155 files changed, 1540 insertions, 1002 deletions

diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index b7889782047e..c1b92cab46c7 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -163,7 +163,7 @@ int vlan_skb_recv(struct sk_buff *skb, struct net_device *dev,
                 goto err_unlock;
         }
 
-        rx_stats = per_cpu_ptr(vlan_dev_info(dev)->vlan_rx_stats,
+        rx_stats = per_cpu_ptr(vlan_dev_info(skb->dev)->vlan_rx_stats,
                                smp_processor_id());
         rx_stats->rx_packets++;
         rx_stats->rx_bytes += skb->len;
diff --git a/net/9p/client.c b/net/9p/client.c
index 8af95b2dddd6..09d4f1e2e4a8 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -69,7 +69,7 @@ p9_client_rpc(struct p9_client *c, int8_t type, const char *fmt, ...);
 
 static int parse_opts(char *opts, struct p9_client *clnt)
 {
-        char *options;
+        char *options, *tmp_options;
         char *p;
         substring_t args[MAX_OPT_ARGS];
         int option;
@@ -81,12 +81,13 @@ static int parse_opts(char *opts, struct p9_client *clnt)
         if (!opts)
                 return 0;
 
-        options = kstrdup(opts, GFP_KERNEL);
-        if (!options) {
+        tmp_options = kstrdup(opts, GFP_KERNEL);
+        if (!tmp_options) {
                 P9_DPRINTK(P9_DEBUG_ERROR,
                                 "failed to allocate copy of option string\n");
                 return -ENOMEM;
         }
+        options = tmp_options;
 
         while ((p = strsep(&options, ",")) != NULL) {
                 int token;
@@ -108,6 +109,13 @@ static int parse_opts(char *opts, struct p9_client *clnt)
                         break;
                 case Opt_trans:
                         clnt->trans_mod = v9fs_get_trans_by_name(&args[0]);
+                        if(clnt->trans_mod == NULL) {
+                                P9_DPRINTK(P9_DEBUG_ERROR,
+                                   "Could not find request transport: %s\n",
+                                   (char *) &args[0]);
+                                ret = -EINVAL;
+                                goto free_and_return;
+                        }
                         break;
                 case Opt_legacy:
                         clnt->dotu = 0;
@@ -117,7 +125,8 @@ static int parse_opts(char *opts, struct p9_client *clnt)
                 }
         }
 
-        kfree(options);
+free_and_return:
+        kfree(tmp_options);
         return ret;
 }
 
@@ -667,18 +676,12 @@ struct p9_client *p9_client_create(const char *dev_name, char *options)
         clnt->trans = NULL;
         spin_lock_init(&clnt->lock);
         INIT_LIST_HEAD(&clnt->fidlist);
-        clnt->fidpool = p9_idpool_create();
-        if (IS_ERR(clnt->fidpool)) {
-                err = PTR_ERR(clnt->fidpool);
-                clnt->fidpool = NULL;
-                goto error;
-        }
 
         p9_tag_init(clnt);
 
         err = parse_opts(options, clnt);
         if (err < 0)
-                goto error;
+                goto free_client;
 
         if (!clnt->trans_mod)
                 clnt->trans_mod = v9fs_get_default_trans();
@@ -687,7 +690,14 @@ struct p9_client *p9_client_create(const char *dev_name, char *options)
                 err = -EPROTONOSUPPORT;
                 P9_DPRINTK(P9_DEBUG_ERROR,
                                 "No transport defined or default transport\n");
-                goto error;
+                goto free_client;
+        }
+
+        clnt->fidpool = p9_idpool_create();
+        if (IS_ERR(clnt->fidpool)) {
+                err = PTR_ERR(clnt->fidpool);
+                clnt->fidpool = NULL;
+                goto put_trans;
         }
 
         P9_DPRINTK(P9_DEBUG_MUX, "clnt %p trans %p msize %d dotu %d\n",
@@ -695,19 +705,25 @@ struct p9_client *p9_client_create(const char *dev_name, char *options)
 
         err = clnt->trans_mod->create(clnt, dev_name, options);
         if (err)
-                goto error;
+                goto destroy_fidpool;
 
         if ((clnt->msize+P9_IOHDRSZ) > clnt->trans_mod->maxsize)
                 clnt->msize = clnt->trans_mod->maxsize-P9_IOHDRSZ;
 
         err = p9_client_version(clnt);
         if (err)
-                goto error;
+                goto close_trans;
 
         return clnt;
 
-error:
-        p9_client_destroy(clnt);
+close_trans:
+        clnt->trans_mod->close(clnt);
+destroy_fidpool:
+        p9_idpool_destroy(clnt->fidpool);
+put_trans:
+        v9fs_put_trans(clnt->trans_mod);
+free_client:
+        kfree(clnt);
         return ERR_PTR(err);
 }
 EXPORT_SYMBOL(p9_client_create);
@@ -1214,10 +1230,11 @@ static int p9_client_statsize(struct p9_wstat *wst, int optional)
 {
         int ret;
 
+        /* NOTE: size shouldn't include its own length */
         /* size[2] type[2] dev[4] qid[13] */
         /* mode[4] atime[4] mtime[4] length[8]*/
         /* name[s] uid[s] gid[s] muid[s] */
-        ret = 2+2+4+13+4+4+4+8+2+2+2+2;
+        ret = 2+4+13+4+4+4+8+2+2+2+2;
 
         if (wst->name)
                 ret += strlen(wst->name);
@@ -1258,7 +1275,7 @@ int p9_client_wstat(struct p9_fid *fid, struct p9_wstat *wst)
                 wst->name, wst->uid, wst->gid, wst->muid, wst->extension,
                 wst->n_uid, wst->n_gid, wst->n_muid);
 
-        req = p9_client_rpc(clnt, P9_TWSTAT, "dwS", fid->fid, wst->size, wst);
+        req = p9_client_rpc(clnt, P9_TWSTAT, "dwS", fid->fid, wst->size+2, wst);
         if (IS_ERR(req)) {
                 err = PTR_ERR(req);
                 goto error;
diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c
index 4dd873e3a1bb..31d0b05582a9 100644
--- a/net/9p/trans_fd.c
+++ b/net/9p/trans_fd.c
@@ -42,6 +42,8 @@
 #include <net/9p/client.h>
 #include <net/9p/transport.h>
 
+#include <linux/syscalls.h> /* killme */
+
 #define P9_PORT 564
 #define MAX_SOCK_BUF (64*1024)
 #define MAXPOLLWADDR    2
@@ -712,7 +714,7 @@ static int parse_opts(char *params, struct p9_fd_opts *opts)
         char *p;
         substring_t args[MAX_OPT_ARGS];
         int option;
-        char *options;
+        char *options, *tmp_options;
         int ret;
 
         opts->port = P9_PORT;
@@ -722,12 +724,13 @@ static int parse_opts(char *params, struct p9_fd_opts *opts)
         if (!params)
                 return 0;
 
-        options = kstrdup(params, GFP_KERNEL);
-        if (!options) {
+        tmp_options = kstrdup(params, GFP_KERNEL);
+        if (!tmp_options) {
                 P9_DPRINTK(P9_DEBUG_ERROR,
                                 "failed to allocate copy of option string\n");
                 return -ENOMEM;
         }
+        options = tmp_options;
 
         while ((p = strsep(&options, ",")) != NULL) {
                 int token;
@@ -758,7 +761,8 @@ static int parse_opts(char *params, struct p9_fd_opts *opts)
                         continue;
                 }
         }
-        kfree(options);
+
+        kfree(tmp_options);
         return 0;
 }
 
@@ -788,24 +792,41 @@ static int p9_fd_open(struct p9_client *client, int rfd, int wfd)
 
 static int p9_socket_open(struct p9_client *client, struct socket *csocket)
 {
-        int fd, ret;
+        struct p9_trans_fd *p;
+        int ret, fd;
+
+        p = kmalloc(sizeof(struct p9_trans_fd), GFP_KERNEL);
+        if (!p)
+                return -ENOMEM;
 
         csocket->sk->sk_allocation = GFP_NOIO;
         fd = sock_map_fd(csocket, 0);
         if (fd < 0) {
                 P9_EPRINTK(KERN_ERR, "p9_socket_open: failed to map fd\n");
+                sock_release(csocket);
+                kfree(p);
                 return fd;
         }
 
-        ret = p9_fd_open(client, fd, fd);
-        if (ret < 0) {
-                P9_EPRINTK(KERN_ERR, "p9_socket_open: failed to open fd\n");
+        get_file(csocket->file);
+        get_file(csocket->file);
+        p->wr = p->rd = csocket->file;
+        client->trans = p;
+        client->status = Connected;
+
+        sys_close(fd);  /* still racy */
+
+        p->rd->f_flags |= O_NONBLOCK;
+
+        p->conn = p9_conn_create(client);
+        if (IS_ERR(p->conn)) {
+                ret = PTR_ERR(p->conn);
+                p->conn = NULL;
+                kfree(p);
+                sockfd_put(csocket);
                 sockfd_put(csocket);
                 return ret;
         }
-
-        ((struct p9_trans_fd *)client->trans)->rd->f_flags |= O_NONBLOCK;
-
         return 0;
 }
 
@@ -883,7 +904,6 @@ p9_fd_create_tcp(struct p9_client *client, const char *addr, char *args)
         struct socket *csocket;
         struct sockaddr_in sin_server;
         struct p9_fd_opts opts;
-        struct p9_trans_fd *p = NULL; /* this gets allocated in p9_fd_open */
 
         err = parse_opts(args, &opts);
         if (err < 0)
@@ -897,12 +917,11 @@ p9_fd_create_tcp(struct p9_client *client, const char *addr, char *args)
         sin_server.sin_family = AF_INET;
         sin_server.sin_addr.s_addr = in_aton(addr);
         sin_server.sin_port = htons(opts.port);
-        sock_create_kern(PF_INET, SOCK_STREAM, IPPROTO_TCP, &csocket);
+        err = sock_create_kern(PF_INET, SOCK_STREAM, IPPROTO_TCP, &csocket);
 
-        if (!csocket) {
+        if (err) {
                 P9_EPRINTK(KERN_ERR, "p9_trans_tcp: problem creating socket\n");
-                err = -EIO;
-                goto error;
+                return err;
         }
 
         err = csocket->ops->connect(csocket,
@@ -912,30 +931,11 @@ p9_fd_create_tcp(struct p9_client *client, const char *addr, char *args)
                 P9_EPRINTK(KERN_ERR,
                         "p9_trans_tcp: problem connecting socket to %s\n",
                         addr);
-                goto error;
-        }
-
-        err = p9_socket_open(client, csocket);
-        if (err < 0)
-                goto error;
-
-        p = (struct p9_trans_fd *) client->trans;
-        p->conn = p9_conn_create(client);
-        if (IS_ERR(p->conn)) {
-                err = PTR_ERR(p->conn);
-                p->conn = NULL;
-                goto error;
-        }
-
-        return 0;
-
-error:
-        if (csocket)
                 sock_release(csocket);
+                return err;
+        }
 
-        kfree(p);
-
-        return err;
+        return p9_socket_open(client, csocket);
 }
 
 static int
@@ -944,49 +944,33 @@ p9_fd_create_unix(struct p9_client *client, const char *addr, char *args)
         int err;
         struct socket *csocket;
         struct sockaddr_un sun_server;
-        struct p9_trans_fd *p = NULL; /* this gets allocated in p9_fd_open */
 
         csocket = NULL;
 
         if (strlen(addr) > UNIX_PATH_MAX) {
                 P9_EPRINTK(KERN_ERR, "p9_trans_unix: address too long: %s\n",
                         addr);
-                err = -ENAMETOOLONG;
-                goto error;
+                return -ENAMETOOLONG;
         }
 
         sun_server.sun_family = PF_UNIX;
         strcpy(sun_server.sun_path, addr);
-        sock_create_kern(PF_UNIX, SOCK_STREAM, 0, &csocket);
+        err = sock_create_kern(PF_UNIX, SOCK_STREAM, 0, &csocket);
+        if (err < 0) {
+                P9_EPRINTK(KERN_ERR, "p9_trans_unix: problem creating socket\n");
+                return err;
+        }
         err = csocket->ops->connect(csocket, (struct sockaddr *)&sun_server,
                         sizeof(struct sockaddr_un) - 1, 0);
         if (err < 0) {
                 P9_EPRINTK(KERN_ERR,
                         "p9_trans_unix: problem connecting socket: %s: %d\n",
                         addr, err);
-                goto error;
-        }
-
-        err = p9_socket_open(client, csocket);
-        if (err < 0)
-                goto error;
-
-        p = (struct p9_trans_fd *) client->trans;
-        p->conn = p9_conn_create(client);
-        if (IS_ERR(p->conn)) {
-                err = PTR_ERR(p->conn);
-                p->conn = NULL;
-                goto error;
-        }
-
-        return 0;
-
-error:
-        if (csocket)
                 sock_release(csocket);
+                return err;
+        }
 
-        kfree(p);
-        return err;
+        return p9_socket_open(client, csocket);
 }
 
 static int
@@ -994,7 +978,7 @@ p9_fd_create(struct p9_client *client, const char *addr, char *args)
 {
         int err;
         struct p9_fd_opts opts;
-        struct p9_trans_fd *p = NULL; /* this get allocated in p9_fd_open */
+        struct p9_trans_fd *p;
 
         parse_opts(args, &opts);
 
