *n_ptr, u32 router);
+struct tipc_node *tipc_node_create(u32 addr);
+void tipc_node_delete(struct tipc_node *n_ptr);
+struct tipc_node *tipc_node_attach_link(struct link *l_ptr);
+void tipc_node_detach_link(struct tipc_node *n_ptr, struct link *l_ptr);
+void tipc_node_link_down(struct tipc_node *n_ptr, struct link *l_ptr);
+void tipc_node_link_up(struct tipc_node *n_ptr, struct link *l_ptr);
+int tipc_node_has_active_links(struct tipc_node *n_ptr);
+int tipc_node_has_redundant_links(struct tipc_node *n_ptr);
+u32 tipc_node_select_router(struct tipc_node *n_ptr, u32 ref);
+struct tipc_node *tipc_node_select_next_hop(u32 addr, u32 selector);
+int tipc_node_is_up(struct tipc_node *n_ptr);
+void tipc_node_add_router(struct tipc_node *n_ptr, u32 router);
+void tipc_node_remove_router(struct tipc_node *n_ptr, u32 router);
 struct sk_buff *tipc_node_get_links(const void *req_tlv_area, int req_tlv_space);
 struct sk_buff *tipc_node_get_nodes(const void *req_tlv_area, int req_tlv_space);
 
-static inline struct node *tipc_node_find(u32 addr)
+static inline struct tipc_node *tipc_node_find(u32 addr)
 {
         if (likely(in_own_cluster(addr)))
                 return tipc_local_nodes[tipc_node(addr)];
@@ -126,19 +126,19 @@ static inline struct node *tipc_node_find(u32 addr)
         return NULL;
 }
 
-static inline struct node *tipc_node_select(u32 addr, u32 selector)
+static inline struct tipc_node *tipc_node_select(u32 addr, u32 selector)
 {
         if (likely(in_own_cluster(addr)))
                 return tipc_local_nodes[tipc_node(addr)];
         return tipc_node_select_next_hop(addr, selector);
 }
 
-static inline void tipc_node_lock(struct node *n_ptr)
+static inline void tipc_node_lock(struct tipc_node *n_ptr)
 {
         spin_lock_bh(&n_ptr->lock);
 }
 
-static inline void tipc_node_unlock(struct node *n_ptr)
+static inline void tipc_node_unlock(struct tipc_node *n_ptr)
 {
         spin_unlock_bh(&n_ptr->lock);
 }
diff --git a/net/tipc/node_subscr.c b/net/tipc/node_subscr.c
index 8ecbd0fb6103..19194d476a9e 100644
--- a/net/tipc/node_subscr.c
+++ b/net/tipc/node_subscr.c
@@ -44,7 +44,7 @@
  * tipc_nodesub_subscribe - create "node down" subscription for specified node
  */
 
-void tipc_nodesub_subscribe(struct node_subscr *node_sub, u32 addr,
+void tipc_nodesub_subscribe(struct tipc_node_subscr *node_sub, u32 addr,
                        void *usr_handle, net_ev_handler handle_down)
 {
         if (addr == tipc_own_addr) {
@@ -69,7 +69,7 @@ void tipc_nodesub_subscribe(struct node_subscr *node_sub, u32 addr,
  * tipc_nodesub_unsubscribe - cancel "node down" subscription (if any)
  */
 
-void tipc_nodesub_unsubscribe(struct node_subscr *node_sub)
+void tipc_nodesub_unsubscribe(struct tipc_node_subscr *node_sub)
 {
         if (!node_sub->node)
                 return;
diff --git a/net/tipc/node_subscr.h b/net/tipc/node_subscr.h
index 5f3f5859b84c..006ed739f515 100644
--- a/net/tipc/node_subscr.h
+++ b/net/tipc/node_subscr.h
@@ -42,22 +42,22 @@
 typedef void (*net_ev_handler) (void *usr_handle);
 
 /**
- * struct node_subscr - "node down" subscription entry
+ * struct tipc_node_subscr - "node down" subscription entry
  * @node: ptr to node structure of interest (or NULL, if none)
  * @handle_node_down: routine to invoke when node fails
  * @usr_handle: argument to pass to routine when node fails
  * @nodesub_list: adjacent entries in list of subscriptions for the node
  */
 
-struct node_subscr {
-        struct node *node;
+struct tipc_node_subscr {
+        struct tipc_node *node;
         net_ev_handler handle_node_down;
         void *usr_handle;
         struct list_head nodesub_list;
 };
 
