57 files changed, 719 insertions, 331 deletions

diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index b50dabb3f86a..faff6247ac8f 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -589,6 +589,14 @@ EXPORT_SYMBOL(hci_get_route);
 void hci_le_conn_failed(struct hci_conn *conn, u8 status)
 {
         struct hci_dev *hdev = conn->hdev;
+        struct hci_conn_params *params;
+
+        params = hci_pend_le_action_lookup(&hdev->pend_le_conns, &conn->dst,
+                                           conn->dst_type);
+        if (params && params->conn) {
+                hci_conn_drop(params->conn);
+                params->conn = NULL;
+        }
 
         conn->state = BT_CLOSED;
 
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index c32d361c0cf7..1d9c29a00568 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -2536,8 +2536,13 @@ static void hci_pend_le_actions_clear(struct hci_dev *hdev)
 {
         struct hci_conn_params *p;
 
-        list_for_each_entry(p, &hdev->le_conn_params, list)
+        list_for_each_entry(p, &hdev->le_conn_params, list) {
+                if (p->conn) {
+                        hci_conn_drop(p->conn);
+                        p->conn = NULL;
+                }
                 list_del_init(&p->action);
+        }
 
         BT_DBG("All LE pending actions cleared");
 }
@@ -2578,8 +2583,8 @@ static int hci_dev_do_close(struct hci_dev *hdev)
 
         hci_dev_lock(hdev);
         hci_inquiry_cache_flush(hdev);
-        hci_conn_hash_flush(hdev);
         hci_pend_le_actions_clear(hdev);
+        hci_conn_hash_flush(hdev);
         hci_dev_unlock(hdev);
 
         hci_notify(hdev, HCI_DEV_DOWN);
@@ -3727,6 +3732,9 @@ void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type)
         if (!params)
                 return;
 
+        if (params->conn)
+                hci_conn_drop(params->conn);
+
         list_del(&params->action);
         list_del(&params->list);
         kfree(params);
@@ -3757,6 +3765,8 @@ void hci_conn_params_clear_all(struct hci_dev *hdev)
         struct hci_conn_params *params, *tmp;
 
         list_for_each_entry_safe(params, tmp, &hdev->le_conn_params, list) {
+                if (params->conn)
+                        hci_conn_drop(params->conn);
                 list_del(&params->action);
                 list_del(&params->list);
                 kfree(params);
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index be35598984d9..a6000823f0ff 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -4221,8 +4221,13 @@ static void hci_le_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
         hci_proto_connect_cfm(conn, ev->status);
 
         params = hci_conn_params_lookup(hdev, &conn->dst, conn->dst_type);
-        if (params)
+        if (params) {
                 list_del_init(&params->action);
+                if (params->conn) {
+                        hci_conn_drop(params->conn);
+                        params->conn = NULL;
+                }
+        }
 
 unlock:
         hci_update_background_scan(hdev);
@@ -4304,8 +4309,16 @@ static void check_pending_le_conn(struct hci_dev *hdev, bdaddr_t *addr,
 
         conn = hci_connect_le(hdev, addr, addr_type, BT_SECURITY_LOW,
                               HCI_LE_AUTOCONN_TIMEOUT, HCI_ROLE_MASTER);
-        if (!IS_ERR(conn))
+        if (!IS_ERR(conn)) {
+                /* Store the pointer since we don't really have any
+                 * other owner of the object besides the params that
+                 * triggered it. This way we can abort the connection if
+                 * the parameters get removed and keep the reference
+                 * count consistent once the connection is established.
+                 */
+                params->conn = conn;
                 return;
+        }
 
         switch (PTR_ERR(conn)) {
         case -EBUSY:
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 62a7fa2e3569..b6c04cbcfdc5 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -309,6 +309,9 @@ struct br_input_skb_cb {
         int igmp;
         int mrouters_only;
 #endif
+#ifdef CONFIG_BRIDGE_VLAN_FILTERING
+        bool vlan_filtered;
+#endif
 };
 
 #define BR_INPUT_SKB_CB(__skb)  ((struct br_input_skb_cb *)(__skb)->cb)
diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c
index e1bcd653899b..3ba57fcdcd13 100644
--- a/net/bridge/br_vlan.c
+++ b/net/bridge/br_vlan.c
@@ -27,9 +27,13 @@ static void __vlan_add_flags(struct net_port_vlans *v, u16 vid, u16 flags)
 {
         if (flags & BRIDGE_VLAN_INFO_PVID)
                 __vlan_add_pvid(v, vid);
+        else
+                __vlan_delete_pvid(v, vid);
 
         if (flags & BRIDGE_VLAN_INFO_UNTAGGED)
                 set_bit(vid, v->untagged_bitmap);
+        else
+                clear_bit(vid, v->untagged_bitmap);
 }
 
 static int __vlan_add(struct net_port_vlans *v, u16 vid, u16 flags)
@@ -125,7 +129,8 @@ struct sk_buff *br_handle_vlan(struct net_bridge *br,
 {
         u16 vid;
 
-        if (!br->vlan_enabled)
+        /* If this packet was not filtered at input, let it pass */
+        if (!BR_INPUT_SKB_CB(skb)->vlan_filtered)
                 goto out;
 
         /* Vlan filter table must be configured at this point.  The
@@ -164,8 +169,10 @@ bool br_allowed_ingress(struct net_bridge *br, struct net_port_vlans *v,
         /* If VLAN filtering is disabled on the bridge, all packets are
          * permitted.
          */
-        if (!br->vlan_enabled)
+        if (!br->vlan_enabled) {
+                BR_INPUT_SKB_CB(skb)->vlan_filtered = false;
                 return true;
+        }
 
         /* If there are no vlan in the permitted list, all packets are
          * rejected.
@@ -173,6 +180,7 @@ bool br_allowed_ingress(struct net_bridge *br, struct net_port_vlans *v,
         if (!v)
                 goto drop;
 
+        BR_INPUT_SKB_CB(skb)->vlan_filtered = true;
         proto = br->vlan_proto;
 
         /* If vlan tx offload is disabled on bridge device and frame was
@@ -251,7 +259,8 @@ bool br_allowed_egress(struct net_bridge *br,
 {
         u16 vid;
 
-        if (!br->vlan_enabled)
+        /* If this packet was not filtered at input, let it pass */
+        if (!BR_INPUT_SKB_CB(skb)->vlan_filtered)
                 return true;
 
         if (!v)
@@ -270,6 +279,7 @@ bool br_should_learn(struct net_bridge_port *p, struct sk_buff *skb, u16 *vid)
         struct net_bridge *br = p->br;
         struct net_port_vlans *v;
 
+        /* If filtering was disabled at input, let it pass. */
         if (!br->vlan_enabled)
                 return true;
 
diff --git a/net/ceph/auth_x.c b/net/ceph/auth_x.c
index 96238ba95f2b..de6662b14e1f 100644
--- a/net/ceph/auth_x.c
+++ b/net/ceph/auth_x.c
@@ -13,8 +13,6 @@
 #include "auth_x.h"
 #include "auth_x_protocol.h"
 
-#define TEMP_TICKET_BUF_LEN     256
-
 static void ceph_x_validate_tickets(struct ceph_auth_client *ac, int *pneed);
 
 static int ceph_x_is_authenticated(struct ceph_auth_client *ac)
@@ -64,7 +62,7 @@ static int ceph_x_encrypt(struct ceph_crypto_key *secret,
 }
 
 static int ceph_x_decrypt(struct ceph_crypto_key *secret,
-                          void **p, void *end, void *obuf, size_t olen)
+                          void **p, void *end, void **obuf, size_t olen)
 {
         struct ceph_x_encrypt_header head;
         size_t head_len = sizeof(head);
@@ -75,8 +73,14 @@ static int ceph_x_decrypt(struct ceph_crypto_key *secret,
                 return -EINVAL;
 
         dout("ceph_x_decrypt len %d\n", len);
-        ret = ceph_decrypt2(secret, &head, &head_len, obuf, &olen,
-                            *p, len);
+        if (*obuf == NULL) {
+                *obuf = kmalloc(len, GFP_NOFS);
+                if (!*obuf)
+                        return -ENOMEM;
+                olen = len;
+        }
+
+        ret = ceph_decrypt2(secret, &head, &head_len, *obuf, &olen, *p, len);
         if (ret)
                 return ret;
         if (head.struct_v != 1 || le64_to_cpu(head.magic) != CEPHX_ENC_MAGIC)
@@ -129,139 +133,120 @@ static void remove_ticket_handler(struct ceph_auth_client *ac,
         kfree(th);
 }
 
-static int ceph_x_proc_ticket_reply(struct ceph_auth_client *ac,
-                                    struct ceph_crypto_key *secret,
-                                    void *buf, void *end)
+static int process_one_ticket(struct ceph_auth_client *ac,
+                              struct ceph_crypto_key *secret,
+                              void **p, void *end)
 {
         struct ceph_x_info *xi = ac->private;
-        int num;
-        void *p = buf;
+        int type;
+        u8 tkt_struct_v, blob_struct_v;
+        struct ceph_x_ticket_handler *th;
+        void *dbuf = NULL;
+        void *dp, *dend;
+        int dlen;
+        char is_enc;
+        struct timespec validity;
+        struct ceph_crypto_key old_key;
+        void *ticket_buf = NULL;
+        void *tp, *tpend;
+        struct ceph_timespec new_validity;
+        struct ceph_crypto_key new_session_key;
+        struct ceph_buffer *new_ticket_blob;
+        unsigned long new_expires, new_renew_after;
+        u64 new_secret_id;
         int ret;
-        char *dbuf;
-        char *ticket_buf;
-        u8 reply_struct_v;
 
-        dbuf = kmalloc(TEMP_TICKET_BUF_LEN, GFP_NOFS);
-        if (!dbuf)
-                return -ENOMEM;
+        ceph_decode_need(p, end, sizeof(u32) + 1, bad);
 
-        ret = -ENOMEM;
-        ticket_buf = kmalloc(TEMP_TICKET_BUF_LEN, GFP_NOFS);
-        if (!ticket_buf)
-                goto out_dbuf;
+        type = ceph_decode_32(p);
+        dout(" ticket type %d %s\n", type, ceph_entity_type_name(type));
 
-        ceph_decode_need(&p, end, 1 + sizeof(u32), bad);
-        reply_struct_v = ceph_decode_8(&p);
-        if (reply_struct_v != 1)
+        tkt_struct_v = ceph_decode_8(p);
+        if (tkt_struct_v != 1)
                 goto bad;
-        num = ceph_decode_32(&p);
-        dout("%d tickets\n", num);
-        while (num--) {
-                int type;
-                u8 tkt_struct_v, blob_struct_v;
-                struct ceph_x_ticket_handler *th;
-                void *dp, *dend;
-                int dlen;
-                char is_enc;
-                struct timespec validity;
-                struct ceph_crypto_key old_key;
-                void *tp, *tpend;
-                struct ceph_timespec new_validity;
-                struct ceph_crypto_key new_session_key;
-                struct ceph_buffer *new_ticket_blob;
-                unsigned long new_expires, new_renew_after;
-                u64 new_secret_id;
-
-                ceph_decode_need(&p, end, sizeof(u32) + 1, bad);
-
-                type = ceph_decode_32(&p);
-                dout(" ticket type %d %s\n", type, ceph_entity_type_name(type));
-
-                tkt_struct_v = ceph_decode_8(&p);
-                if (tkt_struct_v != 1)
-                        goto bad;
-
-                th = get_ticket_handler(ac, type);
-                if (IS_ERR(th)) {
-                        ret = PTR_ERR(th);
-                        goto out;
-                }
 
-                /* blob for me */
-                dlen = ceph_x_decrypt(secret, &p, end, dbuf,
-                                      TEMP_TICKET_BUF_LEN);
-                if (dlen <= 0) {
-                        ret = dlen;
-                        goto out;
-                }
-                dout(" decrypted %d bytes\n", dlen);
-                dend = dbuf + dlen;
-                dp = dbuf;
+        th = get_ticket_handler(ac, type);
+        if (IS_ERR(th)) {
+                ret = PTR_ERR(th);
+                goto out;
+        }
 
-                tkt_struct_v = ceph_decode_8(&dp);
-                if (tkt_struct_v != 1)
-                        goto bad;
+        /* blob for me */
+        dlen = ceph_x_decrypt(secret, p, end, &dbuf, 0);
+        if (dlen <= 0) {
+                ret = dlen;
+                goto out;
+        }
+        dout(" decrypted %d bytes\n", dlen);
+        dp = dbuf;
+        dend = dp + dlen;
 
-                memcpy(&old_key, &th->session_key, sizeof(old_key));
-                ret = ceph_crypto_key_decode(&new_session_key, &dp, dend);
-                if (ret)
-                        goto out;
+        tkt_struct_v = ceph_decode_8(&dp);
+        if (tkt_struct_v != 1)
+                goto bad;
 
-                ceph_decode_copy(&dp, &new_validity, sizeof(new_validity));
-                ceph_decode_timespec(&validity, &new_validity);
-                new_expires = get_seconds() + validity.tv_sec;
-                new_renew_after = new_expires - (validity.tv_sec / 4);
-                dout(" expires=%lu renew_after=%lu\n", new_expires,
-                     new_renew_after);
+        memcpy(&old_key, &th->session_key, sizeof(old_key));
+        ret = ceph_crypto_key_decode(&new_session_key, &dp, dend);
+        if (ret)
+                goto out;
 