@@ -1005,21 +989,19 @@ p9_fd_create(struct p9_client *client, const char *addr, char *args)
 
         err = p9_fd_open(client, opts.rfd, opts.wfd);
         if (err < 0)
-                goto error;
+                return err;
 
         p = (struct p9_trans_fd *) client->trans;
         p->conn = p9_conn_create(client);
         if (IS_ERR(p->conn)) {
                 err = PTR_ERR(p->conn);
                 p->conn = NULL;
-                goto error;
+                fput(p->rd);
+                fput(p->wr);
+                return err;
         }
 
         return 0;
-
-error:
-        kfree(p);
-        return err;
 }
 
 static struct p9_trans_module p9_tcp_trans = {
diff --git a/net/9p/trans_rdma.c b/net/9p/trans_rdma.c
index 65cb29db03f8..2c95a89c0f46 100644
--- a/net/9p/trans_rdma.c
+++ b/net/9p/trans_rdma.c
@@ -166,7 +166,7 @@ static int parse_opts(char *params, struct p9_rdma_opts *opts)
         char *p;
         substring_t args[MAX_OPT_ARGS];
         int option;
-        char *options;
+        char *options, *tmp_options;
         int ret;
 
         opts->port = P9_PORT;
@@ -177,12 +177,13 @@ static int parse_opts(char *params, struct p9_rdma_opts *opts)
         if (!params)
                 return 0;
 
-        options = kstrdup(params, GFP_KERNEL);
-        if (!options) {
+        tmp_options = kstrdup(params, GFP_KERNEL);
+        if (!tmp_options) {
                 P9_DPRINTK(P9_DEBUG_ERROR,
                            "failed to allocate copy of option string\n");
                 return -ENOMEM;
         }
+        options = tmp_options;
 
         while ((p = strsep(&options, ",")) != NULL) {
                 int token;
@@ -216,7 +217,7 @@ static int parse_opts(char *params, struct p9_rdma_opts *opts)
         }
         /* RQ must be at least as large as the SQ */
         opts->rq_depth = max(opts->rq_depth, opts->sq_depth);
-        kfree(options);
+        kfree(tmp_options);
         return 0;
 }
 
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index ea1e3daabefe..cb50f4ae5eef 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -102,7 +102,8 @@ static void p9_virtio_close(struct p9_client *client)
         struct virtio_chan *chan = client->trans;
 
         mutex_lock(&virtio_9p_lock);
-        chan->inuse = false;
+        if (chan)
+                chan->inuse = false;
         mutex_unlock(&virtio_9p_lock);
 }
 
@@ -311,6 +312,7 @@ p9_virtio_create(struct p9_client *client, const char *devname, char *args)
         }
 
         client->trans = (void *)chan;
+        client->status = Connected;
         chan->client = client;
 
         return 0;
diff --git a/net/appletalk/aarp.c b/net/appletalk/aarp.c
index 9d4adfd22757..f2b3b56aa779 100644
--- a/net/appletalk/aarp.c
+++ b/net/appletalk/aarp.c
@@ -819,7 +819,7 @@ static int aarp_rcv(struct sk_buff *skb, struct net_device *dev,
                                 ma = &ifa->address;
                         else { /* We need to make a copy of the entry. */
                                 da.s_node = sa.s_node;
-                                da.s_net = da.s_net;
+                                da.s_net = sa.s_net;
                                 ma = &da;
                         }
 
diff --git a/net/atm/br2684.c b/net/atm/br2684.c
index 26a646d4eb32..c9230c398697 100644
--- a/net/atm/br2684.c
+++ b/net/atm/br2684.c
@@ -554,6 +554,12 @@ static const struct net_device_ops br2684_netdev_ops = {
         .ndo_validate_addr      = eth_validate_addr,
 };
 
+static const struct net_device_ops br2684_netdev_ops_routed = {
+        .ndo_start_xmit         = br2684_start_xmit,
+        .ndo_set_mac_address    = br2684_mac_addr,
+        .ndo_change_mtu         = eth_change_mtu
+};
+
 static void br2684_setup(struct net_device *netdev)
 {
         struct br2684_dev *brdev = BRPRIV(netdev);
@@ -569,11 +575,10 @@ static void br2684_setup(struct net_device *netdev)
 static void br2684_setup_routed(struct net_device *netdev)
 {
         struct br2684_dev *brdev = BRPRIV(netdev);
-        brdev->net_dev = netdev;
 
+        brdev->net_dev = netdev;
         netdev->hard_header_len = 0;
-
-        netdev->netdev_ops = &br2684_netdev_ops;
+        netdev->netdev_ops = &br2684_netdev_ops_routed;
         netdev->addr_len = 0;
         netdev->mtu = 1500;
         netdev->type = ARPHRD_PPP;
diff --git a/net/atm/lec.c b/net/atm/lec.c
index b2d644560323..42749b7b917c 100644
--- a/net/atm/lec.c
+++ b/net/atm/lec.c
@@ -62,7 +62,6 @@ static int lec_open(struct net_device *dev);
 static netdev_tx_t lec_start_xmit(struct sk_buff *skb,
                                   struct net_device *dev);
 static int lec_close(struct net_device *dev);
-static void lec_init(struct net_device *dev);
 static struct lec_arp_table *lec_arp_find(struct lec_priv *priv,
                                           const unsigned char *mac_addr);
 static int lec_arp_remove(struct lec_priv *priv,
@@ -670,13 +669,6 @@ static const struct net_device_ops lec_netdev_ops = {
         .ndo_set_multicast_list = lec_set_multicast_list,
 };
 
-
-static void lec_init(struct net_device *dev)
-{
-        dev->netdev_ops = &lec_netdev_ops;
-        printk("%s: Initialized!\n", dev->name);
-}
-
 static const unsigned char lec_ctrl_magic[] = {
         0xff,
         0x00,
@@ -893,6 +885,7 @@ static int lecd_attach(struct atm_vcc *vcc, int arg)
                         dev_lec[i] = alloc_etherdev(size);
                 if (!dev_lec[i])
                         return -ENOMEM;
+                dev_lec[i]->netdev_ops = &lec_netdev_ops;
                 snprintf(dev_lec[i]->name, IFNAMSIZ, "lec%d", i);
                 if (register_netdev(dev_lec[i])) {
                         free_netdev(dev_lec[i]);
@@ -901,7 +894,6 @@ static int lecd_attach(struct atm_vcc *vcc, int arg)
 
                 priv = netdev_priv(dev_lec[i]);
                 priv->is_trdev = is_trdev;
-                lec_init(dev_lec[i]);
         } else {
                 priv = netdev_priv(dev_lec[i]);
                 if (priv->lecd)
diff --git a/net/ax25/ax25_out.c b/net/ax25/ax25_out.c
index bf706f83a5c9..14912600ec57 100644
--- a/net/ax25/ax25_out.c
+++ b/net/ax25/ax25_out.c
@@ -92,6 +92,12 @@ ax25_cb *ax25_send_frame(struct sk_buff *skb, int paclen, ax25_address *src, ax2
 #endif
         }
 
+        /*
+         * There is one ref for the state machine; a caller needs
+         * one more to put it back, just like with the existing one.
+         */
+        ax25_cb_hold(ax25);
+
         ax25_cb_add(ax25);
 
         ax25->state = AX25_STATE_1;
diff --git a/net/bluetooth/bnep/core.c b/net/bluetooth/bnep/core.c
index 29b1b220d6cf..ef09c7b3a858 100644
--- a/net/bluetooth/bnep/core.c
+++ b/net/bluetooth/bnep/core.c
@@ -78,7 +78,7 @@ static struct bnep_session *__bnep_get_session(u8 *dst)
 static void __bnep_link_session(struct bnep_session *s)
 {
         /* It's safe to call __module_get() here because sessions are added
-           by the socket layer which has to hold the refference to this module.
+           by the socket layer which has to hold the reference to this module.
          */
         __module_get(THIS_MODULE);
         list_add(&s->list, &bnep_session_list);
@@ -632,7 +632,7 @@ int bnep_del_connection(struct bnep_conndel_req *req)
         s = __bnep_get_session(req->dst);
         if (s) {
                 /* Wakeup user-space which is polling for socket errors.
-                 * This is temporary hack untill we have shutdown in L2CAP */
+                 * This is temporary hack until we have shutdown in L2CAP */
                 s->sock->sk->sk_err = EUNATCH;
 
                 /* Kill session thread */
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index b7c4224f4e7d..b10e3cdb08f8 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -377,6 +377,9 @@ struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8
 
         if (acl->state == BT_CONNECTED &&
                         (sco->state == BT_OPEN || sco->state == BT_CLOSED)) {
+                acl->power_save = 1;
+                hci_conn_enter_active_mode(acl);
+
                 if (lmp_esco_capable(hdev))
                         hci_setup_sync(sco, acl->handle);
                 else
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 28517bad796c..592da5c909c1 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -1699,6 +1699,7 @@ static inline void hci_sync_conn_complete_evt(struct hci_dev *hdev, struct sk_bu
                 break;
 
         case 0x1c:      /* SCO interval rejected */
+        case 0x1a:      /* Unsupported Remote Feature */
         case 0x1f:      /* Unspecified error */
                 if (conn->out && conn->attempt < 2) {
                         conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) |
diff --git a/net/bluetooth/hidp/core.c b/net/bluetooth/hidp/core.c
index 569750010fd3..280529ad9274 100644
--- a/net/bluetooth/hidp/core.c
+++ b/net/bluetooth/hidp/core.c
@@ -243,6 +243,39 @@ static void hidp_input_report(struct hidp_session *session, struct sk_buff *skb)
         input_sync(dev);
 }
 
+static int __hidp_send_ctrl_message(struct hidp_session *session,
+                        unsigned char hdr, unsigned char *data, int size)
+{
+        struct sk_buff *skb;
+
+        BT_DBG("session %p data %p size %d", session, data, size);
+
+        if (!(skb = alloc_skb(size + 1, GFP_ATOMIC))) {
+                BT_ERR("Can't allocate memory for new frame");
+                return -ENOMEM;
+        }
+
+        *skb_put(skb, 1) = hdr;
+        if (data && size > 0)
+                memcpy(skb_put(skb, size), data, size);
+
+        skb_queue_tail(&session->ctrl_transmit, skb);
+
+        return 0;
+}
+
+static inline int hidp_send_ctrl_message(struct hidp_session *session,
+                        unsigned char hdr, unsigned char *data, int size)
+{
+        int err;
+
+        err = __hidp_send_ctrl_message(session, hdr, data, size);
+
+        hidp_schedule(session);
+
+        return err;
+}
+
 static int hidp_queue_report(struct hidp_session *session,
                                 unsigned char *data, int size)
 {
@@ -280,9 +313,22 @@ static int hidp_send_report(struct hidp_session *session, struct hid_report *rep
         return hidp_queue_report(session, buf, rsize);
 }
 
-static int hidp_output_raw_report(struct hid_device *hid, unsigned char *data, size_t count)
+static int hidp_output_raw_report(struct hid_device *hid, unsigned char *data, size_t count,
+                unsigned char report_type)
 {
-        if (hidp_queue_report(hid->driver_data, data, count))
+        switch (report_type) {
+        case HID_FEATURE_REPORT:
+                report_type = HIDP_TRANS_SET_REPORT | HIDP_DATA_RTYPE_FEATURE;
+                break;
+        case HID_OUTPUT_REPORT:
+                report_type = HIDP_TRANS_DATA | HIDP_DATA_RTYPE_OUPUT;
+                break;
+        default:
+                return -EINVAL;
+        }
+
+        if (hidp_send_ctrl_message(hid->driver_data, report_type,
+                        data, count))
                 return -ENOMEM;
         return count;
 }
@@ -307,39 +353,6 @@ static inline void hidp_del_timer(struct hidp_session *session)
                 del_timer(&session->timer);
 }
 
-static int __hidp_send_ctrl_message(struct hidp_session *session,
-                        unsigned char hdr, unsigned char *data, int size)
-{
-        struct sk_buff *skb;
-
-        BT_DBG("session %p data %p size %d", session, data, size);
-
-        if (!(skb = alloc_skb(size + 1, GFP_ATOMIC))) {
-                BT_ERR("Can't allocate memory for new frame");
-                return -ENOMEM;
-        }
-
-        *skb_put(skb, 1) = hdr;
-        if (data && size > 0)
-                memcpy(skb_put(skb, size), data, size);
-
-        skb_queue_tail(&session->ctrl_transmit, skb);
-
-        return 0;
-}
-
-static inline int hidp_send_ctrl_message(struct hidp_session *session,
-                        unsigned char hdr, unsigned char *data, int size)
-{
-        int err;
-
-        err = __hidp_send_ctrl_message(session, hdr, data, size);
-
-        hidp_schedule(session);
-
-        return err;
-}
-
 static void hidp_process_handshake(struct hidp_session *session,
                                         unsigned char param)
 {
@@ -701,29 +714,9 @@ static void hidp_close(struct hid_device *hid)
 static int hidp_parse(struct hid_device *hid)
 {
         struct hidp_session *session = hid->driver_data;
-        struct hidp_connadd_req *req = session->req;
-        unsigned char *buf;
-        int ret;
-
-        buf = kmalloc(req->rd_size, GFP_KERNEL);
-        if (!buf)
-                return -ENOMEM;
-
-        if (copy_from_user(buf, req->rd_data, req->rd_size)) {
-                kfree(buf);
-                return -EFAULT;
-        }
-
-        ret = hid_parse_report(session->hid, buf, req->rd_size);
-
-        kfree(buf);
-
-        if (ret)
-                return ret;
-
-        session->req = NULL;
 