-void tipc_nodesub_subscribe(struct node_subscr *node_sub, u32 addr,
+void tipc_nodesub_subscribe(struct tipc_node_subscr *node_sub, u32 addr,
                             void *usr_handle, net_ev_handler handle_down);
-void tipc_nodesub_unsubscribe(struct node_subscr *node_sub);
+void tipc_nodesub_unsubscribe(struct tipc_node_subscr *node_sub);
 
 #endif
diff --git a/net/tipc/port.h b/net/tipc/port.h
index e5f8c16429bd..ff31ee4a1dc3 100644
--- a/net/tipc/port.h
+++ b/net/tipc/port.h
@@ -105,7 +105,7 @@ struct port {
         u32 probing_interval;
         u32 last_in_seqno;
         struct timer_list timer;
-        struct node_subscr subscription;
+        struct tipc_node_subscr subscription;
 };
 
 extern spinlock_t tipc_port_list_lock;
diff --git a/net/tipc/subscr.c b/net/tipc/subscr.c
index 0326d3060bc7..0747d8a9232f 100644
--- a/net/tipc/subscr.c
+++ b/net/tipc/subscr.c
@@ -85,7 +85,7 @@ static struct top_srv topsrv = { 0 };
 
 static u32 htohl(u32 in, int swap)
 {
-        return swap ? (u32)___constant_swab32(in) : in;
+        return swap ? swab32(in) : in;
 }
 
 /**
diff --git a/net/tipc/zone.c b/net/tipc/zone.c
index 3506f8563441..2c01ba2d86bf 100644
--- a/net/tipc/zone.c
+++ b/net/tipc/zone.c
@@ -111,10 +111,10 @@ void tipc_zone_send_external_routes(struct _zone *z_ptr, u32 dest)
         }
 }
 
-struct node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref)
+struct tipc_node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref)
 {
         struct cluster *c_ptr;
-        struct node *n_ptr;
+        struct tipc_node *n_ptr;
         u32 c_num;
 
         if (!z_ptr)
diff --git a/net/tipc/zone.h b/net/tipc/zone.h
index 6e7a08df8af5..7bdc3406ba9b 100644
--- a/net/tipc/zone.h
+++ b/net/tipc/zone.h
@@ -54,7 +54,7 @@ struct _zone {
         u32 links;
 };
 
-struct node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref);
+struct tipc_node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref);
 u32 tipc_zone_select_router(struct _zone *z_ptr, u32 addr, u32 ref);
 void tipc_zone_remove_as_router(struct _zone *z_ptr, u32 router);
 void tipc_zone_send_external_routes(struct _zone *z_ptr, u32 dest);
diff --git a/net/wanrouter/wanmain.c b/net/wanrouter/wanmain.c
index b210a88d0960..7f07152bc109 100644
--- a/net/wanrouter/wanmain.c
+++ b/net/wanrouter/wanmain.c
@@ -57,7 +57,6 @@
 #include <linux/vmalloc.h>      /* vmalloc, vfree */
 #include <asm/uaccess.h>        /* copy_to/from_user */
 #include <linux/init.h>         /* __initfunc et al. */
-#include <net/syncppp.h>
 
 #define KMEM_SAFETYZONE 8
 
@@ -567,9 +566,6 @@ static int wanrouter_device_new_if(struct wan_device *wandev,
 {
         wanif_conf_t *cnf;
         struct net_device *dev = NULL;
-#ifdef CONFIG_WANPIPE_MULTPPP
-        struct ppp_device *pppdev=NULL;
-#endif
         int err;
 
         if ((wandev->state == WAN_UNCONFIGURED) || (wandev->new_if == NULL))
@@ -588,25 +584,10 @@ static int wanrouter_device_new_if(struct wan_device *wandev,
                 goto out;
 