-                /* ticket blob for service */
-                ceph_decode_8_safe(&p, end, is_enc, bad);
-                tp = ticket_buf;
-                if (is_enc) {
-                        /* encrypted */
-                        dout(" encrypted ticket\n");
-                        dlen = ceph_x_decrypt(&old_key, &p, end, ticket_buf,
-                                              TEMP_TICKET_BUF_LEN);
-                        if (dlen < 0) {
-                                ret = dlen;
-                                goto out;
-                        }
-                        dlen = ceph_decode_32(&tp);
-                } else {
-                        /* unencrypted */
-                        ceph_decode_32_safe(&p, end, dlen, bad);
-                        ceph_decode_need(&p, end, dlen, bad);
-                        ceph_decode_copy(&p, ticket_buf, dlen);
+        ceph_decode_copy(&dp, &new_validity, sizeof(new_validity));
+        ceph_decode_timespec(&validity, &new_validity);
+        new_expires = get_seconds() + validity.tv_sec;
+        new_renew_after = new_expires - (validity.tv_sec / 4);
+        dout(" expires=%lu renew_after=%lu\n", new_expires,
+             new_renew_after);
+
+        /* ticket blob for service */
+        ceph_decode_8_safe(p, end, is_enc, bad);
+        if (is_enc) {
+                /* encrypted */
+                dout(" encrypted ticket\n");
+                dlen = ceph_x_decrypt(&old_key, p, end, &ticket_buf, 0);
+                if (dlen < 0) {
+                        ret = dlen;
+                        goto out;
                 }
-                tpend = tp + dlen;
-                dout(" ticket blob is %d bytes\n", dlen);
-                ceph_decode_need(&tp, tpend, 1 + sizeof(u64), bad);
-                blob_struct_v = ceph_decode_8(&tp);
-                new_secret_id = ceph_decode_64(&tp);
-                ret = ceph_decode_buffer(&new_ticket_blob, &tp, tpend);
-                if (ret)
+                tp = ticket_buf;
+                dlen = ceph_decode_32(&tp);
+        } else {
+                /* unencrypted */
+                ceph_decode_32_safe(p, end, dlen, bad);
+                ticket_buf = kmalloc(dlen, GFP_NOFS);
+                if (!ticket_buf) {
+                        ret = -ENOMEM;
                         goto out;
-
-                /* all is well, update our ticket */
-                ceph_crypto_key_destroy(&th->session_key);
-                if (th->ticket_blob)
-                        ceph_buffer_put(th->ticket_blob);
-                th->session_key = new_session_key;
-                th->ticket_blob = new_ticket_blob;
-                th->validity = new_validity;
-                th->secret_id = new_secret_id;
-                th->expires = new_expires;
-                th->renew_after = new_renew_after;
-                dout(" got ticket service %d (%s) secret_id %lld len %d\n",
-                     type, ceph_entity_type_name(type), th->secret_id,
-                     (int)th->ticket_blob->vec.iov_len);
-                xi->have_keys |= th->service;
+                }
+                tp = ticket_buf;
+                ceph_decode_need(p, end, dlen, bad);
+                ceph_decode_copy(p, ticket_buf, dlen);
         }
+        tpend = tp + dlen;
+        dout(" ticket blob is %d bytes\n", dlen);
+        ceph_decode_need(&tp, tpend, 1 + sizeof(u64), bad);
+        blob_struct_v = ceph_decode_8(&tp);
+        new_secret_id = ceph_decode_64(&tp);
+        ret = ceph_decode_buffer(&new_ticket_blob, &tp, tpend);
+        if (ret)
+                goto out;
+
+        /* all is well, update our ticket */
+        ceph_crypto_key_destroy(&th->session_key);
+        if (th->ticket_blob)
+                ceph_buffer_put(th->ticket_blob);
+        th->session_key = new_session_key;
+        th->ticket_blob = new_ticket_blob;
+        th->validity = new_validity;
+        th->secret_id = new_secret_id;
+        th->expires = new_expires;
+        th->renew_after = new_renew_after;
+        dout(" got ticket service %d (%s) secret_id %lld len %d\n",
+             type, ceph_entity_type_name(type), th->secret_id,
+             (int)th->ticket_blob->vec.iov_len);
+        xi->have_keys |= th->service;
 
-        ret = 0;
 out:
         kfree(ticket_buf);
-out_dbuf:
         kfree(dbuf);
         return ret;
 
@@ -270,6 +255,34 @@ bad:
         goto out;
 }
 
+static int ceph_x_proc_ticket_reply(struct ceph_auth_client *ac,
+                                    struct ceph_crypto_key *secret,
+                                    void *buf, void *end)
+{
+        void *p = buf;
+        u8 reply_struct_v;
+        u32 num;
+        int ret;
+
+        ceph_decode_8_safe(&p, end, reply_struct_v, bad);
+        if (reply_struct_v != 1)
+                return -EINVAL;
+
+        ceph_decode_32_safe(&p, end, num, bad);
+        dout("%d tickets\n", num);
+
+        while (num--) {
+                ret = process_one_ticket(ac, secret, &p, end);
+                if (ret)
+                        return ret;
+        }
+
+        return 0;
+
+bad:
+        return -EINVAL;
+}
+
 static int ceph_x_build_authorizer(struct ceph_auth_client *ac,
                                    struct ceph_x_ticket_handler *th,
                                    struct ceph_x_authorizer *au)
@@ -583,13 +596,14 @@ static int ceph_x_verify_authorizer_reply(struct ceph_auth_client *ac,
         struct ceph_x_ticket_handler *th;
         int ret = 0;
         struct ceph_x_authorize_reply reply;
+        void *preply = &reply;
         void *p = au->reply_buf;
         void *end = p + sizeof(au->reply_buf);
 
         th = get_ticket_handler(ac, au->service);
         if (IS_ERR(th))
                 return PTR_ERR(th);
-        ret = ceph_x_decrypt(&th->session_key, &p, end, &reply, sizeof(reply));
+        ret = ceph_x_decrypt(&th->session_key, &p, end, &preply, sizeof(reply));
         if (ret < 0)
                 return ret;
         if (ret != sizeof(reply))
diff --git a/net/ceph/mon_client.c b/net/ceph/mon_client.c
index 067d3af2eaf6..61fcfc304f68 100644
--- a/net/ceph/mon_client.c
+++ b/net/ceph/mon_client.c
@@ -1181,7 +1181,15 @@ static struct ceph_msg *mon_alloc_msg(struct ceph_connection *con,
         if (!m) {
                 pr_info("alloc_msg unknown type %d\n", type);
                 *skip = 1;
+        } else if (front_len > m->front_alloc_len) {
+                pr_warning("mon_alloc_msg front %d > prealloc %d (%u#%llu)\n",
+                           front_len, m->front_alloc_len,
+                           (unsigned int)con->peer_name.type,
+                           le64_to_cpu(con->peer_name.num));
+                ceph_msg_put(m);
+                m = ceph_msg_new(type, front_len, GFP_NOFS, false);
         }
+
         return m;
 }
 
diff --git a/net/core/datagram.c b/net/core/datagram.c
index 488dd1a825c0..fdbc9a81d4c2 100644
--- a/net/core/datagram.c
+++ b/net/core/datagram.c
@@ -775,7 +775,7 @@ __sum16 __skb_checksum_complete(struct sk_buff *skb)
 EXPORT_SYMBOL(__skb_checksum_complete);
 
 /**
- *      skb_copy_and_csum_datagram_iovec - Copy and checkum skb to user iovec.
+ *      skb_copy_and_csum_datagram_iovec - Copy and checksum skb to user iovec.
  *      @skb: skbuff
  *      @hlen: hardware length
  *      @iov: io vector
diff --git a/net/core/dev.c b/net/core/dev.c
index b65a5051361f..cf8a95f48cff 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2587,13 +2587,19 @@ netdev_features_t netif_skb_features(struct sk_buff *skb)
                 return harmonize_features(skb, features);
         }
 
-        features &= (skb->dev->vlan_features | NETIF_F_HW_VLAN_CTAG_TX |
-                                               NETIF_F_HW_VLAN_STAG_TX);
+        features = netdev_intersect_features(features,
+                                             skb->dev->vlan_features |
+                                             NETIF_F_HW_VLAN_CTAG_TX |
+                                             NETIF_F_HW_VLAN_STAG_TX);
 
         if (protocol == htons(ETH_P_8021Q) || protocol == htons(ETH_P_8021AD))
-                features &= NETIF_F_SG | NETIF_F_HIGHDMA | NETIF_F_FRAGLIST |
-                                NETIF_F_GEN_CSUM | NETIF_F_HW_VLAN_CTAG_TX |
-                                NETIF_F_HW_VLAN_STAG_TX;
+                features = netdev_intersect_features(features,
+                                                     NETIF_F_SG |
+                                                     NETIF_F_HIGHDMA |
+                                                     NETIF_F_FRAGLIST |
+                                                     NETIF_F_GEN_CSUM |
+                                                     NETIF_F_HW_VLAN_CTAG_TX |
+                                                     NETIF_F_HW_VLAN_STAG_TX);
 
         return harmonize_features(skb, features);
 }
@@ -4803,9 +4809,14 @@ static void netdev_adjacent_sysfs_del(struct net_device *dev,
         sysfs_remove_link(&(dev->dev.kobj), linkname);
 }
 
-#define netdev_adjacent_is_neigh_list(dev, dev_list) \
-                (dev_list == &dev->adj_list.upper || \
-                 dev_list == &dev->adj_list.lower)
+static inline bool netdev_adjacent_is_neigh_list(struct net_device *dev,
+                                                 struct net_device *adj_dev,
+                                                 struct list_head *dev_list)
+{
+        return (dev_list == &dev->adj_list.upper ||
+                dev_list == &dev->adj_list.lower) &&
+                net_eq(dev_net(dev), dev_net(adj_dev));
+}
 
 static int __netdev_adjacent_dev_insert(struct net_device *dev,
                                         struct net_device *adj_dev,
@@ -4835,7 +4846,7 @@ static int __netdev_adjacent_dev_insert(struct net_device *dev,
         pr_debug("dev_hold for %s, because of link added from %s to %s\n",
                  adj_dev->name, dev->name, adj_dev->name);
 
-        if (netdev_adjacent_is_neigh_list(dev, dev_list)) {
+        if (netdev_adjacent_is_neigh_list(dev, adj_dev, dev_list)) {
                 ret = netdev_adjacent_sysfs_add(dev, adj_dev, dev_list);
                 if (ret)
                         goto free_adj;
@@ -4856,7 +4867,7 @@ static int __netdev_adjacent_dev_insert(struct net_device *dev,
         return 0;
 
 remove_symlinks:
-        if (netdev_adjacent_is_neigh_list(dev, dev_list))
+        if (netdev_adjacent_is_neigh_list(dev, adj_dev, dev_list))
                 netdev_adjacent_sysfs_del(dev, adj_dev->name, dev_list);
 free_adj:
         kfree(adj);
@@ -4889,7 +4900,7 @@ static void __netdev_adjacent_dev_remove(struct net_device *dev,
         if (adj->master)
                 sysfs_remove_link(&(dev->dev.kobj), "master");
 
-        if (netdev_adjacent_is_neigh_list(dev, dev_list))
+        if (netdev_adjacent_is_neigh_list(dev, adj_dev, dev_list))
                 netdev_adjacent_sysfs_del(dev, adj_dev->name, dev_list);
 
         list_del_rcu(&adj->list);
@@ -5159,11 +5170,65 @@ void netdev_upper_dev_unlink(struct net_device *dev,
 }
 EXPORT_SYMBOL(netdev_upper_dev_unlink);
 
+void netdev_adjacent_add_links(struct net_device *dev)
+{
+        struct netdev_adjacent *iter;
+
+        struct net *net = dev_net(dev);
+
+        list_for_each_entry(iter, &dev->adj_list.upper, list) {
+                if (!net_eq(net,dev_net(iter->dev)))
+                        continue;
+                netdev_adjacent_sysfs_add(iter->dev, dev,
+                                          &iter->dev->adj_list.lower);
+                netdev_adjacent_sysfs_add(dev, iter->dev,
+                                          &dev->adj_list.upper);
+        }
+
+        list_for_each_entry(iter, &dev->adj_list.lower, list) {
+                if (!net_eq(net,dev_net(iter->dev)))
+                        continue;
+                netdev_adjacent_sysfs_add(iter->dev, dev,
+                                          &iter->dev->adj_list.upper);
+                netdev_adjacent_sysfs_add(dev, iter->dev,
+                                          &dev->adj_list.lower);
+        }
+}
+
+void netdev_adjacent_del_links(struct net_device *dev)
+{
+        struct netdev_adjacent *iter;
+
+        struct net *net = dev_net(dev);
+
+        list_for_each_entry(iter, &dev->adj_list.upper, list) {
+                if (!net_eq(net,dev_net(iter->dev)))
+                        continue;
+                netdev_adjacent_sysfs_del(iter->dev, dev->name,
+                                          &iter->dev->adj_list.lower);
+                netdev_adjacent_sysfs_del(dev, iter->dev->name,
+                                          &dev->adj_list.upper);
+        }
+
+        list_for_each_entry(iter, &dev->adj_list.lower, list) {
+                if (!net_eq(net,dev_net(iter->dev)))
+                        continue;
+                netdev_adjacent_sysfs_del(iter->dev, dev->name,
+                                          &iter->dev->adj_list.upper);
+                netdev_adjacent_sysfs_del(dev, iter->dev->name,
+                                          &dev->adj_list.lower);
+        }
+}
+
 void netdev_adjacent_rename_links(struct net_device *dev, char *oldname)
 {
         struct netdev_adjacent *iter;
 