-        return 0;
+        return hid_parse_report(session->hid, session->rd_data,
+                        session->rd_size);
 }
 
 static int hidp_start(struct hid_device *hid)
@@ -768,12 +761,24 @@ static int hidp_setup_hid(struct hidp_session *session,
         bdaddr_t src, dst;
         int err;
 
+        session->rd_data = kzalloc(req->rd_size, GFP_KERNEL);
+        if (!session->rd_data)
+                return -ENOMEM;
+
+        if (copy_from_user(session->rd_data, req->rd_data, req->rd_size)) {
+                err = -EFAULT;
+                goto fault;
+        }
+        session->rd_size = req->rd_size;
+
         hid = hid_allocate_device();
-        if (IS_ERR(hid))
-                return PTR_ERR(session->hid);
+        if (IS_ERR(hid)) {
+                err = PTR_ERR(hid);
+                goto fault;
+        }
 
         session->hid = hid;
-        session->req = req;
+
         hid->driver_data = session;
 
         baswap(&src, &bt_sk(session->ctrl_sock->sk)->src);
@@ -804,6 +809,10 @@ failed:
         hid_destroy_device(hid);
         session->hid = NULL;
 
+fault:
+        kfree(session->rd_data);
+        session->rd_data = NULL;
+
         return err;
 }
 
@@ -898,6 +907,9 @@ unlink:
                 session->hid = NULL;
         }
 
+        kfree(session->rd_data);
+        session->rd_data = NULL;
+
 purge:
         skb_queue_purge(&session->ctrl_transmit);
         skb_queue_purge(&session->intr_transmit);
diff --git a/net/bluetooth/hidp/hidp.h b/net/bluetooth/hidp/hidp.h
index faf3d74c3586..a4e215d50c10 100644
--- a/net/bluetooth/hidp/hidp.h
+++ b/net/bluetooth/hidp/hidp.h
@@ -154,7 +154,9 @@ struct hidp_session {
         struct sk_buff_head ctrl_transmit;
         struct sk_buff_head intr_transmit;
 
-        struct hidp_connadd_req *req;
+        /* Report descriptor */
+        __u8 *rd_data;
+        uint rd_size;
 };
 
 static inline void hidp_schedule(struct hidp_session *session)
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index 5129b88c8e5b..400efa26ddba 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -1212,6 +1212,7 @@ static void l2cap_monitor_timeout(unsigned long arg)
         bh_lock_sock(sk);
         if (l2cap_pi(sk)->retry_count >= l2cap_pi(sk)->remote_max_tx) {
                 l2cap_send_disconn_req(l2cap_pi(sk)->conn, sk);
+                bh_unlock_sock(sk);
                 return;
         }
 
@@ -1367,7 +1368,6 @@ static int l2cap_ertm_send(struct sock *sk)
 
         while ((skb = sk->sk_send_head) && (!l2cap_tx_window_full(sk)) &&
                !(pi->conn_state & L2CAP_CONN_REMOTE_BUSY)) {
-                tx_skb = skb_clone(skb, GFP_ATOMIC);
 
                 if (pi->remote_max_tx &&
                                 bt_cb(skb)->retries == pi->remote_max_tx) {
@@ -1375,6 +1375,8 @@ static int l2cap_ertm_send(struct sock *sk)
                         break;
                 }
 
+                tx_skb = skb_clone(skb, GFP_ATOMIC);
+
                 bt_cb(skb)->retries++;
 
                 control = get_unaligned_le16(tx_skb->data + L2CAP_HDR_SIZE);
@@ -3435,8 +3437,8 @@ static inline int l2cap_data_channel_sframe(struct sock *sk, u16 rx_control, str
                             (pi->unacked_frames > 0))
                                 __mod_retrans_timer();
 
-                        l2cap_ertm_send(sk);
                         pi->conn_state &= ~L2CAP_CONN_REMOTE_BUSY;
+                        l2cap_ertm_send(sk);
                 }
                 break;
 
@@ -3471,9 +3473,9 @@ static inline int l2cap_data_channel_sframe(struct sock *sk, u16 rx_control, str
                 pi->conn_state &= ~L2CAP_CONN_REMOTE_BUSY;
 
                 if (rx_control & L2CAP_CTRL_POLL) {
-                        l2cap_retransmit_frame(sk, tx_seq);
                         pi->expected_ack_seq = tx_seq;
                         l2cap_drop_acked_frames(sk);
+                        l2cap_retransmit_frame(sk, tx_seq);
                         l2cap_ertm_send(sk);
                         if (pi->conn_state & L2CAP_CONN_WAIT_F) {
                                 pi->srej_save_reqseq = tx_seq;
@@ -3517,7 +3519,6 @@ static inline int l2cap_data_channel(struct l2cap_conn *conn, u16 cid, struct sk
         struct l2cap_pinfo *pi;
         u16 control, len;
         u8 tx_seq;
-        int err;
 
         sk = l2cap_get_chan_by_scid(&conn->chan_list, cid);
         if (!sk) {
@@ -3569,13 +3570,11 @@ static inline int l2cap_data_channel(struct l2cap_conn *conn, u16 cid, struct sk
                         goto drop;
 
                 if (__is_iframe(control))
-                        err = l2cap_data_channel_iframe(sk, control, skb);
+                        l2cap_data_channel_iframe(sk, control, skb);
                 else
-                        err = l2cap_data_channel_sframe(sk, control, skb);
+                        l2cap_data_channel_sframe(sk, control, skb);
 
-                if (!err)
-                        goto done;
-                break;
+                goto done;
 
         case L2CAP_MODE_STREAMING:
                 control = get_unaligned_le16(skb->data);
@@ -3601,7 +3600,7 @@ static inline int l2cap_data_channel(struct l2cap_conn *conn, u16 cid, struct sk
                 else
                         pi->expected_tx_seq = tx_seq + 1;
 
-                err = l2cap_sar_reassembly_sdu(sk, skb, control);
+                l2cap_sar_reassembly_sdu(sk, skb, control);
 
                 goto done;
 
diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c
index fc5ee3296e22..89f4a59eb82b 100644
--- a/net/bluetooth/rfcomm/core.c
+++ b/net/bluetooth/rfcomm/core.c
@@ -252,7 +252,6 @@ static void rfcomm_session_timeout(unsigned long arg)
         BT_DBG("session %p state %ld", s, s->state);
 
         set_bit(RFCOMM_TIMED_OUT, &s->flags);
-        rfcomm_session_put(s);
         rfcomm_schedule(RFCOMM_SCHED_TIMEO);
 }
 
@@ -1151,7 +1150,11 @@ static int rfcomm_recv_ua(struct rfcomm_session *s, u8 dlci)
                         break;
 
                 case BT_DISCONN:
-                        rfcomm_session_put(s);
+                        /* When socket is closed and we are not RFCOMM
+                         * initiator rfcomm_process_rx already calls
+                         * rfcomm_session_put() */
+                        if (s->sock->sk->sk_state != BT_CLOSED)
+                                rfcomm_session_put(s);
                         break;
                 }
         }
@@ -1920,6 +1923,7 @@ static inline void rfcomm_process_sessions(void)
                 if (test_and_clear_bit(RFCOMM_TIMED_OUT, &s->flags)) {
                         s->state = BT_DISCONN;
                         rfcomm_send_disc(s, 0);
+                        rfcomm_session_put(s);
                         continue;
                 }
 
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index bd1c65425d4f..0b7f262cd148 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -1406,6 +1406,9 @@ static int do_ebt_set_ctl(struct sock *sk,
 {
         int ret;
 
+        if (!capable(CAP_NET_ADMIN))
+                return -EPERM;
+
         switch(cmd) {
         case EBT_SO_SET_ENTRIES:
                 ret = do_replace(sock_net(sk), user, len);
@@ -1425,6 +1428,9 @@ static int do_ebt_get_ctl(struct sock *sk, int cmd, void __user *user, int *len)
         struct ebt_replace tmp;
         struct ebt_table *t;
 
+        if (!capable(CAP_NET_ADMIN))
+                return -EPERM;
+
         if (copy_from_user(&tmp, user, sizeof(tmp)))
                 return -EFAULT;
 
diff --git a/net/compat.c b/net/compat.c
index e1a56ade803b..a1fb1b079a82 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -754,26 +754,21 @@ asmlinkage long compat_sys_recvfrom(int fd, void __user *buf, size_t len,
 
 asmlinkage long compat_sys_recvmmsg(int fd, struct compat_mmsghdr __user *mmsg,
                                     unsigned vlen, unsigned int flags,
-                                    struct timespec __user *timeout)
+                                    struct compat_timespec __user *timeout)
 {
         int datagrams;
         struct timespec ktspec;
-        struct compat_timespec __user *utspec;
 
         if (timeout == NULL)
                 return __sys_recvmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
                                       flags | MSG_CMSG_COMPAT, NULL);
 
-        utspec = (struct compat_timespec __user *)timeout;
-        if (get_user(ktspec.tv_sec, &utspec->tv_sec) ||
-            get_user(ktspec.tv_nsec, &utspec->tv_nsec))
+        if (get_compat_timespec(&ktspec, timeout))
                 return -EFAULT;
 
         datagrams = __sys_recvmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
                                    flags | MSG_CMSG_COMPAT, &ktspec);
-        if (datagrams > 0 &&
-            (put_user(ktspec.tv_sec, &utspec->tv_sec) ||
-             put_user(ktspec.tv_nsec, &utspec->tv_nsec)))
+        if (datagrams > 0 && put_compat_timespec(&ktspec, timeout))
                 datagrams = -EFAULT;
 
         return datagrams;
diff --git a/net/core/dev.c b/net/core/dev.c
index c36a17aafcf3..bb1f1da2b8a7 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2041,7 +2041,7 @@ gso:
         rcu_read_lock_bh();
 
         txq = dev_pick_tx(dev, skb);
-        q = rcu_dereference(txq->qdisc);
+        q = rcu_dereference_bh(txq->qdisc);
 
 #ifdef CONFIG_NET_CLS_ACT
         skb->tc_verd = SET_TC_AT(skb->tc_verd, AT_EGRESS);
@@ -2761,7 +2761,7 @@ gro_result_t napi_frags_finish(struct napi_struct *napi, struct sk_buff *skb,
         switch (ret) {
         case GRO_NORMAL:
         case GRO_HELD:
-                skb->protocol = eth_type_trans(skb, napi->dev);
+                skb->protocol = eth_type_trans(skb, skb->dev);
 
                 if (ret == GRO_HELD)
                         skb_gro_pull(skb, -ETH_HLEN);
@@ -4771,21 +4771,23 @@ static void net_set_todo(struct net_device *dev)
 
 static void rollback_registered_many(struct list_head *head)
 {
-        struct net_device *dev;
+        struct net_device *dev, *tmp;
 
         BUG_ON(dev_boot_phase);
         ASSERT_RTNL();
 
-        list_for_each_entry(dev, head, unreg_list) {
+        list_for_each_entry_safe(dev, tmp, head, unreg_list) {
                 /* Some devices call without registering
-                 * for initialization unwind.
+                 * for initialization unwind. Remove those
+                 * devices and proceed with the remaining.
                  */
                 if (dev->reg_state == NETREG_UNINITIALIZED) {
                         pr_debug("unregister_netdevice: device %s/%p never "
                                  "was registered\n", dev->name, dev);
 
                         WARN_ON(1);
-                        return;
+                        list_del(&dev->unreg_list);
+                        continue;
                 }
 
                 BUG_ON(dev->reg_state != NETREG_REGISTERED);
@@ -5033,6 +5035,11 @@ int register_netdevice(struct net_device *dev)
                 rollback_registered(dev);
                 dev->reg_state = NETREG_UNREGISTERED;
         }
+        /*
+         *      Prevent userspace races by waiting until the network
+         *      device is fully setup before sending notifications.
+         */
+        rtmsg_ifinfo(RTM_NEWLINK, dev, ~0U);
 
 out:
         return ret;
@@ -5595,6 +5602,12 @@ int dev_change_net_namespace(struct net_device *dev, struct net *net, const char
         /* Notify protocols, that a new device appeared. */
         call_netdevice_notifiers(NETDEV_REGISTER, dev);
 
+        /*
+         *      Prevent userspace races by waiting until the network
+         *      device is fully setup before sending notifications.
+         */
+        rtmsg_ifinfo(RTM_NEWLINK, dev, ~0U);
+
         synchronize_net();
         err = 0;
 out:
diff --git a/net/core/dst.c b/net/core/dst.c
index 57bc4d5b8d08..cb1b3488b739 100644
--- a/net/core/dst.c
+++ b/net/core/dst.c
@@ -17,6 +17,7 @@
 #include <linux/string.h>
 #include <linux/types.h>
 #include <net/net_namespace.h>
+#include <linux/sched.h>
 