         if (cnf->config_id == WANCONFIG_MPPP) {
-#ifdef CONFIG_WANPIPE_MULTPPP
-                pppdev = kzalloc(sizeof(struct ppp_device), GFP_KERNEL);
-                err = -ENOBUFS;
-                if (pppdev == NULL)
-                        goto out;
-                pppdev->dev = kzalloc(sizeof(struct net_device), GFP_KERNEL);
-                if (pppdev->dev == NULL) {
-                        kfree(pppdev);
-                        err = -ENOBUFS;
-                        goto out;
-                }
-                err = wandev->new_if(wandev, (struct net_device *)pppdev, cnf);
-                dev = pppdev->dev;
-#else
                 printk(KERN_INFO "%s: Wanpipe Mulit-Port PPP support has not been compiled in!\n",
                                 wandev->name);
                 err = -EPROTONOSUPPORT;
                 goto out;
-#endif
         } else {
                 dev = kzalloc(sizeof(struct net_device), GFP_KERNEL);
                 err = -ENOBUFS;
@@ -661,17 +642,9 @@ static int wanrouter_device_new_if(struct wan_device *wandev,
         kfree(dev->priv);
         dev->priv = NULL;
 
-#ifdef CONFIG_WANPIPE_MULTPPP
-        if (cnf->config_id == WANCONFIG_MPPP)
-                kfree(pppdev);
-        else
-                kfree(dev);
-#else
         /* Sync PPP is disabled */
         if (cnf->config_id != WANCONFIG_MPPP)
                 kfree(dev);
-#endif
-
 out:
         kfree(cnf);
         return err;
diff --git a/net/wireless/Kconfig b/net/wireless/Kconfig
index ab015c62d561..833b024f8f66 100644
--- a/net/wireless/Kconfig
+++ b/net/wireless/Kconfig
@@ -39,4 +39,5 @@ config WIRELESS_EXT_SYSFS
           files in /sys/class/net/*/wireless/. The same information
           is available via the ioctls as well.
 
-          Say Y if you have programs using it (we don't know of any).
+          Say Y if you have programs using it, like old versions of
+          hal.
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index b7fefffd2d0d..59eb2cf42e5f 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -29,16 +29,16 @@ static struct genl_family nl80211_fam = {
 };
 
 /* internal helper: get drv and dev */
-static int get_drv_dev_by_info_ifindex(struct genl_info *info,
+static int get_drv_dev_by_info_ifindex(struct nlattr **attrs,
                                        struct cfg80211_registered_device **drv,
                                        struct net_device **dev)
 {
         int ifindex;
 
-        if (!info->attrs[NL80211_ATTR_IFINDEX])
+        if (!attrs[NL80211_ATTR_IFINDEX])
                 return -EINVAL;
 
-        ifindex = nla_get_u32(info->attrs[NL80211_ATTR_IFINDEX]);
+        ifindex = nla_get_u32(attrs[NL80211_ATTR_IFINDEX]);
         *dev = dev_get_by_index(&init_net, ifindex);
         if (!*dev)
                 return -ENODEV;
@@ -291,21 +291,31 @@ static int nl80211_dump_interface(struct sk_buff *skb, struct netlink_callback *
 
         mutex_lock(&cfg80211_drv_mutex);
         list_for_each_entry(dev, &cfg80211_drv_list, list) {
-                if (++wp_idx < wp_start)
+                if (wp_idx < wp_start) {
+                        wp_idx++;
                         continue;
+                }
                 if_idx = 0;
 
                 mutex_lock(&dev->devlist_mtx);
                 list_for_each_entry(wdev, &dev->netdev_list, list) {
-                        if (++if_idx < if_start)
+                        if (if_idx < if_start) {
+                                if_idx++;
                                 continue;
+                        }
                         if (nl80211_send_iface(skb, NETLINK_CB(cb->skb).pid,
                                                cb->nlh->nlmsg_seq, NLM_F_MULTI,
-                                               wdev->netdev) < 0)
-                                break;
+                                               wdev->netdev) < 0) {
+                                mutex_unlock(&dev->devlist_mtx);
+                                goto out;
+                        }
+                        if_idx++;
                 }
                 mutex_unlock(&dev->devlist_mtx);
+
+                wp_idx++;
         }
+ out:
         mutex_unlock(&cfg80211_drv_mutex);
 
         cb->args[0] = wp_idx;
@@ -321,7 +331,7 @@ static int nl80211_get_interface(struct sk_buff *skb, struct genl_info *info)
         struct net_device *netdev;
         int err;
 
-        err = get_drv_dev_by_info_ifindex(info, &dev, &netdev);
+        err = get_drv_dev_by_info_ifindex(info->attrs, &dev, &netdev);
         if (err)
                 return err;
 
@@ -392,7 +402,7 @@ static int nl80211_set_interface(struct sk_buff *skb, struct genl_info *info)
         } else
                 return -EINVAL;
 