+        struct net *net = dev_net(dev);
+
         list_for_each_entry(iter, &dev->adj_list.upper, list) {
+                if (!net_eq(net,dev_net(iter->dev)))
+                        continue;
                 netdev_adjacent_sysfs_del(iter->dev, oldname,
                                           &iter->dev->adj_list.lower);
                 netdev_adjacent_sysfs_add(iter->dev, dev,
@@ -5171,6 +5236,8 @@ void netdev_adjacent_rename_links(struct net_device *dev, char *oldname)
         }
 
         list_for_each_entry(iter, &dev->adj_list.lower, list) {
+                if (!net_eq(net,dev_net(iter->dev)))
+                        continue;
                 netdev_adjacent_sysfs_del(iter->dev, oldname,
                                           &iter->dev->adj_list.upper);
                 netdev_adjacent_sysfs_add(iter->dev, dev,
@@ -6773,6 +6840,7 @@ int dev_change_net_namespace(struct net_device *dev, struct net *net, const char
 
         /* Send a netdev-removed uevent to the old namespace */
         kobject_uevent(&dev->dev.kobj, KOBJ_REMOVE);
+        netdev_adjacent_del_links(dev);
 
         /* Actually switch the network namespace */
         dev_net_set(dev, net);
@@ -6787,6 +6855,7 @@ int dev_change_net_namespace(struct net_device *dev, struct net *net, const char
 
         /* Send a netdev-add uevent to the new namespace */
         kobject_uevent(&dev->dev.kobj, KOBJ_ADD);
+        netdev_adjacent_add_links(dev);
 
         /* Fixup kobjects */
         err = device_rename(&dev->dev, dev->name);
diff --git a/net/core/gen_estimator.c b/net/core/gen_estimator.c
index 6b5b6e7013ca..9d33dfffca19 100644
--- a/net/core/gen_estimator.c
+++ b/net/core/gen_estimator.c
@@ -197,7 +197,7 @@ struct gen_estimator *gen_find_node(const struct gnet_stats_basic_packed *bstats
  * as destination. A new timer with the interval specified in the
  * configuration TLV is created. Upon each interval, the latest statistics
  * will be read from &bstats and the estimated rate will be stored in
- * &rate_est with the statistics lock grabed during this period.
+ * &rate_est with the statistics lock grabbed during this period.
  *
  * Returns 0 on success or a negative error code.
  *
diff --git a/net/core/gen_stats.c b/net/core/gen_stats.c
index 9d3d9e78397b..2ddbce4cce14 100644
--- a/net/core/gen_stats.c
+++ b/net/core/gen_stats.c
@@ -206,7 +206,7 @@ EXPORT_SYMBOL(gnet_stats_copy_queue);
  * @st: application specific statistics data
  * @len: length of data
  *
- * Appends the application sepecific statistics to the top level TLV created by
+ * Appends the application specific statistics to the top level TLV created by
  * gnet_stats_start_copy() and remembers the data for XSTATS if the dumping
  * handle is in backward compatibility mode.
  *
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 163b673f9e62..8d289697cc7a 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2647,7 +2647,7 @@ EXPORT_SYMBOL(skb_prepare_seq_read);
  * skb_seq_read() will return the remaining part of the block.
  *
  * Note 1: The size of each block of data returned can be arbitrary,
- *       this limitation is the cost for zerocopy seqeuental
+ *       this limitation is the cost for zerocopy sequential
  *       reads of potentially non linear data.
  *
  * Note 2: Fragment lists within fragments are not implemented
@@ -2781,7 +2781,7 @@ EXPORT_SYMBOL(skb_find_text);
 /**
  * skb_append_datato_frags - append the user data to a skb
  * @sk: sock  structure
- * @skb: skb structure to be appened with user data.
+ * @skb: skb structure to be appended with user data.
  * @getfrag: call back function to be used for getting the user data
  * @from: pointer to user message iov
  * @length: length of the iov message
@@ -3152,6 +3152,9 @@ int skb_gro_receive(struct sk_buff **head, struct sk_buff *skb)
                 NAPI_GRO_CB(skb)->free = NAPI_GRO_FREE_STOLEN_HEAD;
                 goto done;
         }
+        /* switch back to head shinfo */
+        pinfo = skb_shinfo(p);
+
         if (pinfo->frag_list)
                 goto merge;
         if (skb_gro_len(p) != pinfo->gso_size)
diff --git a/net/core/sock.c b/net/core/sock.c
index 2714811afbd8..9c3f823e76a9 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -166,7 +166,7 @@ EXPORT_SYMBOL(sk_ns_capable);
 /**
  * sk_capable - Socket global capability test
  * @sk: Socket to use a capability on or through
- * @cap: The global capbility to use
+ * @cap: The global capability to use
  *
  * Test to see if the opener of the socket had when the socket was
  * created and the current process has the capability @cap in all user
@@ -183,7 +183,7 @@ EXPORT_SYMBOL(sk_capable);
  * @sk: Socket to use a capability on or through
  * @cap: The capability to use
  *
- * Test to see if the opener of the socket had when the socke was created
+ * Test to see if the opener of the socket had when the socket was created
  * and the current process has the capability @cap over the network namespace
  * the socket is a member of.
  */
@@ -1822,6 +1822,9 @@ struct sk_buff *sock_alloc_send_pskb(struct sock *sk, unsigned long header_len,
                                                            order);
                                         if (page)
                                                 goto fill_page;
+                                        /* Do not retry other high order allocations */
+                                        order = 1;
+                                        max_page_order = 0;
                                 }
                                 order--;
                         }
@@ -1863,16 +1866,14 @@ EXPORT_SYMBOL(sock_alloc_send_skb);
  * skb_page_frag_refill - check that a page_frag contains enough room
  * @sz: minimum size of the fragment we want to get
  * @pfrag: pointer to page_frag
- * @prio: priority for memory allocation
+ * @gfp: priority for memory allocation
  *
  * Note: While this allocator tries to use high order pages, there is
  * no guarantee that allocations succeed. Therefore, @sz MUST be
  * less or equal than PAGE_SIZE.
  */
-bool skb_page_frag_refill(unsigned int sz, struct page_frag *pfrag, gfp_t prio)
+bool skb_page_frag_refill(unsigned int sz, struct page_frag *pfrag, gfp_t gfp)
 {
-        int order;
-
         if (pfrag->page) {
                 if (atomic_read(&pfrag->page->_count) == 1) {
                         pfrag->offset = 0;
@@ -1883,20 +1884,21 @@ bool skb_page_frag_refill(unsigned int sz, struct page_frag *pfrag, gfp_t prio)
                 put_page(pfrag->page);
         }
 
-        order = SKB_FRAG_PAGE_ORDER;
-        do {
-                gfp_t gfp = prio;
-
-                if (order)
-                        gfp |= __GFP_COMP | __GFP_NOWARN | __GFP_NORETRY;
-                pfrag->page = alloc_pages(gfp, order);
+        pfrag->offset = 0;
+        if (SKB_FRAG_PAGE_ORDER) {
+                pfrag->page = alloc_pages(gfp | __GFP_COMP |
+                                          __GFP_NOWARN | __GFP_NORETRY,
+                                          SKB_FRAG_PAGE_ORDER);
                 if (likely(pfrag->page)) {
-                        pfrag->offset = 0;
-                        pfrag->size = PAGE_SIZE << order;
+                        pfrag->size = PAGE_SIZE << SKB_FRAG_PAGE_ORDER;
                         return true;
                 }
-        } while (--order >= 0);
-
+        }
+        pfrag->page = alloc_page(gfp);
+        if (likely(pfrag->page)) {
+                pfrag->size = PAGE_SIZE;
+                return true;
+        }
         return false;
 }
 EXPORT_SYMBOL(skb_page_frag_refill);
diff --git a/net/ieee802154/6lowpan_rtnl.c b/net/ieee802154/6lowpan_rtnl.c
index 016b77ee88f0..6591d27e53a4 100644
--- a/net/ieee802154/6lowpan_rtnl.c
+++ b/net/ieee802154/6lowpan_rtnl.c
@@ -246,7 +246,7 @@ lowpan_alloc_frag(struct sk_buff *skb, int size,
                         return ERR_PTR(-rc);
                 }
         } else {
-                frag = ERR_PTR(ENOMEM);
+                frag = ERR_PTR(-ENOMEM);
         }
 
         return frag;
@@ -437,7 +437,7 @@ static void lowpan_setup(struct net_device *dev)
         /* Frame Control + Sequence Number + Address fields + Security Header */
         dev->hard_header_len    = 2 + 1 + 20 + 14;
         dev->needed_tailroom    = 2; /* FCS */
-        dev->mtu                = 1281;
+        dev->mtu                = IPV6_MIN_MTU;
         dev->tx_queue_len       = 0;
         dev->flags              = IFF_BROADCAST | IFF_MULTICAST;
         dev->watchdog_timeo     = 0;
diff --git a/net/ieee802154/reassembly.c b/net/ieee802154/reassembly.c
index ffec6ce51005..32755cb7e64e 100644
--- a/net/ieee802154/reassembly.c
+++ b/net/ieee802154/reassembly.c
@@ -355,8 +355,6 @@ int lowpan_frag_rcv(struct sk_buff *skb, const u8 frag_type)
         struct net *net = dev_net(skb->dev);
         struct lowpan_frag_info *frag_info = lowpan_cb(skb);
         struct ieee802154_addr source, dest;
-        struct netns_ieee802154_lowpan *ieee802154_lowpan =
-                net_ieee802154_lowpan(net);
         int err;
 
         source = mac_cb(skb)->source;
@@ -366,8 +364,10 @@ int lowpan_frag_rcv(struct sk_buff *skb, const u8 frag_type)
         if (err < 0)
                 goto err;
 
-        if (frag_info->d_size > ieee802154_lowpan->max_dsize)
+        if (frag_info->d_size > IPV6_MIN_MTU) {
+                net_warn_ratelimited("lowpan_frag_rcv: datagram size exceeds MTU\n");
                 goto err;
+        }
 
         fq = fq_find(net, frag_info, &source, &dest);
         if (fq != NULL) {
@@ -415,13 +415,6 @@ static struct ctl_table lowpan_frags_ns_ctl_table[] = {
                 .mode           = 0644,
                 .proc_handler   = proc_dointvec_jiffies,
         },
-        {
-                .procname       = "6lowpanfrag_max_datagram_size",
-                .data           = &init_net.ieee802154_lowpan.max_dsize,
-                .maxlen         = sizeof(int),
-                .mode           = 0644,
-                .proc_handler   = proc_dointvec
-        },
         { }
 };
 
@@ -458,7 +451,6 @@ static int __net_init lowpan_frags_ns_sysctl_register(struct net *net)
                 table[1].data = &ieee802154_lowpan->frags.low_thresh;
                 table[1].extra2 = &ieee802154_lowpan->frags.high_thresh;
                 table[2].data = &ieee802154_lowpan->frags.timeout;
-                table[3].data = &ieee802154_lowpan->max_dsize;
 
                 /* Don't export sysctls to unprivileged users */
                 if (net->user_ns != &init_user_ns)
@@ -533,7 +525,6 @@ static int __net_init lowpan_frags_init_net(struct net *net)
         ieee802154_lowpan->frags.high_thresh = IPV6_FRAG_HIGH_THRESH;
         ieee802154_lowpan->frags.low_thresh = IPV6_FRAG_LOW_THRESH;
         ieee802154_lowpan->frags.timeout = IPV6_FRAG_TIMEOUT;
-        ieee802154_lowpan->max_dsize = 0xFFFF;
 
         inet_frags_init_net(&ieee802154_lowpan->frags);
 
diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c
index afed1aac2638..bda4bb8ae260 100644
--- a/net/ipv4/ip_tunnel.c
+++ b/net/ipv4/ip_tunnel.c
@@ -79,10 +79,10 @@ static void __tunnel_dst_set(struct ip_tunnel_dst *idst,
         idst->saddr = saddr;
 }
 
-static void tunnel_dst_set(struct ip_tunnel *t,
+static noinline void tunnel_dst_set(struct ip_tunnel *t,
                            struct dst_entry *dst, __be32 saddr)
 {
-        __tunnel_dst_set(this_cpu_ptr(t->dst_cache), dst, saddr);
+        __tunnel_dst_set(raw_cpu_ptr(t->dst_cache), dst, saddr);
 }
 
 static void tunnel_dst_reset(struct ip_tunnel *t)
@@ -106,7 +106,7 @@ static struct rtable *tunnel_rtable_get(struct ip_tunnel *t,
         struct dst_entry *dst;
 
         rcu_read_lock();
-        idst = this_cpu_ptr(t->dst_cache);
+        idst = raw_cpu_ptr(t->dst_cache);
         dst = rcu_dereference(idst->dst);
         if (dst && !atomic_inc_not_zero(&dst->__refcnt))
                 dst = NULL;
@@ -764,9 +764,14 @@ int ip_tunnel_ioctl(struct net_device *dev, struct ip_tunnel_parm *p, int cmd)
 
                 t = ip_tunnel_find(itn, p, itn->fb_tunnel_dev->type);
 
-                if (!t && (cmd == SIOCADDTUNNEL)) {
-                        t = ip_tunnel_create(net, itn, p);
-                        err = PTR_ERR_OR_ZERO(t);
+                if (cmd == SIOCADDTUNNEL) {
+                        if (!t) {
+                                t = ip_tunnel_create(net, itn, p);
+                                err = PTR_ERR_OR_ZERO(t);
+                                break;
+                        }
+
+                        err = -EEXIST;
                         break;
                 }
                 if (dev != itn->fb_tunnel_dev && cmd == SIOCCHGTUNNEL) {
diff --git a/net/ipv4/netfilter/Kconfig b/net/ipv4/netfilter/Kconfig
index fb173126f03d..7cbcaf4f0194 100644
--- a/net/ipv4/netfilter/Kconfig
+++ b/net/ipv4/netfilter/Kconfig
@@ -82,6 +82,52 @@ config NF_TABLES_ARP
         help
           This option enables the ARP support for nf_tables.
 