 #include <net/dst.h>
 
@@ -79,6 +80,7 @@ loop:
         while ((dst = next) != NULL) {
                 next = dst->next;
                 prefetch(&next->next);
+                cond_resched();
                 if (likely(atomic_read(&dst->__refcnt))) {
                         last->next = dst;
                         last = dst;
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index d8aee584e8d1..236a9988ea91 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -927,6 +927,7 @@ int dev_ethtool(struct net *net, struct ifreq *ifr)
         case ETHTOOL_GPERMADDR:
         case ETHTOOL_GUFO:
         case ETHTOOL_GGSO:
+        case ETHTOOL_GGRO:
         case ETHTOOL_GFLAGS:
         case ETHTOOL_GPFLAGS:
         case ETHTOOL_GRXFH:
diff --git a/net/core/filter.c b/net/core/filter.c
index 08db7b9143a3..3541aa48d21d 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -86,7 +86,7 @@ int sk_filter(struct sock *sk, struct sk_buff *skb)
                 return err;
 
         rcu_read_lock_bh();
-        filter = rcu_dereference(sk->sk_filter);
+        filter = rcu_dereference_bh(sk->sk_filter);
         if (filter) {
                 unsigned int pkt_len = sk_run_filter(skb, filter->insns,
                                 filter->len);
@@ -521,7 +521,7 @@ int sk_attach_filter(struct sock_fprog *fprog, struct sock *sk)
         }
 
         rcu_read_lock_bh();
-        old_fp = rcu_dereference(sk->sk_filter);
+        old_fp = rcu_dereference_bh(sk->sk_filter);
         rcu_assign_pointer(sk->sk_filter, fp);
         rcu_read_unlock_bh();
 
@@ -536,7 +536,7 @@ int sk_detach_filter(struct sock *sk)
         struct sk_filter *filter;
 
         rcu_read_lock_bh();
-        filter = rcu_dereference(sk->sk_filter);
+        filter = rcu_dereference_bh(sk->sk_filter);
         if (filter) {
                 rcu_assign_pointer(sk->sk_filter, NULL);
                 sk_filter_delayed_uncharge(sk, filter);
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index fbc1c7472c5e..099c753c4213 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -410,7 +410,8 @@ static ssize_t wireless_show(struct device *d, char *buf,
         const struct iw_statistics *iw;
         ssize_t ret = -EINVAL;
 
-        rtnl_lock();
+        if (!rtnl_trylock())
+                return restart_syscall();
         if (dev_isalive(dev)) {
                 iw = get_wireless_stats(dev);
                 if (iw)
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index a23b45f08ec9..2e692afdc55d 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -250,8 +250,7 @@ struct pktgen_dev {
         __u64 count;            /* Default No packets to send */
         __u64 sofar;            /* How many pkts we've sent so far */
         __u64 tx_bytes;         /* How many bytes we've transmitted */
-        __u64 errors;           /* Errors when trying to transmit,
-                                   pkts will be re-sent */
+        __u64 errors;           /* Errors when trying to transmit, */
 
         /* runtime counters relating to clone_skb */
 
@@ -3465,6 +3464,12 @@ static void pktgen_xmit(struct pktgen_dev *pkt_dev)
                 pkt_dev->seq_num++;
                 pkt_dev->tx_bytes += pkt_dev->last_pkt_size;
                 break;
+        case NET_XMIT_DROP:
+        case NET_XMIT_CN:
+        case NET_XMIT_POLICED:
+                /* skb has been consumed */
+                pkt_dev->errors++;
+                break;
         default: /* Drivers are not supposed to return other values! */
                 if (net_ratelimit())
                         pr_info("pktgen: %s xmit error: %d\n",
@@ -3519,6 +3524,7 @@ static int pktgen_thread_worker(void *arg)
                         wait_event_interruptible_timeout(t->queue,
                                                          t->control != 0,
                                                          HZ/10);
+                        try_to_freeze();
                         continue;
                 }
 
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 33148a568199..4c7d3f635ba7 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -89,6 +89,14 @@ int rtnl_is_locked(void)
 }
 EXPORT_SYMBOL(rtnl_is_locked);
 
+#ifdef CONFIG_PROVE_LOCKING
+int lockdep_rtnl_is_held(void)
+{
+        return lockdep_is_held(&rtnl_mutex);
+}
+EXPORT_SYMBOL(lockdep_rtnl_is_held);
+#endif /* #ifdef CONFIG_PROVE_LOCKING */
+
 static struct rtnl_link *rtnl_msg_handlers[NPROTO];
 
 static inline int rtm_msgindex(int msgtype)
@@ -1364,15 +1372,15 @@ static int rtnetlink_event(struct notifier_block *this, unsigned long event, voi
         case NETDEV_UNREGISTER:
                 rtmsg_ifinfo(RTM_DELLINK, dev, ~0U);
                 break;
-        case NETDEV_REGISTER:
-                rtmsg_ifinfo(RTM_NEWLINK, dev, ~0U);
-                break;
         case NETDEV_UP:
         case NETDEV_DOWN:
                 rtmsg_ifinfo(RTM_NEWLINK, dev, IFF_UP|IFF_RUNNING);
                 break;
+        case NETDEV_POST_INIT:
+        case NETDEV_REGISTER:
         case NETDEV_CHANGE:
         case NETDEV_GOING_DOWN:
+        case NETDEV_UNREGISTER_BATCH:
                 break;
         default:
                 rtmsg_ifinfo(RTM_NEWLINK, dev, 0);
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index bfa3e7865a8c..93c4e060c91e 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -93,7 +93,7 @@ static int sock_pipe_buf_steal(struct pipe_inode_info *pipe,
 
 
 /* Pipe buffer operations for a socket. */
-static struct pipe_buf_operations sock_pipe_buf_ops = {
+static const struct pipe_buf_operations sock_pipe_buf_ops = {
         .can_merge = 0,
         .map = generic_pipe_buf_map,
         .unmap = generic_pipe_buf_unmap,
diff --git a/net/core/sock.c b/net/core/sock.c
index 76ff58d43e26..305cba401ae6 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1073,7 +1073,8 @@ static void __sk_free(struct sock *sk)
         if (sk->sk_destruct)
                 sk->sk_destruct(sk);
 
-        filter = rcu_dereference(sk->sk_filter);
+        filter = rcu_dereference_check(sk->sk_filter,
+                                       atomic_read(&sk->sk_wmem_alloc) == 0);
         if (filter) {
                 sk_filter_uncharge(sk, filter);
                 rcu_assign_pointer(sk->sk_filter, NULL);
@@ -1205,6 +1206,10 @@ struct sock *sk_clone(const struct sock *sk, const gfp_t priority)
 
                 if (newsk->sk_prot->sockets_allocated)
                         percpu_counter_inc(newsk->sk_prot->sockets_allocated);
+
+                if (sock_flag(newsk, SOCK_TIMESTAMP) ||
+                    sock_flag(newsk, SOCK_TIMESTAMPING_RX_SOFTWARE))
+                        net_enable_timestamp();
         }
 out:
         return newsk;
diff --git a/net/dccp/ccid.c b/net/dccp/ccid.c
index f3e9ba1cfd01..ff16e9df1969 100644
--- a/net/dccp/ccid.c
+++ b/net/dccp/ccid.c
@@ -77,34 +77,24 @@ int ccid_getsockopt_builtin_ccids(struct sock *sk, int len,
         return err;
 }
 
-static struct kmem_cache *ccid_kmem_cache_create(int obj_size, const char *fmt,...)
+static struct kmem_cache *ccid_kmem_cache_create(int obj_size, char *slab_name_fmt, const char *fmt,...)
 {
         struct kmem_cache *slab;
-        char slab_name_fmt[32], *slab_name;
         va_list args;
 
         va_start(args, fmt);
-        vsnprintf(slab_name_fmt, sizeof(slab_name_fmt), fmt, args);
+        vsnprintf(slab_name_fmt, CCID_SLAB_NAME_LENGTH, fmt, args);
         va_end(args);
 
-        slab_name = kstrdup(slab_name_fmt, GFP_KERNEL);
-        if (slab_name == NULL)
-                return NULL;
-        slab = kmem_cache_create(slab_name, sizeof(struct ccid) + obj_size, 0,
+        slab = kmem_cache_create(slab_name_fmt, sizeof(struct ccid) + obj_size, 0,
                                  SLAB_HWCACHE_ALIGN, NULL);
-        if (slab == NULL)
-                kfree(slab_name);
         return slab;
 }
 
 static void ccid_kmem_cache_destroy(struct kmem_cache *slab)
 {
-        if (slab != NULL) {
-                const char *name = kmem_cache_name(slab);
-
+        if (slab != NULL)
                 kmem_cache_destroy(slab);
-                kfree(name);
-        }
 }
 
 static int ccid_activate(struct ccid_operations *ccid_ops)
@@ -113,6 +103,7 @@ static int ccid_activate(struct ccid_operations *ccid_ops)
 
         ccid_ops->ccid_hc_rx_slab =
                         ccid_kmem_cache_create(ccid_ops->ccid_hc_rx_obj_size,
+                                               ccid_ops->ccid_hc_rx_slab_name,
                                                "ccid%u_hc_rx_sock",
                                                ccid_ops->ccid_id);
         if (ccid_ops->ccid_hc_rx_slab == NULL)
@@ -120,6 +111,7 @@ static int ccid_activate(struct ccid_operations *ccid_ops)
 
         ccid_ops->ccid_hc_tx_slab =
                         ccid_kmem_cache_create(ccid_ops->ccid_hc_tx_obj_size,
+                                               ccid_ops->ccid_hc_tx_slab_name,
                                                "ccid%u_hc_tx_sock",
                                                ccid_ops->ccid_id);
         if (ccid_ops->ccid_hc_tx_slab == NULL)
diff --git a/net/dccp/ccid.h b/net/dccp/ccid.h
index facedd20b531..6df6f8ac9636 100644
--- a/net/dccp/ccid.h
+++ b/net/dccp/ccid.h
@@ -19,7 +19,9 @@
 #include <linux/list.h>
 #include <linux/module.h>
 
-#define CCID_MAX 255
+/* maximum value for a CCID (RFC 4340, 19.5) */
+#define CCID_MAX                255
+#define CCID_SLAB_NAME_LENGTH   32
 
 struct tcp_info;
 
@@ -49,6 +51,8 @@ struct ccid_operations {
         const char              *ccid_name;
         struct kmem_cache       *ccid_hc_rx_slab,
                                 *ccid_hc_tx_slab;
+        char                    ccid_hc_rx_slab_name[CCID_SLAB_NAME_LENGTH];
+        char                    ccid_hc_tx_slab_name[CCID_SLAB_NAME_LENGTH];
         __u32                   ccid_hc_rx_obj_size,
                                 ccid_hc_tx_obj_size;
         /* Interface Routines */
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index efbcfdc12796..dad7bc4878e0 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -408,7 +408,7 @@ struct sock *dccp_v4_request_recv_sock(struct sock *sk, struct sk_buff *skb,
 
         dccp_sync_mss(newsk, dst_mtu(dst));
 
-        __inet_hash_nolisten(newsk);
+        __inet_hash_nolisten(newsk, NULL);
         __inet_inherit_port(sk, newsk);
 
         return newsk;
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index 6574215a1f51..baf05cf43c28 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -46,7 +46,7 @@ static void dccp_v6_hash(struct sock *sk)
                         return;
                 }
                 local_bh_disable();
-                __inet6_hash(sk);
+                __inet6_hash(sk, NULL);
                 local_bh_enable();
         }
 }
@@ -644,7 +644,7 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
         newinet->inet_daddr = newinet->inet_saddr = LOOPBACK4_IPV6;
         newinet->inet_rcv_saddr = LOOPBACK4_IPV6;
 
-        __inet6_hash(newsk);
+        __inet6_hash(newsk, NULL);
         __inet_inherit_port(sk, newsk);
 
         return newsk;
diff --git a/net/dccp/probe.c b/net/dccp/probe.c
index dc328425fa20..f5b3464f1242 100644
--- a/net/dccp/probe.c
+++ b/net/dccp/probe.c
@@ -43,7 +43,7 @@ static int bufsize = 64 * 1024;
 static const char procname[] = "dccpprobe";
 
 static struct {
-        struct kfifo      *fifo;
+        struct kfifo      fifo;
         spinlock_t        lock;
         wait_queue_head_t wait;
         struct timespec   tstart;
@@ -67,7 +67,7 @@ static void printl(const char *fmt, ...)
         len += vscnprintf(tbuf+len, sizeof(tbuf)-len, fmt, args);
         va_end(args);
 
-        kfifo_put(dccpw.fifo, tbuf, len);
+        kfifo_in_locked(&dccpw.fifo, tbuf, len, &dccpw.lock);
         wake_up(&dccpw.wait);
 }
 