-        err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
+        err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
         if (err)
                 return err;
         ifindex = dev->ifindex;
@@ -477,7 +487,7 @@ static int nl80211_del_interface(struct sk_buff *skb, struct genl_info *info)
         int ifindex, err;
         struct net_device *dev;
 
-        err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
+        err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
         if (err)
                 return err;
         ifindex = dev->ifindex;
@@ -545,7 +555,7 @@ static int nl80211_get_key(struct sk_buff *skb, struct genl_info *info)
         if (info->attrs[NL80211_ATTR_MAC])
                 mac_addr = nla_data(info->attrs[NL80211_ATTR_MAC]);
 
-        err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
+        err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
         if (err)
                 return err;
 
@@ -618,7 +628,7 @@ static int nl80211_set_key(struct sk_buff *skb, struct genl_info *info)
         if (!info->attrs[NL80211_ATTR_KEY_DEFAULT])
                 return -EINVAL;
 
-        err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
+        err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
         if (err)
                 return err;
 
@@ -699,7 +709,7 @@ static int nl80211_new_key(struct sk_buff *skb, struct genl_info *info)
                 return -EINVAL;
         }
 
-        err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
+        err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
         if (err)
                 return err;
 
@@ -735,7 +745,7 @@ static int nl80211_del_key(struct sk_buff *skb, struct genl_info *info)
         if (info->attrs[NL80211_ATTR_MAC])
                 mac_addr = nla_data(info->attrs[NL80211_ATTR_MAC]);
 
-        err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
+        err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
         if (err)
                 return err;
 
@@ -764,7 +774,7 @@ static int nl80211_addset_beacon(struct sk_buff *skb, struct genl_info *info)
         struct beacon_parameters params;
         int haveinfo = 0;
 
-        err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
+        err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
         if (err)
                 return err;
 
@@ -843,7 +853,7 @@ static int nl80211_del_beacon(struct sk_buff *skb, struct genl_info *info)
         int err;
         struct net_device *dev;
 
-        err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
+        err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
         if (err)
                 return err;
 
@@ -937,67 +947,78 @@ static int nl80211_send_station(struct sk_buff *msg, u32 pid, u32 seq,
 }
 
 static int nl80211_dump_station(struct sk_buff *skb,
-                struct netlink_callback *cb)
+                                struct netlink_callback *cb)
 {
-        int wp_idx = 0;
-        int if_idx = 0;
-        int sta_idx = cb->args[2];
-        int wp_start = cb->args[0];
-        int if_start = cb->args[1];
         struct station_info sinfo;
         struct cfg80211_registered_device *dev;
-        struct wireless_dev *wdev;
+        struct net_device *netdev;
         u8 mac_addr[ETH_ALEN];
+        int ifidx = cb->args[0];
+        int sta_idx = cb->args[1];
         int err;
-        int exit = 0;
 
-        /* TODO: filter by device */
-        mutex_lock(&cfg80211_drv_mutex);
-        list_for_each_entry(dev, &cfg80211_drv_list, list) {
-                if (exit)
+        if (!ifidx) {
+                err = nlmsg_parse(cb->nlh, GENL_HDRLEN + nl80211_fam.hdrsize,
+                                  nl80211_fam.attrbuf, nl80211_fam.maxattr,
+                                  nl80211_policy);
+                if (err)
+                        return err;
+
+                if (!nl80211_fam.attrbuf[NL80211_ATTR_IFINDEX])
+                        return -EINVAL;
+
+                ifidx = nla_get_u32(nl80211_fam.attrbuf[NL80211_ATTR_IFINDEX]);
+                if (!ifidx)
+                        return -EINVAL;
+        }
+
+        netdev = dev_get_by_index(&init_net, ifidx);
+        if (!netdev)
+                return -ENODEV;
+
+        dev = cfg80211_get_dev_from_ifindex(ifidx);
+        if (IS_ERR(dev)) {
+                err = PTR_ERR(dev);
+                goto out_put_netdev;
+        }
+
+        if (!dev->ops->dump_station) {
+                err = -ENOSYS;
+                goto out_err;
+        }
+
+        rtnl_lock();
+
+        while (1) {
+                err = dev->ops->dump_station(&dev->wiphy, netdev, sta_idx,
+                                             mac_addr, &sinfo);
+                if (err == -ENOENT)
                         break;
-                if (++wp_idx < wp_start)
-                        continue;
-                if_idx = 0;
+                if (err)
+                        goto out_err_rtnl;
 