+config NF_NAT_IPV4
+        tristate "IPv4 NAT"
+        depends on NF_CONNTRACK_IPV4
+        default m if NETFILTER_ADVANCED=n
+        select NF_NAT
+        help
+          The IPv4 NAT option allows masquerading, port forwarding and other
+          forms of full Network Address Port Translation. This can be
+          controlled by iptables or nft.
+
+if NF_NAT_IPV4
+
+config NF_NAT_SNMP_BASIC
+        tristate "Basic SNMP-ALG support"
+        depends on NF_CONNTRACK_SNMP
+        depends on NETFILTER_ADVANCED
+        default NF_NAT && NF_CONNTRACK_SNMP
+        ---help---
+
+          This module implements an Application Layer Gateway (ALG) for
+          SNMP payloads.  In conjunction with NAT, it allows a network
+          management system to access multiple private networks with
+          conflicting addresses.  It works by modifying IP addresses
+          inside SNMP payloads to match IP-layer NAT mapping.
+
+          This is the "basic" form of SNMP-ALG, as described in RFC 2962
+
+          To compile it as a module, choose M here.  If unsure, say N.
+
+config NF_NAT_PROTO_GRE
+        tristate
+        depends on NF_CT_PROTO_GRE
+
+config NF_NAT_PPTP
+        tristate
+        depends on NF_CONNTRACK
+        default NF_CONNTRACK_PPTP
+        select NF_NAT_PROTO_GRE
+
+config NF_NAT_H323
+        tristate
+        depends on NF_CONNTRACK
+        default NF_CONNTRACK_H323
+
+endif # NF_NAT_IPV4
+
 config IP_NF_IPTABLES
         tristate "IP tables support (required for filtering/masq/NAT)"
         default m if NETFILTER_ADVANCED=n
@@ -170,19 +216,21 @@ config IP_NF_TARGET_SYNPROXY
           To compile it as a module, choose M here. If unsure, say N.
 
 # NAT + specific targets: nf_conntrack
-config NF_NAT_IPV4
-        tristate "IPv4 NAT"
+config IP_NF_NAT
+        tristate "iptables NAT support"
         depends on NF_CONNTRACK_IPV4
         default m if NETFILTER_ADVANCED=n
         select NF_NAT
+        select NF_NAT_IPV4
+        select NETFILTER_XT_NAT
         help
-          The IPv4 NAT option allows masquerading, port forwarding and other
-          forms of full Network Address Port Translation.  It is controlled by
-          the `nat' table in iptables: see the man page for iptables(8).
+          This enables the `nat' table in iptables. This allows masquerading,
+          port forwarding and other forms of full Network Address Port
+          Translation.
 
           To compile it as a module, choose M here.  If unsure, say N.
 
-if NF_NAT_IPV4
+if IP_NF_NAT
 
 config IP_NF_TARGET_MASQUERADE
         tristate "MASQUERADE target support"
@@ -214,47 +262,7 @@ config IP_NF_TARGET_REDIRECT
         (e.g. when running oldconfig). It selects
         CONFIG_NETFILTER_XT_TARGET_REDIRECT.
 
-endif
-
-config NF_NAT_SNMP_BASIC
-        tristate "Basic SNMP-ALG support"
-        depends on NF_CONNTRACK_SNMP && NF_NAT_IPV4
-        depends on NETFILTER_ADVANCED
-        default NF_NAT && NF_CONNTRACK_SNMP
-        ---help---
-
-          This module implements an Application Layer Gateway (ALG) for
-          SNMP payloads.  In conjunction with NAT, it allows a network
-          management system to access multiple private networks with
-          conflicting addresses.  It works by modifying IP addresses
-          inside SNMP payloads to match IP-layer NAT mapping.
-
-          This is the "basic" form of SNMP-ALG, as described in RFC 2962
-
-          To compile it as a module, choose M here.  If unsure, say N.
-
-# If they want FTP, set to $CONFIG_IP_NF_NAT (m or y),
-# or $CONFIG_IP_NF_FTP (m or y), whichever is weaker.
-# From kconfig-language.txt:
-#
-#           <expr> '&&' <expr>                   (6)
-#
-# (6) Returns the result of min(/expr/, /expr/).
-
-config NF_NAT_PROTO_GRE
-        tristate
-        depends on NF_NAT_IPV4 && NF_CT_PROTO_GRE
-
-config NF_NAT_PPTP
-        tristate
-        depends on NF_CONNTRACK && NF_NAT_IPV4
-        default NF_NAT_IPV4 && NF_CONNTRACK_PPTP
-        select NF_NAT_PROTO_GRE
-
-config NF_NAT_H323
-        tristate
-        depends on NF_CONNTRACK && NF_NAT_IPV4
-        default NF_NAT_IPV4 && NF_CONNTRACK_H323
+endif # IP_NF_NAT
 
 # mangle + specific targets
 config IP_NF_MANGLE
diff --git a/net/ipv4/netfilter/Makefile b/net/ipv4/netfilter/Makefile
index 33001621465b..edf4af32e9f2 100644
--- a/net/ipv4/netfilter/Makefile
+++ b/net/ipv4/netfilter/Makefile
@@ -43,7 +43,7 @@ obj-$(CONFIG_IP_NF_IPTABLES) += ip_tables.o
 # the three instances of ip_tables
 obj-$(CONFIG_IP_NF_FILTER) += iptable_filter.o
 obj-$(CONFIG_IP_NF_MANGLE) += iptable_mangle.o
-obj-$(CONFIG_NF_NAT_IPV4) += iptable_nat.o
+obj-$(CONFIG_IP_NF_NAT) += iptable_nat.o
 obj-$(CONFIG_IP_NF_RAW) += iptable_raw.o
 obj-$(CONFIG_IP_NF_SECURITY) += iptable_security.o
 
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index eaa4b000c7b4..cbadb942c332 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -746,7 +746,7 @@ static void __ip_do_redirect(struct rtable *rt, struct sk_buff *skb, struct flow
         }
 
         n = ipv4_neigh_lookup(&rt->dst, NULL, &new_gw);
-        if (n) {
+        if (!IS_ERR(n)) {
                 if (!(n->nud_state & NUD_VALID)) {
                         neigh_event_send(n, NULL);
                 } else {
@@ -2265,9 +2265,9 @@ struct rtable *ip_route_output_flow(struct net *net, struct flowi4 *flp4,
                 return rt;
 
         if (flp4->flowi4_proto)
-                rt = (struct rtable *) xfrm_lookup(net, &rt->dst,
-                                                   flowi4_to_flowi(flp4),
-                                                   sk, 0);
+                rt = (struct rtable *)xfrm_lookup_route(net, &rt->dst,
+                                                        flowi4_to_flowi(flp4),
+                                                        sk, 0);
 
         return rt;
 }
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 0b239fc1816e..3e118dfddd02 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -1690,14 +1690,12 @@ void addrconf_dad_failure(struct inet6_ifaddr *ifp)
         addrconf_mod_dad_work(ifp, 0);
 }
 
-/* Join to solicited addr multicast group. */
-
+/* Join to solicited addr multicast group.
+ * caller must hold RTNL */
 void addrconf_join_solict(struct net_device *dev, const struct in6_addr *addr)
 {
         struct in6_addr maddr;
 
-        ASSERT_RTNL();
-
         if (dev->flags&(IFF_LOOPBACK|IFF_NOARP))
                 return;
 
@@ -1705,12 +1703,11 @@ void addrconf_join_solict(struct net_device *dev, const struct in6_addr *addr)
         ipv6_dev_mc_inc(dev, &maddr);
 }
 
+/* caller must hold RTNL */
 void addrconf_leave_solict(struct inet6_dev *idev, const struct in6_addr *addr)
 {
         struct in6_addr maddr;
 
-        ASSERT_RTNL();
-
         if (idev->dev->flags&(IFF_LOOPBACK|IFF_NOARP))
                 return;
 
@@ -1718,12 +1715,11 @@ void addrconf_leave_solict(struct inet6_dev *idev, const struct in6_addr *addr)
         __ipv6_dev_mc_dec(idev, &maddr);
 }
 
+/* caller must hold RTNL */
 static void addrconf_join_anycast(struct inet6_ifaddr *ifp)
 {
         struct in6_addr addr;
 
-        ASSERT_RTNL();
-
         if (ifp->prefix_len >= 127) /* RFC 6164 */
                 return;
         ipv6_addr_prefix(&addr, &ifp->addr, ifp->prefix_len);
@@ -1732,12 +1728,11 @@ static void addrconf_join_anycast(struct inet6_ifaddr *ifp)
         ipv6_dev_ac_inc(ifp->idev->dev, &addr);
 }
 
+/* caller must hold RTNL */
 static void addrconf_leave_anycast(struct inet6_ifaddr *ifp)
 {
         struct in6_addr addr;
 
-        ASSERT_RTNL();
-
         if (ifp->prefix_len >= 127) /* RFC 6164 */
                 return;
         ipv6_addr_prefix(&addr, &ifp->addr, ifp->prefix_len);
@@ -3099,11 +3094,13 @@ static int addrconf_ifdown(struct net_device *dev, int how)
 
         write_unlock_bh(&idev->lock);
 
-        /* Step 5: Discard multicast list */
-        if (how)
+        /* Step 5: Discard anycast and multicast list */
+        if (how) {
+                ipv6_ac_destroy_dev(idev);
                 ipv6_mc_destroy_dev(idev);
-        else
+        } else {
                 ipv6_mc_down(idev);
+        }
 
         idev->tstamp = jiffies;
 
@@ -4773,24 +4770,21 @@ static void __ipv6_ifa_notify(int event, struct inet6_ifaddr *ifp)
                 addrconf_leave_solict(ifp->idev, &ifp->addr);
                 if (!ipv6_addr_any(&ifp->peer_addr)) {
                         struct rt6_info *rt;
-                        struct net_device *dev = ifp->idev->dev;
-
-                        rt = rt6_lookup(dev_net(dev), &ifp->peer_addr, NULL,
-                                        dev->ifindex, 1);
-                        if (rt) {
-                                dst_hold(&rt->dst);
-                                if (ip6_del_rt(rt))
-                                        dst_free(&rt->dst);
-                        }
+
+                        rt = addrconf_get_prefix_route(&ifp->peer_addr, 128,
+                                                       ifp->idev->dev, 0, 0);
+                        if (rt && ip6_del_rt(rt))
+                                dst_free(&rt->dst);
                 }
                 dst_hold(&ifp->rt->dst);
 
                 if (ip6_del_rt(ifp->rt))
                         dst_free(&ifp->rt->dst);
+
+                rt_genid_bump_ipv6(net);
                 break;
         }
         atomic_inc(&net->ipv6.dev_addr_genid);
-        rt_genid_bump_ipv6(net);
 }
 
 static void ipv6_ifa_notify(int event, struct inet6_ifaddr *ifp)
diff --git a/net/ipv6/addrconf_core.c b/net/ipv6/addrconf_core.c
index e6960457f625..98cc4cd570e2 100644
--- a/net/ipv6/addrconf_core.c
+++ b/net/ipv6/addrconf_core.c
@@ -8,6 +8,13 @@
 #include <net/addrconf.h>
 #include <net/ip.h>
 
+/* if ipv6 module registers this function is used by xfrm to force all
+ * sockets to relookup their nodes - this is fairly expensive, be
+ * careful
+ */
+void (*__fib6_flush_trees)(struct net *);
+EXPORT_SYMBOL(__fib6_flush_trees);
+
 #define IPV6_ADDR_SCOPE_TYPE(scope)     ((scope) << 16)
 
 static inline unsigned int ipv6_addr_scope2type(unsigned int scope)
diff --git a/net/ipv6/anycast.c b/net/ipv6/anycast.c
index 210183244689..9a386842fd62 100644
--- a/net/ipv6/anycast.c
+++ b/net/ipv6/anycast.c
@@ -77,6 +77,7 @@ int ipv6_sock_ac_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
         pac->acl_next = NULL;
         pac->acl_addr = *addr;
 