@@ -109,7 +109,7 @@ static struct jprobe dccp_send_probe = {
 
 static int dccpprobe_open(struct inode *inode, struct file *file)
 {
-        kfifo_reset(dccpw.fifo);
+        kfifo_reset(&dccpw.fifo);
         getnstimeofday(&dccpw.tstart);
         return 0;
 }
@@ -131,11 +131,11 @@ static ssize_t dccpprobe_read(struct file *file, char __user *buf,
                 return -ENOMEM;
 
         error = wait_event_interruptible(dccpw.wait,
-                                         __kfifo_len(dccpw.fifo) != 0);
+                                         kfifo_len(&dccpw.fifo) != 0);
         if (error)
                 goto out_free;
 
-        cnt = kfifo_get(dccpw.fifo, tbuf, len);
+        cnt = kfifo_out_locked(&dccpw.fifo, tbuf, len, &dccpw.lock);
         error = copy_to_user(buf, tbuf, cnt) ? -EFAULT : 0;
 
 out_free:
@@ -156,14 +156,13 @@ static __init int dccpprobe_init(void)
 
         init_waitqueue_head(&dccpw.wait);
         spin_lock_init(&dccpw.lock);
-        dccpw.fifo = kfifo_alloc(bufsize, GFP_KERNEL, &dccpw.lock);
-        if (IS_ERR(dccpw.fifo))
-                return PTR_ERR(dccpw.fifo);
-
+        if (kfifo_alloc(&dccpw.fifo, bufsize, GFP_KERNEL))
+                return ret;
         if (!proc_net_fops_create(&init_net, procname, S_IRUSR, &dccpprobe_fops))
                 goto err0;
 
-        ret = register_jprobe(&dccp_send_probe);
+        try_then_request_module((ret = register_jprobe(&dccp_send_probe)) == 0,
+                                "dccp");
         if (ret)
                 goto err1;
 
@@ -172,14 +171,14 @@ static __init int dccpprobe_init(void)
 err1:
         proc_net_remove(&init_net, procname);
 err0:
-        kfifo_free(dccpw.fifo);
+        kfifo_free(&dccpw.fifo);
         return ret;
 }
 module_init(dccpprobe_init);
 
 static __exit void dccpprobe_exit(void)
 {
-        kfifo_free(dccpw.fifo);
+        kfifo_free(&dccpw.fifo);
         proc_net_remove(&init_net, procname);
         unregister_jprobe(&dccp_send_probe);
 
diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index a03284061a31..a7bf03ca0a36 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -1155,8 +1155,8 @@ static int __dn_route_output_key(struct dst_entry **pprt, const struct flowi *fl
 
         if (!(flags & MSG_TRYHARD)) {
                 rcu_read_lock_bh();
-                for(rt = rcu_dereference(dn_rt_hash_table[hash].chain); rt;
-                        rt = rcu_dereference(rt->u.dst.dn_next)) {
+                for (rt = rcu_dereference_bh(dn_rt_hash_table[hash].chain); rt;
+                        rt = rcu_dereference_bh(rt->u.dst.dn_next)) {
                         if ((flp->fld_dst == rt->fl.fld_dst) &&
                             (flp->fld_src == rt->fl.fld_src) &&
                             (flp->mark == rt->fl.mark) &&
@@ -1618,9 +1618,9 @@ int dn_cache_dump(struct sk_buff *skb, struct netlink_callback *cb)
                 if (h > s_h)
                         s_idx = 0;
                 rcu_read_lock_bh();
-                for(rt = rcu_dereference(dn_rt_hash_table[h].chain), idx = 0;
+                for(rt = rcu_dereference_bh(dn_rt_hash_table[h].chain), idx = 0;
                         rt;
-                        rt = rcu_dereference(rt->u.dst.dn_next), idx++) {
+                        rt = rcu_dereference_bh(rt->u.dst.dn_next), idx++) {
                         if (idx < s_idx)
                                 continue;
                         skb_dst_set(skb, dst_clone(&rt->u.dst));
@@ -1654,12 +1654,12 @@ static struct dn_route *dn_rt_cache_get_first(struct seq_file *seq)
 
         for(s->bucket = dn_rt_hash_mask; s->bucket >= 0; --s->bucket) {
                 rcu_read_lock_bh();
-                rt = dn_rt_hash_table[s->bucket].chain;
+                rt = rcu_dereference_bh(dn_rt_hash_table[s->bucket].chain);
                 if (rt)
                         break;
                 rcu_read_unlock_bh();
         }
-        return rcu_dereference(rt);
+        return rt;
 }
 
 static struct dn_route *dn_rt_cache_get_next(struct seq_file *seq, struct dn_route *rt)
@@ -1674,7 +1674,7 @@ static struct dn_route *dn_rt_cache_get_next(struct seq_file *seq, struct dn_rou
                 rcu_read_lock_bh();
                 rt = dn_rt_hash_table[s->bucket].chain;
         }
-        return rcu_dereference(rt);
+        return rcu_dereference_bh(rt);
 }
 
 static void *dn_rt_cache_seq_start(struct seq_file *seq, loff_t *pos)
diff --git a/net/ipv4/Kconfig b/net/ipv4/Kconfig
index 70491d9035eb..0c94a1ac2946 100644
--- a/net/ipv4/Kconfig
+++ b/net/ipv4/Kconfig
@@ -166,7 +166,7 @@ config IP_PNP_DHCP
 
           If unsure, say Y. Note that if you want to use DHCP, a DHCP server
           must be operating on your network.  Read
-          <file:Documentation/filesystems/nfsroot.txt> for details.
+          <file:Documentation/filesystems/nfs/nfsroot.txt> for details.
 
 config IP_PNP_BOOTP
         bool "IP: BOOTP support"
@@ -181,7 +181,7 @@ config IP_PNP_BOOTP
           does BOOTP itself, providing all necessary information on the kernel
           command line, you can say N here. If unsure, say Y. Note that if you
           want to use BOOTP, a BOOTP server must be operating on your network.
-          Read <file:Documentation/filesystems/nfsroot.txt> for details.
+          Read <file:Documentation/filesystems/nfs/nfsroot.txt> for details.
 
 config IP_PNP_RARP
         bool "IP: RARP support"
@@ -194,7 +194,7 @@ config IP_PNP_RARP
           older protocol which is being obsoleted by BOOTP and DHCP), say Y
           here. Note that if you want to use RARP, a RARP server must be
           operating on your network. Read
-          <file:Documentation/filesystems/nfsroot.txt> for details.
+          <file:Documentation/filesystems/nfs/nfsroot.txt> for details.
 
 # not yet ready..
 #   bool '    IP: ARP support' CONFIG_IP_PNP_ARP
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 5cdbc102a418..26dec2be9615 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1317,14 +1317,19 @@ static int devinet_sysctl_forward(ctl_table *ctl, int write,
 {
         int *valp = ctl->data;
         int val = *valp;
+        loff_t pos = *ppos;
         int ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
 
         if (write && *valp != val) {
                 struct net *net = ctl->extra2;
 
                 if (valp != &IPV4_DEVCONF_DFLT(net, FORWARDING)) {
-                        if (!rtnl_trylock())
+                        if (!rtnl_trylock()) {
+                                /* Restore the original values before restarting */
+                                *valp = val;
+                                *ppos = pos;
                                 return restart_syscall();
+                        }
                         if (valp == &IPV4_DEVCONF_ALL(net, FORWARDING)) {
                                 inet_forward_change(net);
                         } else if (*valp) {
@@ -1397,6 +1402,7 @@ static struct devinet_sysctl_table {
                 DEVINET_SYSCTL_RW_ENTRY(ACCEPT_SOURCE_ROUTE,
                                         "accept_source_route"),
                 DEVINET_SYSCTL_RW_ENTRY(ACCEPT_LOCAL, "accept_local"),
+                DEVINET_SYSCTL_RW_ENTRY(SRC_VMARK, "src_valid_mark"),
                 DEVINET_SYSCTL_RW_ENTRY(PROXY_ARP, "proxy_arp"),
                 DEVINET_SYSCTL_RW_ENTRY(MEDIUM_ID, "medium_id"),
                 DEVINET_SYSCTL_RW_ENTRY(BOOTP_RELAY, "bootp_relay"),
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index 3323168ee52d..82dbf711d6d0 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -252,6 +252,8 @@ int fib_validate_source(__be32 src, __be32 dst, u8 tos, int oif,
                 no_addr = in_dev->ifa_list == NULL;
                 rpf = IN_DEV_RPFILTER(in_dev);
                 accept_local = IN_DEV_ACCEPT_LOCAL(in_dev);
+                if (mark && !IN_DEV_SRC_VMARK(in_dev))
+                        fl.mark = 0;
         }
         rcu_read_unlock();
 
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index 76c08402c933..a42f658e756a 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -946,7 +946,6 @@ int igmp_rcv(struct sk_buff *skb)
                 break;
         case IGMP_HOST_MEMBERSHIP_REPORT:
         case IGMPV2_HOST_MEMBERSHIP_REPORT:
-        case IGMPV3_HOST_MEMBERSHIP_REPORT:
                 /* Is it our report looped back? */
                 if (skb_rtable(skb)->fl.iif == 0)
                         break;
@@ -960,6 +959,7 @@ int igmp_rcv(struct sk_buff *skb)
                 in_dev_put(in_dev);
                 return pim_rcv_v1(skb);
 #endif
+        case IGMPV3_HOST_MEMBERSHIP_REPORT:
         case IGMP_DVMRP:
         case IGMP_TRACE:
         case IGMP_HOST_LEAVE_MESSAGE:
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index bdb78dd180ce..1aaa8110d84b 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -368,7 +368,7 @@ static int inet_diag_bc_run(const void *bc, int len,
                         yes = entry->sport >= op[1].no;
                         break;
                 case INET_DIAG_BC_S_LE:
-                        yes = entry->dport <= op[1].no;
+                        yes = entry->sport <= op[1].no;
                         break;
                 case INET_DIAG_BC_D_GE:
                         yes = entry->dport >= op[1].no;
diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c
index 21e5e32d8c60..2b79377b468d 100644
--- a/net/ipv4/inet_hashtables.c
+++ b/net/ipv4/inet_hashtables.c
@@ -351,12 +351,13 @@ static inline u32 inet_sk_port_offset(const struct sock *sk)
                                           inet->inet_dport);
 }
 
-void __inet_hash_nolisten(struct sock *sk)
+int __inet_hash_nolisten(struct sock *sk, struct inet_timewait_sock *tw)
 {
         struct inet_hashinfo *hashinfo = sk->sk_prot->h.hashinfo;
         struct hlist_nulls_head *list;
         spinlock_t *lock;
         struct inet_ehash_bucket *head;
+        int twrefcnt = 0;
 
         WARN_ON(!sk_unhashed(sk));
 
@@ -367,8 +368,13 @@ void __inet_hash_nolisten(struct sock *sk)
 
         spin_lock(lock);
         __sk_nulls_add_node_rcu(sk, list);
+        if (tw) {
+                WARN_ON(sk->sk_hash != tw->tw_hash);
+                twrefcnt = inet_twsk_unhash(tw);
+        }
         spin_unlock(lock);
         sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
+        return twrefcnt;
 }
 EXPORT_SYMBOL_GPL(__inet_hash_nolisten);
 
@@ -378,7 +384,7 @@ static void __inet_hash(struct sock *sk)
         struct inet_listen_hashbucket *ilb;
 
         if (sk->sk_state != TCP_LISTEN) {
-                __inet_hash_nolisten(sk);
+                __inet_hash_nolisten(sk, NULL);
                 return;
         }
 
@@ -427,7 +433,7 @@ int __inet_hash_connect(struct inet_timewait_death_row *death_row,
                 struct sock *sk, u32 port_offset,
                 int (*check_established)(struct inet_timewait_death_row *,
                         struct sock *, __u16, struct inet_timewait_sock **),
-                void (*hash)(struct sock *sk))
+                int (*hash)(struct sock *sk, struct inet_timewait_sock *twp))
 {
         struct inet_hashinfo *hinfo = death_row->hashinfo;
         const unsigned short snum = inet_sk(sk)->inet_num;
@@ -435,6 +441,7 @@ int __inet_hash_connect(struct inet_timewait_death_row *death_row,
         struct inet_bind_bucket *tb;
         int ret;
         struct net *net = sock_net(sk);
+        int twrefcnt = 1;
 
         if (!snum) {
                 int i, remaining, low, high, port;
@@ -493,13 +500,18 @@ ok:
                 inet_bind_hash(sk, tb, port);
                 if (sk_unhashed(sk)) {
                         inet_sk(sk)->inet_sport = htons(port);
-                        hash(sk);
+                        twrefcnt += hash(sk, tw);
                 }
+                if (tw)
+                        twrefcnt += inet_twsk_bind_unhash(tw, hinfo);
                 spin_unlock(&head->lock);
 
                 if (tw) {
                         inet_twsk_deschedule(tw, death_row);
-                        inet_twsk_put(tw);
+                        while (twrefcnt) {
+                                twrefcnt--;
+                                inet_twsk_put(tw);
+                        }
                 }
 
                 ret = 0;
@@ -510,7 +522,7 @@ ok:
         tb  = inet_csk(sk)->icsk_bind_hash;
         spin_lock_bh(&head->lock);
         if (sk_head(&tb->owners) == sk && !sk->sk_bind_node.next) {
-                hash(sk);
+                hash(sk, NULL);
                 spin_unlock_bh(&head->lock);
                 return 0;
         } else {
diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c
index 0fdf45e4c90c..cc94cc2d8b2d 100644
--- a/net/ipv4/inet_timewait_sock.c
+++ b/net/ipv4/inet_timewait_sock.c
@@ -15,9 +15,13 @@
 #include <net/ip.h>
 