-                mutex_lock(&dev->devlist_mtx);
-                list_for_each_entry(wdev, &dev->netdev_list, list) {
-                        if (exit)
-                                break;
-                        if (++if_idx < if_start)
-                                continue;
-                        if (!dev->ops->dump_station)
-                                continue;
+                if (nl80211_send_station(skb,
+                                NETLINK_CB(cb->skb).pid,
+                                cb->nlh->nlmsg_seq, NLM_F_MULTI,
+                                netdev, mac_addr,
+                                &sinfo) < 0)
+                        goto out;
 
-                        for (;; ++sta_idx) {
-                                rtnl_lock();
-                                err = dev->ops->dump_station(&dev->wiphy,
-                                                wdev->netdev, sta_idx, mac_addr,
-                                                &sinfo);
-                                rtnl_unlock();
-                                if (err) {
-                                        sta_idx = 0;
-                                        break;
-                                }
-                                if (nl80211_send_station(skb,
-                                                NETLINK_CB(cb->skb).pid,
-                                                cb->nlh->nlmsg_seq, NLM_F_MULTI,
-                                                wdev->netdev, mac_addr,
-                                                &sinfo) < 0) {
-                                        exit = 1;
-                                        break;
-                                }
-                        }
-                }
-                mutex_unlock(&dev->devlist_mtx);
+                sta_idx++;
         }
-        mutex_unlock(&cfg80211_drv_mutex);
 
-        cb->args[0] = wp_idx;
-        cb->args[1] = if_idx;
-        cb->args[2] = sta_idx;
 
-        return skb->len;
+ out:
+        cb->args[1] = sta_idx;
+        err = skb->len;
+ out_err_rtnl:
+        rtnl_unlock();
+ out_err:
+        cfg80211_put_dev(dev);
+ out_put_netdev:
+        dev_put(netdev);
+
+        return err;
 }
 
 static int nl80211_get_station(struct sk_buff *skb, struct genl_info *info)
@@ -1016,7 +1037,7 @@ static int nl80211_get_station(struct sk_buff *skb, struct genl_info *info)
 
         mac_addr = nla_data(info->attrs[NL80211_ATTR_MAC]);
 
-        err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
+        err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
         if (err)
                 return err;
 
@@ -1112,7 +1133,7 @@ static int nl80211_set_station(struct sk_buff *skb, struct genl_info *info)
                 params.plink_action =
                     nla_get_u8(info->attrs[NL80211_ATTR_STA_PLINK_ACTION]);
 
-        err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
+        err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
         if (err)
                 return err;
 
@@ -1172,7 +1193,7 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
                                 &params.station_flags))
                 return -EINVAL;
 
-        err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
+        err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
         if (err)
                 return err;
 
@@ -1207,7 +1228,7 @@ static int nl80211_del_station(struct sk_buff *skb, struct genl_info *info)
         if (info->attrs[NL80211_ATTR_MAC])
                 mac_addr = nla_data(info->attrs[NL80211_ATTR_MAC]);
 
-        err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
+        err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
         if (err)
                 return err;
 
@@ -1277,68 +1298,78 @@ static int nl80211_send_mpath(struct sk_buff *msg, u32 pid, u32 seq,
 }
 
 static int nl80211_dump_mpath(struct sk_buff *skb,
-                struct netlink_callback *cb)
+                              struct netlink_callback *cb)
 {
-        int wp_idx = 0;
-        int if_idx = 0;
-        int sta_idx = cb->args[2];
-        int wp_start = cb->args[0];
-        int if_start = cb->args[1];
         struct mpath_info pinfo;
         struct cfg80211_registered_device *dev;
-        struct wireless_dev *wdev;
+        struct net_device *netdev;
         u8 dst[ETH_ALEN];
         u8 next_hop[ETH_ALEN];
+        int ifidx = cb->args[0];
+        int path_idx = cb->args[1];
         int err;
-        int exit = 0;
 