+        rtnl_lock();
         rcu_read_lock();
         if (ifindex == 0) {
                 struct rt6_info *rt;
@@ -137,6 +138,7 @@ int ipv6_sock_ac_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
 
 error:
         rcu_read_unlock();
+        rtnl_unlock();
         if (pac)
                 sock_kfree_s(sk, pac, sizeof(*pac));
         return err;
@@ -171,11 +173,13 @@ int ipv6_sock_ac_drop(struct sock *sk, int ifindex, const struct in6_addr *addr)
 
         spin_unlock_bh(&ipv6_sk_ac_lock);
 
+        rtnl_lock();
         rcu_read_lock();
         dev = dev_get_by_index_rcu(net, pac->acl_ifindex);
         if (dev)
                 ipv6_dev_ac_dec(dev, &pac->acl_addr);
         rcu_read_unlock();
+        rtnl_unlock();
 
         sock_kfree_s(sk, pac, sizeof(*pac));
         return 0;
@@ -198,6 +202,7 @@ void ipv6_sock_ac_close(struct sock *sk)
         spin_unlock_bh(&ipv6_sk_ac_lock);
 
         prev_index = 0;
+        rtnl_lock();
         rcu_read_lock();
         while (pac) {
                 struct ipv6_ac_socklist *next = pac->acl_next;
@@ -212,6 +217,7 @@ void ipv6_sock_ac_close(struct sock *sk)
                 pac = next;
         }
         rcu_read_unlock();
+        rtnl_unlock();
 }
 
 static void aca_put(struct ifacaddr6 *ac)
@@ -233,6 +239,8 @@ int ipv6_dev_ac_inc(struct net_device *dev, const struct in6_addr *addr)
         struct rt6_info *rt;
         int err;
 
+        ASSERT_RTNL();
+
         idev = in6_dev_get(dev);
 
         if (idev == NULL)
@@ -302,6 +310,8 @@ int __ipv6_dev_ac_dec(struct inet6_dev *idev, const struct in6_addr *addr)
 {
         struct ifacaddr6 *aca, *prev_aca;
 
+        ASSERT_RTNL();
+
         write_lock_bh(&idev->lock);
         prev_aca = NULL;
         for (aca = idev->ac_list; aca; aca = aca->aca_next) {
@@ -341,6 +351,27 @@ static int ipv6_dev_ac_dec(struct net_device *dev, const struct in6_addr *addr)
         return __ipv6_dev_ac_dec(idev, addr);
 }
 
+void ipv6_ac_destroy_dev(struct inet6_dev *idev)
+{
+        struct ifacaddr6 *aca;
+
+        write_lock_bh(&idev->lock);
+        while ((aca = idev->ac_list) != NULL) {
+                idev->ac_list = aca->aca_next;
+                write_unlock_bh(&idev->lock);
+
+                addrconf_leave_solict(idev, &aca->aca_addr);
+
+                dst_hold(&aca->aca_rt->dst);
+                ip6_del_rt(aca->aca_rt);
+
+                aca_put(aca);
+
+                write_lock_bh(&idev->lock);
+        }
+        write_unlock_bh(&idev->lock);
+}
+
 /*
  *      check if the interface has this anycast address
  *      called with rcu_read_lock()
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 76b7f5ee8f4c..97b9fa8de377 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -1605,6 +1605,24 @@ static void fib6_prune_clones(struct net *net, struct fib6_node *fn)
         fib6_clean_tree(net, fn, fib6_prune_clone, 1, NULL);
 }
 
+static int fib6_update_sernum(struct rt6_info *rt, void *arg)
+{
+        __u32 sernum = *(__u32 *)arg;
+
+        if (rt->rt6i_node &&
+            rt->rt6i_node->fn_sernum != sernum)
+                rt->rt6i_node->fn_sernum = sernum;
+
+        return 0;
+}
+
+static void fib6_flush_trees(struct net *net)
+{
+        __u32 new_sernum = fib6_new_sernum();
+
+        fib6_clean_all(net, fib6_update_sernum, &new_sernum);
+}
+
 /*
  *      Garbage collection
  */
@@ -1788,6 +1806,8 @@ int __init fib6_init(void)
                               NULL);
         if (ret)
                 goto out_unregister_subsys;
+
+        __fib6_flush_trees = fib6_flush_trees;
 out:
         return ret;
 
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 5f19dfbc4c6a..f304471477dc 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -314,6 +314,8 @@ static struct ip6_tnl *ip6gre_tunnel_locate(struct net *net,
         struct ip6gre_net *ign = net_generic(net, ip6gre_net_id);
 
         t = ip6gre_tunnel_find(net, parms, ARPHRD_IP6GRE);
+        if (t && create)
+                return NULL;
         if (t || !create)
                 return t;
 
@@ -1724,4 +1726,5 @@ MODULE_LICENSE("GPL");
 MODULE_AUTHOR("D. Kozlov (xeb@mail.ru)");
 MODULE_DESCRIPTION("GRE over IPv6 tunneling device");
 MODULE_ALIAS_RTNL_LINK("ip6gre");
+MODULE_ALIAS_RTNL_LINK("ip6gretap");
 MODULE_ALIAS_NETDEV("ip6gre0");
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 315a55d66079..0a3448b2888f 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1009,7 +1009,7 @@ struct dst_entry *ip6_dst_lookup_flow(struct sock *sk, struct flowi6 *fl6,
         if (final_dst)
                 fl6->daddr = *final_dst;
 
-        return xfrm_lookup(sock_net(sk), dst, flowi6_to_flowi(fl6), sk, 0);
+        return xfrm_lookup_route(sock_net(sk), dst, flowi6_to_flowi(fl6), sk, 0);
 }
 EXPORT_SYMBOL_GPL(ip6_dst_lookup_flow);
 
@@ -1041,7 +1041,7 @@ struct dst_entry *ip6_sk_dst_lookup_flow(struct sock *sk, struct flowi6 *fl6,
         if (final_dst)
                 fl6->daddr = *final_dst;
 
-        return xfrm_lookup(sock_net(sk), dst, flowi6_to_flowi(fl6), sk, 0);
+        return xfrm_lookup_route(sock_net(sk), dst, flowi6_to_flowi(fl6), sk, 0);
 }
 EXPORT_SYMBOL_GPL(ip6_sk_dst_lookup_flow);
 
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index f9de5a695072..69a84b464009 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -364,8 +364,12 @@ static struct ip6_tnl *ip6_tnl_locate(struct net *net,
              (t = rtnl_dereference(*tp)) != NULL;
              tp = &t->next) {
                 if (ipv6_addr_equal(local, &t->parms.laddr) &&
-                    ipv6_addr_equal(remote, &t->parms.raddr))
+                    ipv6_addr_equal(remote, &t->parms.raddr)) {
+                        if (create)
+                                return NULL;
+
                         return t;
+                }
         }
         if (!create)
                 return NULL;
diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
index 7f52fd9fa7b0..5833a2244467 100644
--- a/net/ipv6/ip6_vti.c
+++ b/net/ipv6/ip6_vti.c
@@ -253,8 +253,12 @@ static struct ip6_tnl *vti6_locate(struct net *net, struct __ip6_tnl_parm *p,
              (t = rtnl_dereference(*tp)) != NULL;
              tp = &t->next) {
                 if (ipv6_addr_equal(local, &t->parms.laddr) &&
-                    ipv6_addr_equal(remote, &t->parms.raddr))
+                    ipv6_addr_equal(remote, &t->parms.raddr)) {
+                        if (create)
+                                return NULL;
+
                         return t;
+                }
         }
         if (!create)
                 return NULL;
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 617f0958e164..a23b655a7627 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -172,6 +172,7 @@ int ipv6_sock_mc_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
         mc_lst->next = NULL;
         mc_lst->addr = *addr;
 
+        rtnl_lock();
         rcu_read_lock();
         if (ifindex == 0) {
                 struct rt6_info *rt;
@@ -185,6 +186,7 @@ int ipv6_sock_mc_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
 
         if (dev == NULL) {
                 rcu_read_unlock();
+                rtnl_unlock();
                 sock_kfree_s(sk, mc_lst, sizeof(*mc_lst));
                 return -ENODEV;
         }
@@ -202,6 +204,7 @@ int ipv6_sock_mc_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
 
         if (err) {
                 rcu_read_unlock();
+                rtnl_unlock();
                 sock_kfree_s(sk, mc_lst, sizeof(*mc_lst));
                 return err;
         }
@@ -212,6 +215,7 @@ int ipv6_sock_mc_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
         spin_unlock(&ipv6_sk_mc_lock);
 
         rcu_read_unlock();
+        rtnl_unlock();
 
         return 0;
 }
@@ -229,6 +233,7 @@ int ipv6_sock_mc_drop(struct sock *sk, int ifindex, const struct in6_addr *addr)
         if (!ipv6_addr_is_multicast(addr))
                 return -EINVAL;
 
+        rtnl_lock();
         spin_lock(&ipv6_sk_mc_lock);
         for (lnk = &np->ipv6_mc_list;
              (mc_lst = rcu_dereference_protected(*lnk,
@@ -252,12 +257,15 @@ int ipv6_sock_mc_drop(struct sock *sk, int ifindex, const struct in6_addr *addr)
                         } else
                                 (void) ip6_mc_leave_src(sk, mc_lst, NULL);
                         rcu_read_unlock();
+                        rtnl_unlock();
+
                         atomic_sub(sizeof(*mc_lst), &sk->sk_omem_alloc);
                         kfree_rcu(mc_lst, rcu);
                         return 0;
                 }
         }
         spin_unlock(&ipv6_sk_mc_lock);
+        rtnl_unlock();
 
         return -EADDRNOTAVAIL;
 }
@@ -302,6 +310,7 @@ void ipv6_sock_mc_close(struct sock *sk)
         if (!rcu_access_pointer(np->ipv6_mc_list))
                 return;
 
+        rtnl_lock();
         spin_lock(&ipv6_sk_mc_lock);
         while ((mc_lst = rcu_dereference_protected(np->ipv6_mc_list,
                                 lockdep_is_held(&ipv6_sk_mc_lock))) != NULL) {
@@ -328,6 +337,7 @@ void ipv6_sock_mc_close(struct sock *sk)
                 spin_lock(&ipv6_sk_mc_lock);
         }
         spin_unlock(&ipv6_sk_mc_lock);
+        rtnl_unlock();
 }
 
 int ip6_mc_source(int add, int omode, struct sock *sk,
@@ -845,6 +855,8 @@ int ipv6_dev_mc_inc(struct net_device *dev, const struct in6_addr *addr)
         struct ifmcaddr6 *mc;
         struct inet6_dev *idev;
 
+        ASSERT_RTNL();
+
         /* we need to take a reference on idev */
         idev = in6_dev_get(dev);
 
@@ -916,6 +928,8 @@ int __ipv6_dev_mc_dec(struct inet6_dev *idev, const struct in6_addr *addr)
 {
         struct ifmcaddr6 *ma, **map;
 
+        ASSERT_RTNL();
+
         write_lock_bh(&idev->lock);
         for (map = &idev->mc_list; (ma=*map) != NULL; map = &ma->next) {
                 if (ipv6_addr_equal(&ma->mca_addr, addr)) {
diff --git a/net/ipv6/netfilter/Kconfig b/net/ipv6/netfilter/Kconfig
index ac93df16f5af..2812816aabdc 100644
--- a/net/ipv6/netfilter/Kconfig
+++ b/net/ipv6/netfilter/Kconfig
@@ -57,9 +57,19 @@ config NFT_REJECT_IPV6
 
 config NF_LOG_IPV6
         tristate "IPv6 packet logging"
-        depends on NETFILTER_ADVANCED
+        default m if NETFILTER_ADVANCED=n
         select NF_LOG_COMMON
 
+config NF_NAT_IPV6
+        tristate "IPv6 NAT"
+        depends on NF_CONNTRACK_IPV6
+        depends on NETFILTER_ADVANCED
+        select NF_NAT
+        help
+          The IPv6 NAT option allows masquerading, port forwarding and other
+          forms of full Network Address Port Translation. This can be
+          controlled by iptables or nft.
+
 config IP6_NF_IPTABLES
         tristate "IP6 tables support (required for filtering)"
         depends on INET && IPV6
@@ -232,19 +242,21 @@ config IP6_NF_SECURITY
 
          If unsure, say N.
 
-config NF_NAT_IPV6
-        tristate "IPv6 NAT"
+config IP6_NF_NAT
+        tristate "ip6tables NAT support"
         depends on NF_CONNTRACK_IPV6
         depends on NETFILTER_ADVANCED
         select NF_NAT
+        select NF_NAT_IPV6
+        select NETFILTER_XT_NAT
         help
-          The IPv6 NAT option allows masquerading, port forwarding and other
-          forms of full Network Address Port Translation. It is controlled by
-          the `nat' table in ip6tables, see the man page for ip6tables(8).
+          This enables the `nat' table in ip6tables. This allows masquerading,
+          port forwarding and other forms of full Network Address Port
+          Translation.
 
           To compile it as a module, choose M here.  If unsure, say N.
 
-if NF_NAT_IPV6
+if IP6_NF_NAT
 
 config IP6_NF_TARGET_MASQUERADE
         tristate "MASQUERADE target support"
@@ -265,7 +277,7 @@ config IP6_NF_TARGET_NPT
 
           To compile it as a module, choose M here.  If unsure, say N.
 