 
-/*
- * unhash a timewait socket from established hash
- * lock must be hold by caller
+/**
+ *      inet_twsk_unhash - unhash a timewait socket from established hash
+ *      @tw: timewait socket
+ *
+ *      unhash a timewait socket from established hash, if hashed.
+ *      ehash lock must be held by caller.
+ *      Returns 1 if caller should call inet_twsk_put() after lock release.
  */
 int inet_twsk_unhash(struct inet_timewait_sock *tw)
 {
@@ -26,6 +30,37 @@ int inet_twsk_unhash(struct inet_timewait_sock *tw)
 
         hlist_nulls_del_rcu(&tw->tw_node);
         sk_nulls_node_init(&tw->tw_node);
+        /*
+         * We cannot call inet_twsk_put() ourself under lock,
+         * caller must call it for us.
+         */
+        return 1;
+}
+
+/**
+ *      inet_twsk_bind_unhash - unhash a timewait socket from bind hash
+ *      @tw: timewait socket
+ *      @hashinfo: hashinfo pointer
+ *
+ *      unhash a timewait socket from bind hash, if hashed.
+ *      bind hash lock must be held by caller.
+ *      Returns 1 if caller should call inet_twsk_put() after lock release.
+ */
+int inet_twsk_bind_unhash(struct inet_timewait_sock *tw,
+                          struct inet_hashinfo *hashinfo)
+{
+        struct inet_bind_bucket *tb = tw->tw_tb;
+
+        if (!tb)
+                return 0;
+
+        __hlist_del(&tw->tw_bind_node);
+        tw->tw_tb = NULL;
+        inet_bind_bucket_destroy(hashinfo->bind_bucket_cachep, tb);
+        /*
+         * We cannot call inet_twsk_put() ourself under lock,
+         * caller must call it for us.
+         */
         return 1;
 }
 
@@ -34,7 +69,6 @@ static void __inet_twsk_kill(struct inet_timewait_sock *tw,
                              struct inet_hashinfo *hashinfo)
 {
         struct inet_bind_hashbucket *bhead;
-        struct inet_bind_bucket *tb;
         int refcnt;
         /* Unlink from established hashes. */
         spinlock_t *lock = inet_ehash_lockp(hashinfo, tw->tw_hash);
@@ -46,15 +80,11 @@ static void __inet_twsk_kill(struct inet_timewait_sock *tw,
         /* Disassociate with bind bucket. */
         bhead = &hashinfo->bhash[inet_bhashfn(twsk_net(tw), tw->tw_num,
                         hashinfo->bhash_size)];
+
         spin_lock(&bhead->lock);
-        tb = tw->tw_tb;
-        if (tb) {
-                __hlist_del(&tw->tw_bind_node);
-                tw->tw_tb = NULL;
-                inet_bind_bucket_destroy(hashinfo->bind_bucket_cachep, tb);
-                refcnt++;
-        }
+        refcnt += inet_twsk_bind_unhash(tw, hashinfo);
         spin_unlock(&bhead->lock);
+
 #ifdef SOCK_REFCNT_DEBUG
         if (atomic_read(&tw->tw_refcnt) != 1) {
                 printk(KERN_DEBUG "%s timewait_sock %p refcnt=%d\n",
@@ -126,7 +156,7 @@ void __inet_twsk_hashdance(struct inet_timewait_sock *tw, struct sock *sk,
 
         /*
          * Notes :
-         * - We initially set tw_refcnt to 0 in inet_twsk_alloc()
+         * - We initially set tw_refcnt to 0 in inet_twsk_alloc()
          * - We add one reference for the bhash link
          * - We add one reference for the ehash link
          * - We want this refcnt update done before allowing other
@@ -136,7 +166,6 @@ void __inet_twsk_hashdance(struct inet_timewait_sock *tw, struct sock *sk,
 
         spin_unlock(lock);
 }
-
 EXPORT_SYMBOL_GPL(__inet_twsk_hashdance);
 
 struct inet_timewait_sock *inet_twsk_alloc(const struct sock *sk, const int state)
@@ -177,7 +206,6 @@ struct inet_timewait_sock *inet_twsk_alloc(const struct sock *sk, const int stat
 
         return tw;
 }
-
 EXPORT_SYMBOL_GPL(inet_twsk_alloc);
 
 /* Returns non-zero if quota exceeded.  */
@@ -256,7 +284,6 @@ void inet_twdr_hangman(unsigned long data)
 out:
         spin_unlock(&twdr->death_lock);
 }
-
 EXPORT_SYMBOL_GPL(inet_twdr_hangman);
 
 void inet_twdr_twkill_work(struct work_struct *work)
@@ -287,7 +314,6 @@ void inet_twdr_twkill_work(struct work_struct *work)
                 spin_unlock_bh(&twdr->death_lock);
         }
 }
-
 EXPORT_SYMBOL_GPL(inet_twdr_twkill_work);
 
 /* These are always called from BH context.  See callers in
@@ -307,7 +333,6 @@ void inet_twsk_deschedule(struct inet_timewait_sock *tw,
         spin_unlock(&twdr->death_lock);
         __inet_twsk_kill(tw, twdr->hashinfo);
 }
-
 EXPORT_SYMBOL(inet_twsk_deschedule);
 
 void inet_twsk_schedule(struct inet_timewait_sock *tw,
@@ -388,7 +413,6 @@ void inet_twsk_schedule(struct inet_timewait_sock *tw,
                 mod_timer(&twdr->tw_timer, jiffies + twdr->period);
         spin_unlock(&twdr->death_lock);
 }
-
 EXPORT_SYMBOL_GPL(inet_twsk_schedule);
 
 void inet_twdr_twcal_tick(unsigned long data)
@@ -449,7 +473,6 @@ out:
 #endif
         spin_unlock(&twdr->death_lock);
 }
-
 EXPORT_SYMBOL_GPL(inet_twdr_twcal_tick);
 
 void inet_twsk_purge(struct inet_hashinfo *hashinfo,
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index e34013a78ef4..3451799e3dbf 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -254,7 +254,7 @@ int ip_mc_output(struct sk_buff *skb)
          */
 
         if (rt->rt_flags&RTCF_MULTICAST) {
-                if ((!sk || inet_sk(sk)->mc_loop)
+                if (sk_mc_loop(sk)
 #ifdef CONFIG_IP_MROUTE
                 /* Small optimization: do not loopback not local frames,
                    which returned after forwarding; they will be  dropped
diff --git a/net/ipv4/ipcomp.c b/net/ipv4/ipcomp.c
index 38fbf04150ae..544ce0876f12 100644
--- a/net/ipv4/ipcomp.c
+++ b/net/ipv4/ipcomp.c
@@ -124,16 +124,12 @@ static int ipcomp4_init_state(struct xfrm_state *x)
         if (x->props.mode == XFRM_MODE_TUNNEL) {
                 err = ipcomp_tunnel_attach(x);
                 if (err)
-                        goto error_tunnel;
+                        goto out;
         }
 
         err = 0;
 out:
         return err;
-
-error_tunnel:
-        ipcomp_destroy(x);
-        goto out;
 }
 
 static const struct xfrm_type ipcomp_type = {
diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c
index 4e08b7f2331c..10a6a604bf32 100644
--- a/net/ipv4/ipconfig.c
+++ b/net/ipv4/ipconfig.c
@@ -1446,7 +1446,7 @@ late_initcall(ip_auto_config);
 
 /*
  *  Decode any IP configuration options in the "ip=" or "nfsaddrs=" kernel
- *  command line parameter.  See Documentation/filesystems/nfsroot.txt.
+ *  command line parameter.  See Documentation/filesystems/nfs/nfsroot.txt.
  */
 static int __init ic_proto_name(char *name)
 {
diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c
index 06632762ba5f..90203e1b9187 100644
--- a/net/ipv4/netfilter/arp_tables.c
+++ b/net/ipv4/netfilter/arp_tables.c
@@ -925,10 +925,10 @@ static int get_info(struct net *net, void __user *user, int *len, int compat)
         if (t && !IS_ERR(t)) {
                 struct arpt_getinfo info;
                 const struct xt_table_info *private = t->private;
-
 #ifdef CONFIG_COMPAT
+                struct xt_table_info tmp;
+
                 if (compat) {
-                        struct xt_table_info tmp;
                         ret = compat_table_info(private, &tmp);
                         xt_compat_flush_offsets(NFPROTO_ARP);
                         private = &tmp;
diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
index 572330a552ef..3ce53cf13d5a 100644
--- a/net/ipv4/netfilter/ip_tables.c
+++ b/net/ipv4/netfilter/ip_tables.c
@@ -1132,10 +1132,10 @@ static int get_info(struct net *net, void __user *user, int *len, int compat)
         if (t && !IS_ERR(t)) {
                 struct ipt_getinfo info;
                 const struct xt_table_info *private = t->private;
-
 #ifdef CONFIG_COMPAT
+                struct xt_table_info tmp;
+
                 if (compat) {
-                        struct xt_table_info tmp;
                         ret = compat_table_info(private, &tmp);
                         xt_compat_flush_offsets(AF_INET);
                         private = &tmp;
diff --git a/net/ipv4/netfilter/ipt_ECN.c b/net/ipv4/netfilter/ipt_ECN.c
index 549e206cdd42..ea5cea2415c1 100644
--- a/net/ipv4/netfilter/ipt_ECN.c
+++ b/net/ipv4/netfilter/ipt_ECN.c
@@ -50,7 +50,7 @@ set_ect_tcp(struct sk_buff *skb, const struct ipt_ECN_info *einfo)
         struct tcphdr _tcph, *tcph;
         __be16 oldval;
 
-        /* Not enought header? */
+        /* Not enough header? */
         tcph = skb_header_pointer(skb, ip_hdrlen(skb), sizeof(_tcph), &_tcph);
         if (!tcph)
                 return false;
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
index d171b123a656..d1ea38a7c490 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
@@ -210,7 +210,7 @@ static ctl_table ip_ct_sysctl_table[] = {
         },
         {
                 .procname       = "ip_conntrack_buckets",
-                .data           = &nf_conntrack_htable_size,
+                .data           = &init_net.ct.htable_size,
                 .maxlen         = sizeof(unsigned int),
                 .mode           = 0444,
                 .proc_handler   = proc_dointvec,
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c
index 8668a3defda6..2fb7b76da94f 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4_compat.c
@@ -32,7 +32,7 @@ static struct hlist_nulls_node *ct_get_first(struct seq_file *seq)
         struct hlist_nulls_node *n;
 
         for (st->bucket = 0;
-             st->bucket < nf_conntrack_htable_size;
+             st->bucket < net->ct.htable_size;
              st->bucket++) {
                 n = rcu_dereference(net->ct.hash[st->bucket].first);
                 if (!is_a_nulls(n))
@@ -50,7 +50,7 @@ static struct hlist_nulls_node *ct_get_next(struct seq_file *seq,
         head = rcu_dereference(head->next);
         while (is_a_nulls(head)) {
                 if (likely(get_nulls_value(head) == st->bucket)) {
-                        if (++st->bucket >= nf_conntrack_htable_size)
+                        if (++st->bucket >= net->ct.htable_size)
                                 return NULL;
                 }
                 head = rcu_dereference(net->ct.hash[st->bucket].first);
diff --git a/net/ipv4/netfilter/nf_defrag_ipv4.c b/net/ipv4/netfilter/nf_defrag_ipv4.c
index fa2d6b6fc3e5..331ead3ebd1b 100644
--- a/net/ipv4/netfilter/nf_defrag_ipv4.c
+++ b/net/ipv4/netfilter/nf_defrag_ipv4.c
@@ -14,6 +14,7 @@
 #include <net/route.h>
 #include <net/ip.h>
 
+#include <linux/netfilter_bridge.h>
 #include <linux/netfilter_ipv4.h>
 #include <net/netfilter/ipv4/nf_defrag_ipv4.h>
 
@@ -34,6 +35,20 @@ static int nf_ct_ipv4_gather_frags(struct sk_buff *skb, u_int32_t user)
         return err;
 }
 