-        /* TODO: filter by device */
-        mutex_lock(&cfg80211_drv_mutex);
-        list_for_each_entry(dev, &cfg80211_drv_list, list) {
-                if (exit)
+        if (!ifidx) {
+                err = nlmsg_parse(cb->nlh, GENL_HDRLEN + nl80211_fam.hdrsize,
+                                  nl80211_fam.attrbuf, nl80211_fam.maxattr,
+                                  nl80211_policy);
+                if (err)
+                        return err;
+
+                if (!nl80211_fam.attrbuf[NL80211_ATTR_IFINDEX])
+                        return -EINVAL;
+
+                ifidx = nla_get_u32(nl80211_fam.attrbuf[NL80211_ATTR_IFINDEX]);
+                if (!ifidx)
+                        return -EINVAL;
+        }
+
+        netdev = dev_get_by_index(&init_net, ifidx);
+        if (!netdev)
+                return -ENODEV;
+
+        dev = cfg80211_get_dev_from_ifindex(ifidx);
+        if (IS_ERR(dev)) {
+                err = PTR_ERR(dev);
+                goto out_put_netdev;
+        }
+
+        if (!dev->ops->dump_mpath) {
+                err = -ENOSYS;
+                goto out_err;
+        }
+
+        rtnl_lock();
+
+        while (1) {
+                err = dev->ops->dump_mpath(&dev->wiphy, netdev, path_idx,
+                                           dst, next_hop, &pinfo);
+                if (err == -ENOENT)
                         break;
-                if (++wp_idx < wp_start)
-                        continue;
-                if_idx = 0;
+                if (err)
+                        goto out_err_rtnl;
 
-                mutex_lock(&dev->devlist_mtx);
-                list_for_each_entry(wdev, &dev->netdev_list, list) {
-                        if (exit)
-                                break;
-                        if (++if_idx < if_start)
-                                continue;
-                        if (!dev->ops->dump_mpath)
-                                continue;
+                if (nl80211_send_mpath(skb, NETLINK_CB(cb->skb).pid,
+                                       cb->nlh->nlmsg_seq, NLM_F_MULTI,
+                                       netdev, dst, next_hop,
+                                       &pinfo) < 0)
+                        goto out;
 
-                        for (;; ++sta_idx) {
-                                rtnl_lock();
-                                err = dev->ops->dump_mpath(&dev->wiphy,
-                                                wdev->netdev, sta_idx, dst,
-                                                next_hop, &pinfo);
-                                rtnl_unlock();
-                                if (err) {
-                                        sta_idx = 0;
-                                        break;
-                                }
-                                if (nl80211_send_mpath(skb,
-                                                NETLINK_CB(cb->skb).pid,
-                                                cb->nlh->nlmsg_seq, NLM_F_MULTI,
-                                                wdev->netdev, dst, next_hop,
-                                                &pinfo) < 0) {
-                                        exit = 1;
-                                        break;
-                                }
-                        }
-                }
-                mutex_unlock(&dev->devlist_mtx);
+                path_idx++;
         }
-        mutex_unlock(&cfg80211_drv_mutex);
 
-        cb->args[0] = wp_idx;
-        cb->args[1] = if_idx;
-        cb->args[2] = sta_idx;
 
-        return skb->len;
+ out:
+        cb->args[1] = path_idx;
+        err = skb->len;
+ out_err_rtnl:
+        rtnl_unlock();
+ out_err:
+        cfg80211_put_dev(dev);
+ out_put_netdev:
+        dev_put(netdev);
+
+        return err;
 }
 
 static int nl80211_get_mpath(struct sk_buff *skb, struct genl_info *info)
@@ -1358,7 +1389,7 @@ static int nl80211_get_mpath(struct sk_buff *skb, struct genl_info *info)
 
         dst = nla_data(info->attrs[NL80211_ATTR_MAC]);
 
-        err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
+        err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
         if (err)
                 return err;
 
@@ -1411,7 +1442,7 @@ static int nl80211_set_mpath(struct sk_buff *skb, struct genl_info *info)
         dst = nla_data(info->attrs[NL80211_ATTR_MAC]);
         next_hop = nla_data(info->attrs[NL80211_ATTR_MPATH_NEXT_HOP]);
 
-        err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
+        err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
         if (err)
                 return err;
 
@@ -1446,7 +1477,7 @@ static int nl80211_new_mpath(struct sk_buff *skb, struct genl_info *info)
         dst = nla_data(info->attrs[NL80211_ATTR_MAC]);
         next_hop = nla_data(info->attrs[NL80211_ATTR_MPATH_NEXT_HOP]);
 
-        err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
+        err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
         if (err)
                 return err;
 