-endif # NF_NAT_IPV6
+endif # IP6_NF_NAT
 
 endif # IP6_NF_IPTABLES
 
diff --git a/net/ipv6/netfilter/Makefile b/net/ipv6/netfilter/Makefile
index c0b263104ed2..c3d3286db4bb 100644
--- a/net/ipv6/netfilter/Makefile
+++ b/net/ipv6/netfilter/Makefile
@@ -8,7 +8,7 @@ obj-$(CONFIG_IP6_NF_FILTER) += ip6table_filter.o
 obj-$(CONFIG_IP6_NF_MANGLE) += ip6table_mangle.o
 obj-$(CONFIG_IP6_NF_RAW) += ip6table_raw.o
 obj-$(CONFIG_IP6_NF_SECURITY) += ip6table_security.o
-obj-$(CONFIG_NF_NAT_IPV6) += ip6table_nat.o
+obj-$(CONFIG_IP6_NF_NAT) += ip6table_nat.o
 
 # objects for l3 independent conntrack
 nf_conntrack_ipv6-y  :=  nf_conntrack_l3proto_ipv6.o nf_conntrack_proto_icmpv6.o
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index f23fbd28a501..bafde82324c5 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -314,7 +314,6 @@ static inline struct rt6_info *ip6_dst_alloc(struct net *net,
 
                 memset(dst + 1, 0, sizeof(*rt) - sizeof(*dst));
                 rt6_init_peer(rt, table ? &table->tb6_peers : net->ipv6.peers);
-                rt->rt6i_genid = rt_genid_ipv6(net);
                 INIT_LIST_HEAD(&rt->rt6i_siblings);
         }
         return rt;
@@ -1098,9 +1097,6 @@ static struct dst_entry *ip6_dst_check(struct dst_entry *dst, u32 cookie)
          * DST_OBSOLETE_FORCE_CHK which forces validation calls down
          * into this function always.
          */
-        if (rt->rt6i_genid != rt_genid_ipv6(dev_net(rt->dst.dev)))
-                return NULL;
-
         if (!rt->rt6i_node || (rt->rt6i_node->fn_sernum != cookie))
                 return NULL;
 
diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c
index 13752d96275e..b704a9356208 100644
--- a/net/l2tp/l2tp_ppp.c
+++ b/net/l2tp/l2tp_ppp.c
@@ -755,7 +755,8 @@ static int pppol2tp_connect(struct socket *sock, struct sockaddr *uservaddr,
         /* If PMTU discovery was enabled, use the MTU that was discovered */
         dst = sk_dst_get(tunnel->sock);
         if (dst != NULL) {
-                u32 pmtu = dst_mtu(__sk_dst_get(tunnel->sock));
+                u32 pmtu = dst_mtu(dst);
+
                 if (pmtu != 0)
                         session->mtu = session->mru = pmtu -
                                 PPPOL2TP_HEADER_OVERHEAD;
diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c
index 0375009ddc0d..399ad82c997f 100644
--- a/net/mac80211/chan.c
+++ b/net/mac80211/chan.c
@@ -541,6 +541,8 @@ static void ieee80211_recalc_chanctx_chantype(struct ieee80211_local *local,
                         continue;
                 if (rcu_access_pointer(sdata->vif.chanctx_conf) != conf)
                         continue;
+                if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
+                        continue;
 
                 if (!compat)
                         compat = &sdata->vif.bss_conf.chandef;
diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c
index 3db96648b45a..86173c0de40e 100644
--- a/net/mac80211/debugfs_sta.c
+++ b/net/mac80211/debugfs_sta.c
@@ -167,7 +167,7 @@ static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf,
         p += scnprintf(p, sizeof(buf) + buf - p, "next dialog_token: %#02x\n",
                         sta->ampdu_mlme.dialog_token_allocator + 1);
         p += scnprintf(p, sizeof(buf) + buf - p,
-                       "TID\t\tRX active\tDTKN\tSSN\t\tTX\tDTKN\tpending\n");
+                       "TID\t\tRX\tDTKN\tSSN\t\tTX\tDTKN\tpending\n");
 
         for (i = 0; i < IEEE80211_NUM_TIDS; i++) {
                 tid_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[i]);
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 01eede7406a5..f75e5f132c5a 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -1175,8 +1175,8 @@ static void ieee80211_iface_work(struct work_struct *work)
                         if (sta) {
                                 u16 last_seq;
 
-                                last_seq = le16_to_cpu(
-                                        sta->last_seq_ctrl[rx_agg->tid]);
+                                last_seq = IEEE80211_SEQ_TO_SN(le16_to_cpu(
+                                        sta->last_seq_ctrl[rx_agg->tid]));
 
                                 __ieee80211_start_rx_ba_session(sta,
                                                 0, 0,
diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c
index 63b874101b27..c47194d27149 100644
--- a/net/mac80211/mesh_plink.c
+++ b/net/mac80211/mesh_plink.c
@@ -959,7 +959,8 @@ mesh_plink_get_event(struct ieee80211_sub_if_data *sdata,
                 if (!matches_local)
                         event = CNF_RJCT;
                 if (!mesh_plink_free_count(sdata) ||
-                    (sta->llid != llid || sta->plid != plid))
+                    sta->llid != llid ||
+                    (sta->plid && sta->plid != plid))
                         event = CNF_IGNR;
                 else
                         event = CNF_ACPT;
@@ -1080,6 +1081,10 @@ mesh_process_plink_frame(struct ieee80211_sub_if_data *sdata,
                 goto unlock_rcu;
         }
 
+        /* 802.11-2012 13.3.7.2 - update plid on CNF if not set */
+        if (!sta->plid && event == CNF_ACPT)
+                sta->plid = plid;
+
         changed |= mesh_plink_fsm(sdata, sta, event);
 
 unlock_rcu:
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 31a8afaf7332..b82a12a9f0f1 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -4376,8 +4376,7 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
         rcu_read_unlock();
 
         if (bss->wmm_used && bss->uapsd_supported &&
-            (sdata->local->hw.flags & IEEE80211_HW_SUPPORTS_UAPSD) &&
-            sdata->wmm_acm != 0xff) {
+            (sdata->local->hw.flags & IEEE80211_HW_SUPPORTS_UAPSD)) {
                 assoc_data->uapsd = true;
                 ifmgd->flags |= IEEE80211_STA_UAPSD_ENABLED;
         } else {
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index c6ee2139fbc5..a1e433b88c66 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -1094,8 +1094,11 @@ void ieee80211_sta_ps_deliver_wakeup(struct sta_info *sta)
         unsigned long flags;
         struct ps_data *ps;
 
-        if (sdata->vif.type == NL80211_IFTYPE_AP ||
-            sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
+        if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
+                sdata = container_of(sdata->bss, struct ieee80211_sub_if_data,
+                                     u.ap);
+
+        if (sdata->vif.type == NL80211_IFTYPE_AP)
                 ps = &sdata->bss->ps;
         else if (ieee80211_vif_is_mesh(&sdata->vif))
                 ps = &sdata->u.mesh.ps;
@@ -1819,7 +1822,7 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
                 sinfo->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_PREAMBLE;
         if (sdata->vif.bss_conf.use_short_slot)
                 sinfo->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_SLOT_TIME;
-        sinfo->bss_param.dtim_period = sdata->local->hw.conf.ps_dtim_period;
+        sinfo->bss_param.dtim_period = sdata->vif.bss_conf.dtim_period;
         sinfo->bss_param.beacon_interval = sdata->vif.bss_conf.beacon_int;
 
         sinfo->sta_flags.set = 0;
diff --git a/net/mac802154/wpan.c b/net/mac802154/wpan.c
index 3c3069fd6971..547838822d5e 100644
--- a/net/mac802154/wpan.c
+++ b/net/mac802154/wpan.c
@@ -462,7 +462,10 @@ mac802154_subif_frame(struct mac802154_sub_if_data *sdata, struct sk_buff *skb,
                         skb->pkt_type = PACKET_OTHERHOST;
                 break;
         default:
-                break;
+                spin_unlock_bh(&sdata->mib_lock);
+                pr_debug("invalid dest mode\n");
+                kfree_skb(skb);
+                return NET_RX_DROP;
         }
 
         spin_unlock_bh(&sdata->mib_lock);
@@ -573,6 +576,7 @@ void mac802154_wpans_rx(struct mac802154_priv *priv, struct sk_buff *skb)
         ret = mac802154_parse_frame_start(skb, &hdr);
         if (ret) {
                 pr_debug("got invalid frame\n");
+                kfree_skb(skb);
                 return;
         }
 
diff --git a/net/netfilter/Kconfig b/net/netfilter/Kconfig
index ad751fe2e82b..6d77cce481d5 100644
--- a/net/netfilter/Kconfig
+++ b/net/netfilter/Kconfig
@@ -499,7 +499,7 @@ config NFT_LIMIT
 config NFT_NAT
         depends on NF_TABLES
         depends on NF_CONNTRACK
-        depends on NF_NAT
+        select NF_NAT
         tristate "Netfilter nf_tables nat module"
         help
           This option adds the "nat" expression that you can use to perform
@@ -747,7 +747,9 @@ config NETFILTER_XT_TARGET_LED
 
 config NETFILTER_XT_TARGET_LOG
         tristate "LOG target support"
-        depends on NF_LOG_IPV4 && NF_LOG_IPV6
+        select NF_LOG_COMMON
+        select NF_LOG_IPV4
+        select NF_LOG_IPV6 if IPV6
         default m if NETFILTER_ADVANCED=n
         help
           This option adds a `LOG' target, which allows you to create rules in
@@ -764,6 +766,14 @@ config NETFILTER_XT_TARGET_MARK
         (e.g. when running oldconfig). It selects
         CONFIG_NETFILTER_XT_MARK (combined mark/MARK module).
 
+config NETFILTER_XT_NAT
+        tristate '"SNAT and DNAT" targets support'
+        depends on NF_NAT
+        ---help---
+        This option enables the SNAT and DNAT targets.
+
+        To compile it as a module, choose M here. If unsure, say N.
+
 config NETFILTER_XT_TARGET_NETMAP
         tristate '"NETMAP" target support'
         depends on NF_NAT
@@ -837,6 +847,7 @@ config NETFILTER_XT_TARGET_TPROXY
         tristate '"TPROXY" target transparent proxying support'
         depends on NETFILTER_XTABLES
         depends on NETFILTER_ADVANCED
+        depends on (IPV6 || IPV6=n)
         depends on IP_NF_MANGLE
         select NF_DEFRAG_IPV4
         select NF_DEFRAG_IPV6 if IP6_NF_IPTABLES
diff --git a/net/netfilter/Makefile b/net/netfilter/Makefile
index 8308624a406a..fad5fdba34e5 100644
--- a/net/netfilter/Makefile
+++ b/net/netfilter/Makefile
@@ -95,7 +95,7 @@ obj-$(CONFIG_NETFILTER_XTABLES) += x_tables.o xt_tcpudp.o
 obj-$(CONFIG_NETFILTER_XT_MARK) += xt_mark.o
 obj-$(CONFIG_NETFILTER_XT_CONNMARK) += xt_connmark.o
 obj-$(CONFIG_NETFILTER_XT_SET) += xt_set.o
-obj-$(CONFIG_NF_NAT) += xt_nat.o
+obj-$(CONFIG_NETFILTER_XT_NAT) += xt_nat.o
 
 # targets
 obj-$(CONFIG_NETFILTER_XT_TARGET_AUDIT) += xt_AUDIT.o
diff --git a/net/netfilter/core.c b/net/netfilter/core.c
index a93c97f106d4..024a2e25c8a4 100644
--- a/net/netfilter/core.c
+++ b/net/netfilter/core.c
@@ -54,7 +54,7 @@ EXPORT_SYMBOL_GPL(nf_unregister_afinfo);
 struct list_head nf_hooks[NFPROTO_NUMPROTO][NF_MAX_HOOKS] __read_mostly;
 EXPORT_SYMBOL(nf_hooks);
 
-#if defined(CONFIG_JUMP_LABEL)
+#ifdef HAVE_JUMP_LABEL
 struct static_key nf_hooks_needed[NFPROTO_NUMPROTO][NF_MAX_HOOKS];
 EXPORT_SYMBOL(nf_hooks_needed);
 #endif
@@ -72,7 +72,7 @@ int nf_register_hook(struct nf_hook_ops *reg)
         }
         list_add_rcu(&reg->list, elem->list.prev);
         mutex_unlock(&nf_hook_mutex);
-#if defined(CONFIG_JUMP_LABEL)
+#ifdef HAVE_JUMP_LABEL
         static_key_slow_inc(&nf_hooks_needed[reg->pf][reg->hooknum]);
 #endif
         return 0;
@@ -84,7 +84,7 @@ void nf_unregister_hook(struct nf_hook_ops *reg)
         mutex_lock(&nf_hook_mutex);
         list_del_rcu(&reg->list);
         mutex_unlock(&nf_hook_mutex);
-#if defined(CONFIG_JUMP_LABEL)
+#ifdef HAVE_JUMP_LABEL
         static_key_slow_dec(&nf_hooks_needed[reg->pf][reg->hooknum]);
 #endif
         synchronize_net();
diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c
index e6836755c45d..5c34e8d42e01 100644
--- a/net/netfilter/ipvs/ip_vs_core.c
+++ b/net/netfilter/ipvs/ip_vs_core.c
@@ -1906,7 +1906,7 @@ static struct nf_hook_ops ip_vs_ops[] __read_mostly = {
         {
                 .hook           = ip_vs_local_reply6,
                 .owner          = THIS_MODULE,
-                .pf             = NFPROTO_IPV4,
+                .pf             = NFPROTO_IPV6,
                 .hooknum        = NF_INET_LOCAL_OUT,
                 .priority       = NF_IP6_PRI_NAT_DST + 1,
         },
diff --git a/net/netfilter/ipvs/ip_vs_xmit.c b/net/netfilter/ipvs/ip_vs_xmit.c
index 6f70bdd3a90a..56896a412bce 100644
--- a/net/netfilter/ipvs/ip_vs_xmit.c
+++ b/net/netfilter/ipvs/ip_vs_xmit.c
@@ -38,6 +38,7 @@
 #include <net/route.h>                  /* for ip_route_output */
 #include <net/ipv6.h>
 #include <net/ip6_route.h>
+#include <net/ip_tunnels.h>
 #include <net/addrconf.h>
 #include <linux/icmpv6.h>
 #include <linux/netfilter.h>
@@ -862,11 +863,15 @@ ip_vs_tunnel_xmit(struct sk_buff *skb, struct ip_vs_conn *cp,
                 old_iph = ip_hdr(skb);
         }
 