+static enum ip_defrag_users nf_ct_defrag_user(unsigned int hooknum,
+                                              struct sk_buff *skb)
+{
+#ifdef CONFIG_BRIDGE_NETFILTER
+        if (skb->nf_bridge &&
+            skb->nf_bridge->mask & BRNF_NF_BRIDGE_PREROUTING)
+                return IP_DEFRAG_CONNTRACK_BRIDGE_IN;
+#endif
+        if (hooknum == NF_INET_PRE_ROUTING)
+                return IP_DEFRAG_CONNTRACK_IN;
+        else
+                return IP_DEFRAG_CONNTRACK_OUT;
+}
+
 static unsigned int ipv4_conntrack_defrag(unsigned int hooknum,
                                           struct sk_buff *skb,
                                           const struct net_device *in,
@@ -50,10 +65,8 @@ static unsigned int ipv4_conntrack_defrag(unsigned int hooknum,
 #endif
         /* Gather fragments. */
         if (ip_hdr(skb)->frag_off & htons(IP_MF | IP_OFFSET)) {
-                if (nf_ct_ipv4_gather_frags(skb,
-                                            hooknum == NF_INET_PRE_ROUTING ?
-                                            IP_DEFRAG_CONNTRACK_IN :
-                                            IP_DEFRAG_CONNTRACK_OUT))
+                enum ip_defrag_users user = nf_ct_defrag_user(hooknum, skb);
+                if (nf_ct_ipv4_gather_frags(skb, user))
                         return NF_STOLEN;
         }
         return NF_ACCEPT;
diff --git a/net/ipv4/netfilter/nf_nat_core.c b/net/ipv4/netfilter/nf_nat_core.c
index fe1a64479dd0..26066a2327ad 100644
--- a/net/ipv4/netfilter/nf_nat_core.c
+++ b/net/ipv4/netfilter/nf_nat_core.c
@@ -35,9 +35,6 @@ static DEFINE_SPINLOCK(nf_nat_lock);
 
 static struct nf_conntrack_l3proto *l3proto __read_mostly;
 
-/* Calculated at init based on memory size */
-static unsigned int nf_nat_htable_size __read_mostly;
-
 #define MAX_IP_NAT_PROTO 256
 static const struct nf_nat_protocol *nf_nat_protos[MAX_IP_NAT_PROTO]
                                                 __read_mostly;
@@ -72,7 +69,7 @@ EXPORT_SYMBOL_GPL(nf_nat_proto_put);
 
 /* We keep an extra hash for each conntrack, for fast searching. */
 static inline unsigned int
-hash_by_src(const struct nf_conntrack_tuple *tuple)
+hash_by_src(const struct net *net, const struct nf_conntrack_tuple *tuple)
 {
         unsigned int hash;
 
@@ -80,7 +77,7 @@ hash_by_src(const struct nf_conntrack_tuple *tuple)
         hash = jhash_3words((__force u32)tuple->src.u3.ip,
                             (__force u32)tuple->src.u.all,
                             tuple->dst.protonum, 0);
-        return ((u64)hash * nf_nat_htable_size) >> 32;
+        return ((u64)hash * net->ipv4.nat_htable_size) >> 32;
 }
 
 /* Is this tuple already taken? (not by us) */
@@ -147,7 +144,7 @@ find_appropriate_src(struct net *net,
                      struct nf_conntrack_tuple *result,
                      const struct nf_nat_range *range)
 {
-        unsigned int h = hash_by_src(tuple);
+        unsigned int h = hash_by_src(net, tuple);
         const struct nf_conn_nat *nat;
         const struct nf_conn *ct;
         const struct hlist_node *n;
@@ -330,7 +327,7 @@ nf_nat_setup_info(struct nf_conn *ct,
         if (have_to_hash) {
                 unsigned int srchash;
 
-                srchash = hash_by_src(&ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple);
+                srchash = hash_by_src(net, &ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple);
                 spin_lock_bh(&nf_nat_lock);
                 /* nf_conntrack_alter_reply might re-allocate exntension aera */
                 nat = nfct_nat(ct);
@@ -679,8 +676,10 @@ nfnetlink_parse_nat_setup(struct nf_conn *ct,
 
 static int __net_init nf_nat_net_init(struct net *net)
 {
-        net->ipv4.nat_bysource = nf_ct_alloc_hashtable(&nf_nat_htable_size,
-                                                      &net->ipv4.nat_vmalloced, 0);
+        /* Leave them the same for the moment. */
+        net->ipv4.nat_htable_size = net->ct.htable_size;
+        net->ipv4.nat_bysource = nf_ct_alloc_hashtable(&net->ipv4.nat_htable_size,
+                                                       &net->ipv4.nat_vmalloced, 0);
         if (!net->ipv4.nat_bysource)
                 return -ENOMEM;
         return 0;
@@ -703,7 +702,7 @@ static void __net_exit nf_nat_net_exit(struct net *net)
         nf_ct_iterate_cleanup(net, &clean_nat, NULL);
         synchronize_rcu();
         nf_ct_free_hashtable(net->ipv4.nat_bysource, net->ipv4.nat_vmalloced,
-                             nf_nat_htable_size);
+                             net->ipv4.nat_htable_size);
 }
 
 static struct pernet_operations nf_nat_net_ops = {
@@ -724,9 +723,6 @@ static int __init nf_nat_init(void)
                 return ret;
         }
 
-        /* Leave them the same for the moment. */
-        nf_nat_htable_size = nf_conntrack_htable_size;
-
         ret = register_pernet_subsys(&nf_nat_net_ops);
         if (ret < 0)
                 goto cleanup_extend;
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index e446496f564f..4f11faa5c824 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -287,12 +287,12 @@ static struct rtable *rt_cache_get_first(struct seq_file *seq)
                 if (!rt_hash_table[st->bucket].chain)
                         continue;
                 rcu_read_lock_bh();
-                r = rcu_dereference(rt_hash_table[st->bucket].chain);
+                r = rcu_dereference_bh(rt_hash_table[st->bucket].chain);
                 while (r) {
                         if (dev_net(r->u.dst.dev) == seq_file_net(seq) &&
                             r->rt_genid == st->genid)
                                 return r;
-                        r = rcu_dereference(r->u.dst.rt_next);
+                        r = rcu_dereference_bh(r->u.dst.rt_next);
                 }
                 rcu_read_unlock_bh();
         }
@@ -314,7 +314,7 @@ static struct rtable *__rt_cache_get_next(struct seq_file *seq,
                 rcu_read_lock_bh();
                 r = rt_hash_table[st->bucket].chain;
         }
-        return rcu_dereference(r);
+        return rcu_dereference_bh(r);
 }
 
 static struct rtable *rt_cache_get_next(struct seq_file *seq,
@@ -586,7 +586,9 @@ static void __net_exit ip_rt_do_proc_exit(struct net *net)
 {
         remove_proc_entry("rt_cache", net->proc_net_stat);
         remove_proc_entry("rt_cache", net->proc_net);
+#ifdef CONFIG_NET_CLS_ROUTE
         remove_proc_entry("rt_acct", net->proc_net);
+#endif
 }
 
 static struct pernet_operations ip_rt_proc_ops __net_initdata =  {
@@ -2687,8 +2689,8 @@ int __ip_route_output_key(struct net *net, struct rtable **rp,
         hash = rt_hash(flp->fl4_dst, flp->fl4_src, flp->oif, rt_genid(net));
 
         rcu_read_lock_bh();
-        for (rth = rcu_dereference(rt_hash_table[hash].chain); rth;
-                rth = rcu_dereference(rth->u.dst.rt_next)) {
+        for (rth = rcu_dereference_bh(rt_hash_table[hash].chain); rth;
+                rth = rcu_dereference_bh(rth->u.dst.rt_next)) {
                 if (rth->fl.fl4_dst == flp->fl4_dst &&
                     rth->fl.fl4_src == flp->fl4_src &&
                     rth->fl.iif == 0 &&
@@ -3006,8 +3008,8 @@ int ip_rt_dump(struct sk_buff *skb,  struct netlink_callback *cb)
                 if (!rt_hash_table[h].chain)
                         continue;
                 rcu_read_lock_bh();
-                for (rt = rcu_dereference(rt_hash_table[h].chain), idx = 0; rt;
-                     rt = rcu_dereference(rt->u.dst.rt_next), idx++) {
+                for (rt = rcu_dereference_bh(rt_hash_table[h].chain), idx = 0; rt;
+                     rt = rcu_dereference_bh(rt->u.dst.rt_next), idx++) {
                         if (!net_eq(dev_net(rt->u.dst.dev), net) || idx < s_idx)
                                 continue;
                         if (rt_is_expired(rt))
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index 26399ad2a289..66fd80ef2473 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -277,6 +277,13 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb,
 
         NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_SYNCOOKIESRECV);
 
+        /* check for timestamp cookie support */
+        memset(&tcp_opt, 0, sizeof(tcp_opt));
+        tcp_parse_options(skb, &tcp_opt, &hash_location, 0);
+
+        if (tcp_opt.saw_tstamp)
+                cookie_check_timestamp(&tcp_opt);
+
         ret = NULL;
         req = inet_reqsk_alloc(&tcp_request_sock_ops); /* for safety */
         if (!req)
@@ -292,6 +299,12 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb,
         ireq->loc_addr          = ip_hdr(skb)->daddr;
         ireq->rmt_addr          = ip_hdr(skb)->saddr;
         ireq->ecn_ok            = 0;
+        ireq->snd_wscale        = tcp_opt.snd_wscale;
+        ireq->rcv_wscale        = tcp_opt.rcv_wscale;
+        ireq->sack_ok           = tcp_opt.sack_ok;
+        ireq->wscale_ok         = tcp_opt.wscale_ok;
+        ireq->tstamp_ok         = tcp_opt.saw_tstamp;
+        req->ts_recent          = tcp_opt.saw_tstamp ? tcp_opt.rcv_tsval : 0;
 
         /* We throwed the options of the initial SYN away, so we hope
          * the ACK carries the same options again (see RFC1122 4.2.3.8)
@@ -340,20 +353,6 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb,
                 }
         }
 
-        /* check for timestamp cookie support */
-        memset(&tcp_opt, 0, sizeof(tcp_opt));
-        tcp_parse_options(skb, &tcp_opt, &hash_location, 0, &rt->u.dst);
-
-        if (tcp_opt.saw_tstamp)
-                cookie_check_timestamp(&tcp_opt);
-
-        ireq->snd_wscale        = tcp_opt.snd_wscale;
-        ireq->rcv_wscale        = tcp_opt.rcv_wscale;
-        ireq->sack_ok           = tcp_opt.sack_ok;
-        ireq->wscale_ok         = tcp_opt.wscale_ok;
-        ireq->tstamp_ok         = tcp_opt.saw_tstamp;
-        req->ts_recent          = tcp_opt.saw_tstamp ? tcp_opt.rcv_tsval : 0;
-
         /* Try to redo what tcp_v4_send_synack did. */
         req->window_clamp = tp->window_clamp ? :dst_metric(&rt->u.dst, RTAX_WINDOW);
 
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index c8666b70cde0..b0a26bb25e2e 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -2540,11 +2540,6 @@ static int do_tcp_getsockopt(struct sock *sk, int level,
                         ctd.tcpct_cookie_desired = cvp->cookie_desired;
                         ctd.tcpct_s_data_desired = cvp->s_data_desired;
 
-                        /* Cookie(s) saved, return as nonce */
-                        if (sizeof(ctd.tcpct_value) < cvp->cookie_pair_size) {
-                                /* impossible? */
-                                return -EINVAL;
-                        }
                         memcpy(&ctd.tcpct_value[0], &cvp->cookie_pair[0],
                                cvp->cookie_pair_size);
                         ctd.tcpct_used = cvp->cookie_pair_size;
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 57ae96a04220..3fddc69ccccc 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -2717,6 +2717,35 @@ static void tcp_try_undo_dsack(struct sock *sk)
         }
 }
 
+/* We can clear retrans_stamp when there are no retransmissions in the
+ * window. It would seem that it is trivially available for us in
+ * tp->retrans_out, however, that kind of assumptions doesn't consider
+ * what will happen if errors occur when sending retransmission for the
+ * second time. ...It could the that such segment has only
+ * TCPCB_EVER_RETRANS set at the present time. It seems that checking
+ * the head skb is enough except for some reneging corner cases that
+ * are not worth the effort.
+ *
+ * Main reason for all this complexity is the fact that connection dying
+ * time now depends on the validity of the retrans_stamp, in particular,
+ * that successive retransmissions of a segment must not advance
+ * retrans_stamp under any conditions.
+ */
+static int tcp_any_retrans_done(struct sock *sk)
+{
+        struct tcp_sock *tp = tcp_sk(sk);
+        struct sk_buff *skb;
+
+        if (tp->retrans_out)
+                return 1;
+
+        skb = tcp_write_queue_head(sk);
+        if (unlikely(skb && TCP_SKB_CB(skb)->sacked & TCPCB_EVER_RETRANS))
+                return 1;
+
+        return 0;
+}
+
 /* Undo during fast recovery after partial ACK. */
 
 static int tcp_try_undo_partial(struct sock *sk, int acked)
@@ -2729,7 +2758,7 @@ static int tcp_try_undo_partial(struct sock *sk, int acked)
                 /* Plain luck! Hole if filled with delayed
                  * packet, rather than with a retransmit.
                  */
-                if (tp->retrans_out == 0)
+                if (!tcp_any_retrans_done(sk))
                         tp->retrans_stamp = 0;
 
                 tcp_update_reordering(sk, tcp_fackets_out(tp) + acked, 1);
@@ -2788,7 +2817,7 @@ static void tcp_try_keep_open(struct sock *sk)
         struct tcp_sock *tp = tcp_sk(sk);
         int state = TCP_CA_Open;
 