@@ -1475,7 +1506,7 @@ static int nl80211_del_mpath(struct sk_buff *skb, struct genl_info *info)
         if (info->attrs[NL80211_ATTR_MAC])
                 dst = nla_data(info->attrs[NL80211_ATTR_MAC]);
 
-        err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
+        err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
         if (err)
                 return err;
 
diff --git a/net/wireless/wext.c b/net/wireless/wext.c
index df5b3886c36b..d98ffb75119a 100644
--- a/net/wireless/wext.c
+++ b/net/wireless/wext.c
@@ -1277,6 +1277,7 @@ static int rtnetlink_fill_iwinfo(struct sk_buff *skb, struct net_device *dev,
         r->ifi_flags = dev_get_flags(dev);
         r->ifi_change = 0;      /* Wireless changes don't affect those flags */
 
+        NLA_PUT_STRING(skb, IFLA_IFNAME, dev->name);
         /* Add the wireless events in the netlink packet */
         NLA_PUT(skb, IFLA_WIRELESS, event_len, event);
 
diff --git a/net/xfrm/xfrm_output.c b/net/xfrm/xfrm_output.c
index 3f964db908a7..ac25b4c0e982 100644
--- a/net/xfrm/xfrm_output.c
+++ b/net/xfrm/xfrm_output.c
@@ -112,16 +112,13 @@ error_nolock:
 int xfrm_output_resume(struct sk_buff *skb, int err)
 {
         while (likely((err = xfrm_output_one(skb, err)) == 0)) {
-                struct xfrm_state *x;
-
                 nf_reset(skb);
 
                 err = skb->dst->ops->local_out(skb);
                 if (unlikely(err != 1))
                         goto out;
 
-                x = skb->dst->xfrm;
-                if (!x)
+                if (!skb->dst->xfrm)
                         return dst_output(skb);
 
                 err = nf_hook(skb->dst->ops->family,
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 841b32a2e680..b7754b1b73a4 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -1077,6 +1077,7 @@ static void __xfrm_policy_link(struct xfrm_policy *pol, int dir)
         struct hlist_head *chain = policy_hash_bysel(&pol->selector,
                                                      pol->family, dir);
 
+        list_add_tail(&pol->bytype, &xfrm_policy_bytype[pol->type]);
         hlist_add_head(&pol->bydst, chain);
         hlist_add_head(&pol->byidx, xfrm_policy_byidx+idx_hash(pol->index));
         xfrm_policy_count[dir]++;
@@ -1731,8 +1732,7 @@ restart:
                          * We can't enlist stable bundles either.
                          */
                         write_unlock_bh(&policy->lock);
-                        if (dst)
-                                dst_free(dst);
+                        dst_free(dst);
 
                         if (pol_dead)
                                 XFRM_INC_STATS(LINUX_MIB_XFRMOUTPOLDEAD);
@@ -1748,8 +1748,7 @@ restart:
                         err = xfrm_dst_update_origin(dst, fl);
                 if (unlikely(err)) {
                         write_unlock_bh(&policy->lock);
-                        if (dst)
-                                dst_free(dst);
+                        dst_free(dst);
                         XFRM_INC_STATS(LINUX_MIB_XFRMOUTBUNDLECHECKERROR);
                         goto error;
                 }
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 4c6914ef7d92..0a8f09c3144c 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -780,11 +780,13 @@ xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr,
 {
         unsigned int h;
         struct hlist_node *entry;
-        struct xfrm_state *x, *x0;
+        struct xfrm_state *x, *x0, *to_put;
         int acquire_in_progress = 0;
         int error = 0;
         struct xfrm_state *best = NULL;
 
+        to_put = NULL;
+
         spin_lock_bh(&xfrm_state_lock);
         h = xfrm_dst_hash(daddr, saddr, tmpl->reqid, family);
         hlist_for_each_entry(x, entry, xfrm_state_bydst+h, bydst) {
@@ -833,7 +835,7 @@ xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr,
                 if (tmpl->id.spi &&
                     (x0 = __xfrm_state_lookup(daddr, tmpl->id.spi,
                                               tmpl->id.proto, family)) != NULL) {
-                        xfrm_state_put(x0);
+                        to_put = x0;
                         error = -EEXIST;
                         goto out;
                 }
@@ -849,13 +851,14 @@ xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr,
                 error = security_xfrm_state_alloc_acquire(x, pol->security, fl->secid);
                 if (error) {
                         x->km.state = XFRM_STATE_DEAD;
-                        xfrm_state_put(x);
+                        to_put = x;
                         x = NULL;
                         goto out;
                 }
 