-        skb->transport_header = skb->network_header;
-
         /* fix old IP header checksum */
         ip_send_check(old_iph);
 
+        skb = iptunnel_handle_offloads(skb, false, SKB_GSO_IPIP);
+        if (IS_ERR(skb))
+                goto tx_error;
+
+        skb->transport_header = skb->network_header;
+
         skb_push(skb, sizeof(struct iphdr));
         skb_reset_network_header(skb);
         memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt));
@@ -900,7 +905,8 @@ ip_vs_tunnel_xmit(struct sk_buff *skb, struct ip_vs_conn *cp,
         return NF_STOLEN;
 
   tx_error:
-        kfree_skb(skb);
+        if (!IS_ERR(skb))
+                kfree_skb(skb);
         rcu_read_unlock();
         LeaveFunction(10);
         return NF_STOLEN;
@@ -953,6 +959,11 @@ ip_vs_tunnel_xmit_v6(struct sk_buff *skb, struct ip_vs_conn *cp,
                 old_iph = ipv6_hdr(skb);
         }
 
+        /* GSO: we need to provide proper SKB_GSO_ value for IPv6 */
+        skb = iptunnel_handle_offloads(skb, false, 0); /* SKB_GSO_SIT/IPV6 */
+        if (IS_ERR(skb))
+                goto tx_error;
+
         skb->transport_header = skb->network_header;
 
         skb_push(skb, sizeof(struct ipv6hdr));
@@ -988,7 +999,8 @@ ip_vs_tunnel_xmit_v6(struct sk_buff *skb, struct ip_vs_conn *cp,
         return NF_STOLEN;
 
 tx_error:
-        kfree_skb(skb);
+        if (!IS_ERR(skb))
+                kfree_skb(skb);
         rcu_read_unlock();
         LeaveFunction(10);
         return NF_STOLEN;
diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c
index c138b8fbe280..f37f0716a9fc 100644
--- a/net/netfilter/nfnetlink.c
+++ b/net/netfilter/nfnetlink.c
@@ -222,6 +222,51 @@ replay:
         }
 }
 
+struct nfnl_err {
+        struct list_head        head;
+        struct nlmsghdr         *nlh;
+        int                     err;
+};
+
+static int nfnl_err_add(struct list_head *list, struct nlmsghdr *nlh, int err)
+{
+        struct nfnl_err *nfnl_err;
+
+        nfnl_err = kmalloc(sizeof(struct nfnl_err), GFP_KERNEL);
+        if (nfnl_err == NULL)
+                return -ENOMEM;
+
+        nfnl_err->nlh = nlh;
+        nfnl_err->err = err;
+        list_add_tail(&nfnl_err->head, list);
+
+        return 0;
+}
+
+static void nfnl_err_del(struct nfnl_err *nfnl_err)
+{
+        list_del(&nfnl_err->head);
+        kfree(nfnl_err);
+}
+
+static void nfnl_err_reset(struct list_head *err_list)
+{
+        struct nfnl_err *nfnl_err, *next;
+
+        list_for_each_entry_safe(nfnl_err, next, err_list, head)
+                nfnl_err_del(nfnl_err);
+}
+
+static void nfnl_err_deliver(struct list_head *err_list, struct sk_buff *skb)
+{
+        struct nfnl_err *nfnl_err, *next;
+
+        list_for_each_entry_safe(nfnl_err, next, err_list, head) {
+                netlink_ack(skb, nfnl_err->nlh, nfnl_err->err);
+                nfnl_err_del(nfnl_err);
+        }
+}
+
 static void nfnetlink_rcv_batch(struct sk_buff *skb, struct nlmsghdr *nlh,
                                 u_int16_t subsys_id)
 {
@@ -230,6 +275,7 @@ static void nfnetlink_rcv_batch(struct sk_buff *skb, struct nlmsghdr *nlh,
         const struct nfnetlink_subsystem *ss;
         const struct nfnl_callback *nc;
         bool success = true, done = false;
+        static LIST_HEAD(err_list);
         int err;
 
         if (subsys_id >= NFNL_SUBSYS_COUNT)
@@ -287,6 +333,7 @@ replay:
                 type = nlh->nlmsg_type;
                 if (type == NFNL_MSG_BATCH_BEGIN) {
                         /* Malformed: Batch begin twice */
+                        nfnl_err_reset(&err_list);
                         success = false;
                         goto done;
                 } else if (type == NFNL_MSG_BATCH_END) {
@@ -333,6 +380,7 @@ replay:
                          * original skb.
                          */
                         if (err == -EAGAIN) {
+                                nfnl_err_reset(&err_list);
                                 ss->abort(skb);
                                 nfnl_unlock(subsys_id);
                                 kfree_skb(nskb);
@@ -341,11 +389,24 @@ replay:
                 }
 ack:
                 if (nlh->nlmsg_flags & NLM_F_ACK || err) {
+                        /* Errors are delivered once the full batch has been
+                         * processed, this avoids that the same error is
+                         * reported several times when replaying the batch.
+                         */
+                        if (nfnl_err_add(&err_list, nlh, err) < 0) {
+                                /* We failed to enqueue an error, reset the
+                                 * list of errors and send OOM to userspace
+                                 * pointing to the batch header.
+                                 */
+                                nfnl_err_reset(&err_list);
+                                netlink_ack(skb, nlmsg_hdr(oskb), -ENOMEM);
+                                success = false;
+                                goto done;
+                        }
                         /* We don't stop processing the batch on errors, thus,
                          * userspace gets all the errors that the batch
                          * triggers.
                          */
-                        netlink_ack(skb, nlh, err);
                         if (err)
                                 success = false;
                 }
@@ -361,6 +422,7 @@ done:
         else
                 ss->abort(skb);
 
+        nfnl_err_deliver(&err_list, oskb);
         nfnl_unlock(subsys_id);
         kfree_skb(nskb);
 }
diff --git a/net/netfilter/nft_hash.c b/net/netfilter/nft_hash.c
index 28fb8f38e6ba..8892b7b6184a 100644
--- a/net/netfilter/nft_hash.c
+++ b/net/netfilter/nft_hash.c
@@ -180,15 +180,17 @@ static int nft_hash_init(const struct nft_set *set,
 static void nft_hash_destroy(const struct nft_set *set)
 {
         const struct rhashtable *priv = nft_set_priv(set);
-        const struct bucket_table *tbl;
+        const struct bucket_table *tbl = priv->tbl;
         struct nft_hash_elem *he, *next;
         unsigned int i;
 
-        tbl = rht_dereference(priv->tbl, priv);
-        for (i = 0; i < tbl->size; i++)
-                rht_for_each_entry_safe(he, next, tbl->buckets[i], priv, node)
+        for (i = 0; i < tbl->size; i++) {
+                for (he = rht_entry(tbl->buckets[i], struct nft_hash_elem, node);
+                     he != NULL; he = next) {
+                        next = rht_entry(he->node.next, struct nft_hash_elem, node);
                         nft_hash_elem_destroy(set, he);
-
+                }
+        }
         rhashtable_destroy(priv);
 }
 
diff --git a/net/netfilter/nft_rbtree.c b/net/netfilter/nft_rbtree.c
index e1836ff88199..46214f245665 100644
--- a/net/netfilter/nft_rbtree.c
+++ b/net/netfilter/nft_rbtree.c
@@ -234,13 +234,11 @@ static void nft_rbtree_destroy(const struct nft_set *set)
         struct nft_rbtree_elem *rbe;
         struct rb_node *node;
 
-        spin_lock_bh(&nft_rbtree_lock);
         while ((node = priv->root.rb_node) != NULL) {
                 rb_erase(node, &priv->root);
                 rbe = rb_entry(node, struct nft_rbtree_elem, node);
                 nft_rbtree_elem_destroy(set, rbe);
         }
-        spin_unlock_bh(&nft_rbtree_lock);
 }
 
 static bool nft_rbtree_estimate(const struct nft_set_desc *desc, u32 features,
diff --git a/net/netfilter/xt_cgroup.c b/net/netfilter/xt_cgroup.c
index f4e833005320..7198d660b4de 100644
--- a/net/netfilter/xt_cgroup.c
+++ b/net/netfilter/xt_cgroup.c
@@ -31,7 +31,7 @@ static int cgroup_mt_check(const struct xt_mtchk_param *par)
         if (info->invert & ~1)
                 return -EINVAL;
 
-        return info->id ? 0 : -EINVAL;
+        return 0;
 }
 
 static bool
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 7228ec3faf19..64dc864a417f 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -78,11 +78,12 @@ static const struct genl_multicast_group ovs_dp_vport_multicast_group = {
 
 /* Check if need to build a reply message.
  * OVS userspace sets the NLM_F_ECHO flag if it needs the reply. */
-static bool ovs_must_notify(struct genl_info *info,
-                            const struct genl_multicast_group *grp)
+static bool ovs_must_notify(struct genl_family *family, struct genl_info *info,
+                            unsigned int group)
 {
         return info->nlhdr->nlmsg_flags & NLM_F_ECHO ||
-                netlink_has_listeners(genl_info_net(info)->genl_sock, 0);
+               genl_has_listeners(family, genl_info_net(info)->genl_sock,
+                                  group);
 }
 
 static void ovs_notify(struct genl_family *family,
@@ -265,8 +266,11 @@ void ovs_dp_process_received_packet(struct vport *p, struct sk_buff *skb)
                 upcall.key = &key;
                 upcall.userdata = NULL;
                 upcall.portid = ovs_vport_find_upcall_portid(p, skb);
-                ovs_dp_upcall(dp, skb, &upcall);
-                consume_skb(skb);
+                error = ovs_dp_upcall(dp, skb, &upcall);
+                if (unlikely(error))
+                        kfree_skb(skb);
+                else
+                        consume_skb(skb);
                 stats_counter = &stats->n_missed;
                 goto out;
         }
@@ -404,7 +408,7 @@ static int queue_userspace_packet(struct datapath *dp, struct sk_buff *skb,
 {
         struct ovs_header *upcall;
         struct sk_buff *nskb = NULL;
-        struct sk_buff *user_skb; /* to be queued to userspace */
+        struct sk_buff *user_skb = NULL; /* to be queued to userspace */
         struct nlattr *nla;
         struct genl_info info = {
                 .dst_sk = ovs_dp_get_net(dp)->genl_sock,
@@ -494,9 +498,11 @@ static int queue_userspace_packet(struct datapath *dp, struct sk_buff *skb,
         ((struct nlmsghdr *) user_skb->data)->nlmsg_len = user_skb->len;
 
         err = genlmsg_unicast(ovs_dp_get_net(dp), user_skb, upcall_info->portid);
+        user_skb = NULL;
 out:
         if (err)
                 skb_tx_error(skb);
+        kfree_skb(user_skb);
         kfree_skb(nskb);
         return err;
 }
@@ -758,7 +764,7 @@ static struct sk_buff *ovs_flow_cmd_alloc_info(const struct sw_flow_actions *act
 {
         struct sk_buff *skb;
 
-        if (!always && !ovs_must_notify(info, &ovs_dp_flow_multicast_group))
+        if (!always && !ovs_must_notify(&dp_flow_genl_family, info, 0))
                 return NULL;
 
         skb = genlmsg_new_unicast(ovs_flow_cmd_msg_size(acts), info, GFP_KERNEL);
diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c
index 14c98e48f261..0f62326c0f5e 100644
--- a/net/rfkill/rfkill-gpio.c
+++ b/net/rfkill/rfkill-gpio.c
@@ -54,7 +54,7 @@ static int rfkill_gpio_set_power(void *data, bool blocked)
         if (blocked && !IS_ERR(rfkill->clk) && rfkill->clk_enabled)
                 clk_disable(rfkill->clk);
 
-        rfkill->clk_enabled = blocked;
+        rfkill->clk_enabled = !blocked;
 
         return 0;
 }
@@ -158,10 +158,12 @@ static const struct acpi_device_id rfkill_acpi_match[] = {
         { "BCM2E1A", RFKILL_TYPE_BLUETOOTH },
         { "BCM2E39", RFKILL_TYPE_BLUETOOTH },
         { "BCM2E3D", RFKILL_TYPE_BLUETOOTH },
+        { "BCM2E64", RFKILL_TYPE_BLUETOOTH },
         { "BCM4752", RFKILL_TYPE_GPS },
         { "LNV4752", RFKILL_TYPE_GPS },
         { },
 };
+MODULE_DEVICE_TABLE(acpi, rfkill_acpi_match);
 #endif
 
 static struct platform_driver rfkill_gpio_driver = {
diff --git a/net/rxrpc/ar-key.c b/net/rxrpc/ar-key.c
index b45d080e64a7..1b24191167f1 100644
--- a/net/rxrpc/ar-key.c
+++ b/net/rxrpc/ar-key.c
@@ -1143,7 +1143,7 @@ static long rxrpc_read(const struct key *key,
                 if (copy_to_user(xdr, (s), _l) != 0)                    \
                         goto fault;                                     \
                 if (_l & 3 &&                                           \
-                    copy_to_user((u8 *)xdr + _l, &zero, 4 - (_l & 3)) != 0) \
+                    copy_to_user((u8 __user *)xdr + _l, &zero, 4 - (_l & 3)) != 0) \
                         goto fault;                                     \
                 xdr += (_l + 3) >> 2;                                   \
         } while(0)
diff --git a/net/sched/ematch.c b/net/sched/ematch.c
index 3a633debb6df..ad57f4444b9c 100644
--- a/net/sched/ematch.c
+++ b/net/sched/ematch.c
@@ -526,9 +526,11 @@ pop_stack:
                 match_idx = stack[--stackp];
                 cur_match = tcf_em_get_match(tree, match_idx);
 
-                if (tcf_em_early_end(cur_match, res))
+                if (tcf_em_early_end(cur_match, res)) {
+                        if (tcf_em_is_inverted(cur_match))
+                                res = !res;
                         goto pop_stack;
-                else {
+                } else {
                         match_idx++;
                         goto proceed;
                 }
diff --git a/net/sched/sch_choke.c b/net/sched/sch_choke.c
index ed30e436128b..fb666d1e4de3 100644
--- a/net/sched/sch_choke.c
+++ b/net/sched/sch_choke.c
@@ -133,10 +133,16 @@ static void choke_drop_by_idx(struct Qdisc *sch, unsigned int idx)
         --sch->q.qlen;
 }
 
+/* private part of skb->cb[] that a qdisc is allowed to use
+ * is limited to QDISC_CB_PRIV_LEN bytes.
+ * As a flow key might be too large, we store a part of it only.
+ */
+#define CHOKE_K_LEN min_t(u32, sizeof(struct flow_keys), QDISC_CB_PRIV_LEN - 3)
+
 struct choke_skb_cb {
         u16                     classid;
         u8                      keys_valid;
-        struct flow_keys        keys;
+        u8                      keys[QDISC_CB_PRIV_LEN - 3];
 };
 
 static inline struct choke_skb_cb *choke_skb_cb(const struct sk_buff *skb)
@@ -163,22 +169,26 @@ static u16 choke_get_classid(const struct sk_buff *skb)
 static bool choke_match_flow(struct sk_buff *skb1,
                              struct sk_buff *skb2)
 {
+        struct flow_keys temp;
+
         if (skb1->protocol != skb2->protocol)
                 return false;
 
         if (!choke_skb_cb(skb1)->keys_valid) {
                 choke_skb_cb(skb1)->keys_valid = 1;
-                skb_flow_dissect(skb1, &choke_skb_cb(skb1)->keys);
+                skb_flow_dissect(skb1, &temp);
+                memcpy(&choke_skb_cb(skb1)->keys, &temp, CHOKE_K_LEN);
         }
 
         if (!choke_skb_cb(skb2)->keys_valid) {
                 choke_skb_cb(skb2)->keys_valid = 1;
-                skb_flow_dissect(skb2, &choke_skb_cb(skb2)->keys);
+                skb_flow_dissect(skb2, &temp);
+                memcpy(&choke_skb_cb(skb2)->keys, &temp, CHOKE_K_LEN);
         }
 
         return !memcmp(&choke_skb_cb(skb1)->keys,
                        &choke_skb_cb(skb2)->keys,
-                       sizeof(struct flow_keys));
+                       CHOKE_K_LEN);
 }
 
 /*
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index eb71d49e7653..634a2abb5f3a 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -4243,7 +4243,7 @@ static int sctp_getsockopt_sctp_status(struct sock *sk, int len,
         transport = asoc->peer.primary_path;
 
         status.sstat_assoc_id = sctp_assoc2id(asoc);
-        status.sstat_state = asoc->state;
+        status.sstat_state = sctp_assoc_to_state(asoc);
         status.sstat_rwnd =  asoc->peer.rwnd;
         status.sstat_unackdata = asoc->unack_data;
 
diff --git a/net/socket.c b/net/socket.c
index 95ee7d8682e7..4cdbc107606f 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -734,8 +734,7 @@ void __sock_recv_timestamp(struct msghdr *msg, struct sock *sk,
         }
 
         memset(&tss, 0, sizeof(tss));
-        if ((sk->sk_tsflags & SOF_TIMESTAMPING_SOFTWARE ||
-             skb_shinfo(skb)->tx_flags & SKBTX_ANY_SW_TSTAMP) &&
+        if ((sk->sk_tsflags & SOF_TIMESTAMPING_SOFTWARE) &&
             ktime_to_timespec_cond(skb->tstamp, tss.ts + 0))
                 empty = 0;
         if (shhwtstamps &&
@@ -1997,6 +1996,9 @@ static int copy_msghdr_from_user(struct msghdr *kmsg,
         if (copy_from_user(kmsg, umsg, sizeof(struct msghdr)))
                 return -EFAULT;
 
+        if (kmsg->msg_name == NULL)
+                kmsg->msg_namelen = 0;
+
         if (kmsg->msg_namelen < 0)
                 return -EINVAL;
 
@@ -2602,7 +2604,7 @@ SYSCALL_DEFINE2(socketcall, int, call, unsigned long __user *, args)
  *
  *      This function is called by a protocol handler that wants to
  *      advertise its address family, and have it linked into the
- *      socket interface. The value ops->family coresponds to the
+ *      socket interface. The value ops->family corresponds to the
  *      socket system call protocol family.
  */
 int sock_register(const struct net_proto_family *ops)
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index df7b1332a1ec..7257164af91b 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -6969,6 +6969,9 @@ void __cfg80211_send_event_skb(struct sk_buff *skb, gfp_t gfp)
         struct nlattr *data = ((void **)skb->cb)[2];
         enum nl80211_multicast_groups mcgrp = NL80211_MCGRP_TESTMODE;
 
+        /* clear CB data for netlink core to own from now on */
+        memset(skb->cb, 0, sizeof(skb->cb));
+
         nla_nest_end(skb, data);
         genlmsg_end(skb, hdr);
 
@@ -9294,6 +9297,9 @@ int cfg80211_vendor_cmd_reply(struct sk_buff *skb)
         void *hdr = ((void **)skb->cb)[1];
         struct nlattr *data = ((void **)skb->cb)[2];
 
+        /* clear CB data for netlink core to own from now on */
+        memset(skb->cb, 0, sizeof(skb->cb));
+
         if (WARN_ON(!rdev->cur_cmd_info)) {
                 kfree_skb(skb);
                 return -EINVAL;
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index beeed602aeb3..fdde51f4271a 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -39,6 +39,11 @@
 #define XFRM_QUEUE_TMO_MAX ((unsigned)(60*HZ))
 #define XFRM_MAX_QUEUE_LEN      100
 
+struct xfrm_flo {
+        struct dst_entry *dst_orig;
+        u8 flags;
+};
+
 static DEFINE_SPINLOCK(xfrm_policy_afinfo_lock);
 static struct xfrm_policy_afinfo __rcu *xfrm_policy_afinfo[NPROTO]
                                                 __read_mostly;
@@ -1877,13 +1882,14 @@ static int xdst_queue_output(struct sock *sk, struct sk_buff *skb)
 }
 
 static struct xfrm_dst *xfrm_create_dummy_bundle(struct net *net,
-                                                 struct dst_entry *dst,
+                                                 struct xfrm_flo *xflo,
                                                  const struct flowi *fl,
                                                  int num_xfrms,
                                                  u16 family)
 {
         int err;
         struct net_device *dev;
+        struct dst_entry *dst;
         struct dst_entry *dst1;
         struct xfrm_dst *xdst;
 
@@ -1891,9 +1897,12 @@ static struct xfrm_dst *xfrm_create_dummy_bundle(struct net *net,
         if (IS_ERR(xdst))
                 return xdst;
 
-        if (net->xfrm.sysctl_larval_drop || num_xfrms <= 0)
+        if (!(xflo->flags & XFRM_LOOKUP_QUEUE) ||
+            net->xfrm.sysctl_larval_drop ||
+            num_xfrms <= 0)
                 return xdst;
 
+        dst = xflo->dst_orig;
         dst1 = &xdst->u.dst;
         dst_hold(dst);
         xdst->route = dst;
@@ -1935,7 +1944,7 @@ static struct flow_cache_object *
 xfrm_bundle_lookup(struct net *net, const struct flowi *fl, u16 family, u8 dir,
                    struct flow_cache_object *oldflo, void *ctx)
 {
-        struct dst_entry *dst_orig = (struct dst_entry *)ctx;
+        struct xfrm_flo *xflo = (struct xfrm_flo *)ctx;
         struct xfrm_policy *pols[XFRM_POLICY_TYPE_MAX];
         struct xfrm_dst *xdst, *new_xdst;
         int num_pols = 0, num_xfrms = 0, i, err, pol_dead;
@@ -1976,7 +1985,8 @@ xfrm_bundle_lookup(struct net *net, const struct flowi *fl, u16 family, u8 dir,
                         goto make_dummy_bundle;
         }
 
-        new_xdst = xfrm_resolve_and_create_bundle(pols, num_pols, fl, family, dst_orig);
+        new_xdst = xfrm_resolve_and_create_bundle(pols, num_pols, fl, family,
+                                                  xflo->dst_orig);
         if (IS_ERR(new_xdst)) {
                 err = PTR_ERR(new_xdst);
                 if (err != -EAGAIN)
@@ -2010,7 +2020,7 @@ make_dummy_bundle:
         /* We found policies, but there's no bundles to instantiate:
          * either because the policy blocks, has no transformations or
          * we could not build template (no xfrm_states).*/
-        xdst = xfrm_create_dummy_bundle(net, dst_orig, fl, num_xfrms, family);
+        xdst = xfrm_create_dummy_bundle(net, xflo, fl, num_xfrms, family);
         if (IS_ERR(xdst)) {
                 xfrm_pols_put(pols, num_pols);
                 return ERR_CAST(xdst);
@@ -2104,13 +2114,18 @@ struct dst_entry *xfrm_lookup(struct net *net, struct dst_entry *dst_orig,
         }
 
         if (xdst == NULL) {
+                struct xfrm_flo xflo;
+
+                xflo.dst_orig = dst_orig;
+                xflo.flags = flags;
+
                 /* To accelerate a bit...  */
                 if ((dst_orig->flags & DST_NOXFRM) ||
                     !net->xfrm.policy_count[XFRM_POLICY_OUT])
                         goto nopol;
 
                 flo = flow_cache_lookup(net, fl, family, dir,
-                                        xfrm_bundle_lookup, dst_orig);
+                                        xfrm_bundle_lookup, &xflo);
                 if (flo == NULL)
                         goto nopol;
                 if (IS_ERR(flo)) {
@@ -2138,7 +2153,7 @@ struct dst_entry *xfrm_lookup(struct net *net, struct dst_entry *dst_orig,
                         xfrm_pols_put(pols, drop_pols);
                         XFRM_INC_STATS(net, LINUX_MIB_XFRMOUTNOSTATES);
 
-                        return make_blackhole(net, family, dst_orig);
+                        return ERR_PTR(-EREMOTE);
                 }
 
                 err = -EAGAIN;
@@ -2195,6 +2210,23 @@ dropdst:
 }
 EXPORT_SYMBOL(xfrm_lookup);
 
+/* Callers of xfrm_lookup_route() must ensure a call to dst_output().
+ * Otherwise we may send out blackholed packets.
+ */
+struct dst_entry *xfrm_lookup_route(struct net *net, struct dst_entry *dst_orig,
+                                    const struct flowi *fl,
+                                    struct sock *sk, int flags)
+{
+        struct dst_entry *dst = xfrm_lookup(net, dst_orig, fl, sk,
+                                            flags | XFRM_LOOKUP_QUEUE);
+
+        if (IS_ERR(dst) && PTR_ERR(dst) == -EREMOTE)
+                return make_blackhole(net, dst_orig->ops->family, dst_orig);
+
+        return dst;
+}
+EXPORT_SYMBOL(xfrm_lookup_route);
+
 static inline int
 xfrm_secpath_reject(int idx, struct sk_buff *skb, const struct flowi *fl)
 {
@@ -2460,7 +2492,7 @@ int __xfrm_route_forward(struct sk_buff *skb, unsigned short family)
 
         skb_dst_force(skb);
 
-        dst = xfrm_lookup(net, skb_dst(skb), &fl, NULL, 0);
+        dst = xfrm_lookup(net, skb_dst(skb), &fl, NULL, XFRM_LOOKUP_QUEUE);
         if (IS_ERR(dst)) {
                 res = 0;
                 dst = NULL;