                 if (km_query(x, tmpl, pol) == 0) {
                         x->km.state = XFRM_STATE_ACQ;
+                        list_add_tail(&x->all, &xfrm_state_all);
                         hlist_add_head(&x->bydst, xfrm_state_bydst+h);
                         h = xfrm_src_hash(daddr, saddr, family);
                         hlist_add_head(&x->bysrc, xfrm_state_bysrc+h);
@@ -870,7 +873,7 @@ xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr,
                         xfrm_hash_grow_check(x->bydst.next != NULL);
                 } else {
                         x->km.state = XFRM_STATE_DEAD;
-                        xfrm_state_put(x);
+                        to_put = x;
                         x = NULL;
                         error = -ESRCH;
                 }
@@ -881,6 +884,8 @@ out:
         else
                 *err = acquire_in_progress ? -EAGAIN : error;
         spin_unlock_bh(&xfrm_state_lock);
+        if (to_put)
+                xfrm_state_put(to_put);
         return x;
 }
 
@@ -1051,6 +1056,7 @@ static struct xfrm_state *__find_acq_core(unsigned short family, u8 mode, u32 re
                 xfrm_state_hold(x);
                 x->timer.expires = jiffies + sysctl_xfrm_acq_expires*HZ;
                 add_timer(&x->timer);
+                list_add_tail(&x->all, &xfrm_state_all);
                 hlist_add_head(&x->bydst, xfrm_state_bydst+h);
                 h = xfrm_src_hash(daddr, saddr, family);
                 hlist_add_head(&x->bysrc, xfrm_state_bysrc+h);
@@ -1067,18 +1073,20 @@ static struct xfrm_state *__xfrm_find_acq_byseq(u32 seq);
 
 int xfrm_state_add(struct xfrm_state *x)
 {
-        struct xfrm_state *x1;
+        struct xfrm_state *x1, *to_put;
         int family;
         int err;
         int use_spi = xfrm_id_proto_match(x->id.proto, IPSEC_PROTO_ANY);
 
         family = x->props.family;
 
+        to_put = NULL;
+
         spin_lock_bh(&xfrm_state_lock);
 
         x1 = __xfrm_state_locate(x, use_spi, family);
         if (x1) {
-                xfrm_state_put(x1);
+                to_put = x1;
                 x1 = NULL;
                 err = -EEXIST;
                 goto out;
@@ -1088,7 +1096,7 @@ int xfrm_state_add(struct xfrm_state *x)
                 x1 = __xfrm_find_acq_byseq(x->km.seq);
                 if (x1 && ((x1->id.proto != x->id.proto) ||
                     xfrm_addr_cmp(&x1->id.daddr, &x->id.daddr, family))) {
-                        xfrm_state_put(x1);
+                        to_put = x1;
                         x1 = NULL;
                 }
         }
@@ -1110,6 +1118,9 @@ out:
                 xfrm_state_put(x1);
         }
 
+        if (to_put)
+                xfrm_state_put(to_put);
+
         return err;
 }
 EXPORT_SYMBOL(xfrm_state_add);
@@ -1269,10 +1280,12 @@ EXPORT_SYMBOL(xfrm_state_migrate);
 
 int xfrm_state_update(struct xfrm_state *x)
 {
-        struct xfrm_state *x1;
+        struct xfrm_state *x1, *to_put;
         int err;
         int use_spi = xfrm_id_proto_match(x->id.proto, IPSEC_PROTO_ANY);
 
+        to_put = NULL;
+
         spin_lock_bh(&xfrm_state_lock);
         x1 = __xfrm_state_locate(x, use_spi, x->props.family);
 
@@ -1281,7 +1294,7 @@ int xfrm_state_update(struct xfrm_state *x)
                 goto out;
 
         if (xfrm_state_kern(x1)) {
-                xfrm_state_put(x1);
+                to_put = x1;
                 err = -EEXIST;
                 goto out;
         }
@@ -1295,6 +1308,9 @@ int xfrm_state_update(struct xfrm_state *x)
 out:
         spin_unlock_bh(&xfrm_state_lock);
 
+        if (to_put)
+                xfrm_state_put(to_put);
+
         if (err)
                 return err;