-        if (tcp_left_out(tp) || tp->retrans_out || tp->undo_marker)
+        if (tcp_left_out(tp) || tcp_any_retrans_done(sk) || tp->undo_marker)
                 state = TCP_CA_Disorder;
 
         if (inet_csk(sk)->icsk_ca_state != state) {
@@ -2803,7 +2832,7 @@ static void tcp_try_to_open(struct sock *sk, int flag)
 
         tcp_verify_left_out(tp);
 
-        if (!tp->frto_counter && tp->retrans_out == 0)
+        if (!tp->frto_counter && !tcp_any_retrans_done(sk))
                 tp->retrans_stamp = 0;
 
         if (flag & FLAG_ECE)
@@ -3698,7 +3727,7 @@ old_ack:
  * the fast version below fails.
  */
 void tcp_parse_options(struct sk_buff *skb, struct tcp_options_received *opt_rx,
-                       u8 **hvpp, int estab,  struct dst_entry *dst)
+                       u8 **hvpp, int estab)
 {
         unsigned char *ptr;
         struct tcphdr *th = tcp_hdr(skb);
@@ -3737,8 +3766,7 @@ void tcp_parse_options(struct sk_buff *skb, struct tcp_options_received *opt_rx,
                                 break;
                         case TCPOPT_WINDOW:
                                 if (opsize == TCPOLEN_WINDOW && th->syn &&
-                                    !estab && sysctl_tcp_window_scaling &&
-                                    !dst_feature(dst, RTAX_FEATURE_NO_WSCALE)) {
+                                    !estab && sysctl_tcp_window_scaling) {
                                         __u8 snd_wscale = *(__u8 *)ptr;
                                         opt_rx->wscale_ok = 1;
                                         if (snd_wscale > 14) {
@@ -3754,8 +3782,7 @@ void tcp_parse_options(struct sk_buff *skb, struct tcp_options_received *opt_rx,
                         case TCPOPT_TIMESTAMP:
                                 if ((opsize == TCPOLEN_TIMESTAMP) &&
                                     ((estab && opt_rx->tstamp_ok) ||
-                                     (!estab && sysctl_tcp_timestamps &&
-                                      !dst_feature(dst, RTAX_FEATURE_NO_TSTAMP)))) {
+                                     (!estab && sysctl_tcp_timestamps))) {
                                         opt_rx->saw_tstamp = 1;
                                         opt_rx->rcv_tsval = get_unaligned_be32(ptr);
                                         opt_rx->rcv_tsecr = get_unaligned_be32(ptr + 4);
@@ -3763,8 +3790,7 @@ void tcp_parse_options(struct sk_buff *skb, struct tcp_options_received *opt_rx,
                                 break;
                         case TCPOPT_SACK_PERM:
                                 if (opsize == TCPOLEN_SACK_PERM && th->syn &&
-                                    !estab && sysctl_tcp_sack &&
-                                    !dst_feature(dst, RTAX_FEATURE_NO_SACK)) {
+                                    !estab && sysctl_tcp_sack) {
                                         opt_rx->sack_ok = 1;
                                         tcp_sack_reset(opt_rx);
                                 }
@@ -3849,7 +3875,7 @@ static int tcp_fast_parse_options(struct sk_buff *skb, struct tcphdr *th,
                 if (tcp_parse_aligned_timestamp(tp, th))
                         return 1;
         }
-        tcp_parse_options(skb, &tp->rx_opt, hvpp, 1, NULL);
+        tcp_parse_options(skb, &tp->rx_opt, hvpp, 1);
         return 1;
 }
 
@@ -4104,10 +4130,8 @@ static inline int tcp_sack_extend(struct tcp_sack_block *sp, u32 seq,
 static void tcp_dsack_set(struct sock *sk, u32 seq, u32 end_seq)
 {
         struct tcp_sock *tp = tcp_sk(sk);
-        struct dst_entry *dst = __sk_dst_get(sk);
 
-        if (tcp_is_sack(tp) && sysctl_tcp_dsack &&
-            !dst_feature(dst, RTAX_FEATURE_NO_DSACK)) {
+        if (tcp_is_sack(tp) && sysctl_tcp_dsack) {
                 int mib_idx;
 
                 if (before(seq, tp->rcv_nxt))
@@ -4136,15 +4160,13 @@ static void tcp_dsack_extend(struct sock *sk, u32 seq, u32 end_seq)
 static void tcp_send_dupack(struct sock *sk, struct sk_buff *skb)
 {
         struct tcp_sock *tp = tcp_sk(sk);
-        struct dst_entry *dst = __sk_dst_get(sk);
 
         if (TCP_SKB_CB(skb)->end_seq != TCP_SKB_CB(skb)->seq &&
             before(TCP_SKB_CB(skb)->seq, tp->rcv_nxt)) {
                 NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_DELAYEDACKLOST);
                 tcp_enter_quickack_mode(sk);
 
-                if (tcp_is_sack(tp) && sysctl_tcp_dsack &&
-                    !dst_feature(dst, RTAX_FEATURE_NO_DSACK)) {
+                if (tcp_is_sack(tp) && sysctl_tcp_dsack) {
                         u32 end_seq = TCP_SKB_CB(skb)->end_seq;
 
                         if (after(TCP_SKB_CB(skb)->end_seq, tp->rcv_nxt))
@@ -5399,11 +5421,10 @@ static int tcp_rcv_synsent_state_process(struct sock *sk, struct sk_buff *skb,
         u8 *hash_location;
         struct inet_connection_sock *icsk = inet_csk(sk);
         struct tcp_sock *tp = tcp_sk(sk);
-        struct dst_entry *dst = __sk_dst_get(sk);
         struct tcp_cookie_values *cvp = tp->cookie_values;
         int saved_clamp = tp->rx_opt.mss_clamp;
 
-        tcp_parse_options(skb, &tp->rx_opt, &hash_location, 0, dst);
+        tcp_parse_options(skb, &tp->rx_opt, &hash_location, 0);
 
         if (th->ack) {
                 /* rfc793:
@@ -5762,11 +5783,9 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
 
                                 /* tcp_ack considers this ACK as duplicate
                                  * and does not calculate rtt.
-                                 * Fix it at least with timestamps.
+                                 * Force it here.
                                  */
-                                if (tp->rx_opt.saw_tstamp &&
-                                    tp->rx_opt.rcv_tsecr && !tp->srtt)
-                                        tcp_ack_saw_tstamp(sk, 0);
+                                tcp_ack_update_rtt(sk, 0, 0);
 
                                 if (tp->rx_opt.tstamp_ok)
                                         tp->advmss -= TCPOLEN_TSTAMP_ALIGNED;
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 29002ab26e0d..65b8ebfd078a 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1262,20 +1262,10 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
         tcp_rsk(req)->af_specific = &tcp_request_sock_ipv4_ops;
 #endif
 
-        ireq = inet_rsk(req);
-        ireq->loc_addr = daddr;
-        ireq->rmt_addr = saddr;
-        ireq->no_srccheck = inet_sk(sk)->transparent;
-        ireq->opt = tcp_v4_save_options(sk, skb);
-
-        dst = inet_csk_route_req(sk, req);
-        if(!dst)
-                goto drop_and_free;
-
         tcp_clear_options(&tmp_opt);
         tmp_opt.mss_clamp = TCP_MSS_DEFAULT;
         tmp_opt.user_mss  = tp->rx_opt.user_mss;
-        tcp_parse_options(skb, &tmp_opt, &hash_location, 0, dst);
+        tcp_parse_options(skb, &tmp_opt, &hash_location, 0);
 
         if (tmp_opt.cookie_plus > 0 &&
             tmp_opt.saw_tstamp &&
@@ -1319,8 +1309,14 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
         tmp_opt.tstamp_ok = tmp_opt.saw_tstamp;
         tcp_openreq_init(req, &tmp_opt, skb);
 
+        ireq = inet_rsk(req);
+        ireq->loc_addr = daddr;
+        ireq->rmt_addr = saddr;
+        ireq->no_srccheck = inet_sk(sk)->transparent;
+        ireq->opt = tcp_v4_save_options(sk, skb);
+
         if (security_inet_conn_request(sk, skb, req))
-                goto drop_and_release;
+                goto drop_and_free;
 
         if (!want_cookie)
                 TCP_ECN_create_request(req, tcp_hdr(skb));
@@ -1345,6 +1341,7 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
                  */
                 if (tmp_opt.saw_tstamp &&
                     tcp_death_row.sysctl_tw_recycle &&
+                    (dst = inet_csk_route_req(sk, req)) != NULL &&
                     (peer = rt_get_peer((struct rtable *)dst)) != NULL &&
                     peer->v4daddr == saddr) {
                         if ((u32)get_seconds() - peer->tcp_ts_stamp < TCP_PAWS_MSL &&
@@ -1464,7 +1461,7 @@ struct sock *tcp_v4_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
         }
 #endif
 
-        __inet_hash_nolisten(newsk);
+        __inet_hash_nolisten(newsk, NULL);
         __inet_inherit_port(sk, newsk);
 
         return newsk;
diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index 87accec8d097..f206ee5dda80 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -95,9 +95,9 @@ tcp_timewait_state_process(struct inet_timewait_sock *tw, struct sk_buff *skb,
         struct tcp_timewait_sock *tcptw = tcp_twsk((struct sock *)tw);
         int paws_reject = 0;
 
+        tmp_opt.saw_tstamp = 0;
         if (th->doff > (sizeof(*th) >> 2) && tcptw->tw_ts_recent_stamp) {
-                tmp_opt.tstamp_ok = 1;
-                tcp_parse_options(skb, &tmp_opt, &hash_location, 1, NULL);
+                tcp_parse_options(skb, &tmp_opt, &hash_location, 0);
 
                 if (tmp_opt.saw_tstamp) {
                         tmp_opt.ts_recent       = tcptw->tw_ts_recent;
@@ -526,9 +526,9 @@ struct sock *tcp_check_req(struct sock *sk, struct sk_buff *skb,
         __be32 flg = tcp_flag_word(th) & (TCP_FLAG_RST|TCP_FLAG_SYN|TCP_FLAG_ACK);
         int paws_reject = 0;
 
-        if ((th->doff > (sizeof(*th) >> 2)) && (req->ts_recent)) {
-                tmp_opt.tstamp_ok = 1;
-                tcp_parse_options(skb, &tmp_opt, &hash_location, 1, NULL);
+        tmp_opt.saw_tstamp = 0;
+        if (th->doff > (sizeof(struct tcphdr)>>2)) {
+                tcp_parse_options(skb, &tmp_opt, &hash_location, 0);
 
                 if (tmp_opt.saw_tstamp) {
                         tmp_opt.ts_recent = req->ts_recent;
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 93316a96d820..383ce237640f 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -553,7 +553,6 @@ static unsigned tcp_syn_options(struct sock *sk, struct sk_buff *skb,
                                 struct tcp_md5sig_key **md5) {
         struct tcp_sock *tp = tcp_sk(sk);
         struct tcp_cookie_values *cvp = tp->cookie_values;
-        struct dst_entry *dst = __sk_dst_get(sk);
         unsigned remaining = MAX_TCP_OPTION_SPACE;
         u8 cookie_size = (!tp->rx_opt.cookie_out_never && cvp != NULL) ?
                          tcp_cookie_size_check(cvp->cookie_desired) :
@@ -581,22 +580,18 @@ static unsigned tcp_syn_options(struct sock *sk, struct sk_buff *skb,
         opts->mss = tcp_advertise_mss(sk);
         remaining -= TCPOLEN_MSS_ALIGNED;
 
-        if (likely(sysctl_tcp_timestamps &&
-                   !dst_feature(dst, RTAX_FEATURE_NO_TSTAMP) &&
-                   *md5 == NULL)) {
+        if (likely(sysctl_tcp_timestamps && *md5 == NULL)) {
                 opts->options |= OPTION_TS;
                 opts->tsval = TCP_SKB_CB(skb)->when;
                 opts->tsecr = tp->rx_opt.ts_recent;
                 remaining -= TCPOLEN_TSTAMP_ALIGNED;
         }
-        if (likely(sysctl_tcp_window_scaling &&
-                   !dst_feature(dst, RTAX_FEATURE_NO_WSCALE))) {
+        if (likely(sysctl_tcp_window_scaling)) {
                 opts->ws = tp->rx_opt.rcv_wscale;
                 opts->options |= OPTION_WSCALE;
                 remaining -= TCPOLEN_WSCALE_ALIGNED;
         }
-        if (likely(sysctl_tcp_sack &&
-                   !dst_feature(dst, RTAX_FEATURE_NO_SACK))) {
+        if (likely(sysctl_tcp_sack)) {
                 opts->options |= OPTION_SACK_ADVERTISE;
                 if (unlikely(!(OPTION_TS & opts->options)))
                         remaining -= TCPOLEN_SACKPERM_ALIGNED;
@@ -2527,9 +2522,7 @@ static void tcp_connect_init(struct sock *sk)
          * See tcp_input.c:tcp_rcv_state_process case TCP_SYN_SENT.
          */
         tp->tcp_header_len = sizeof(struct tcphdr) +
-                (sysctl_tcp_timestamps &&
-                (!dst_feature(dst, RTAX_FEATURE_NO_TSTAMP) ?
-                  TCPOLEN_TSTAMP_ALIGNED : 0));
+                (sysctl_tcp_timestamps ? TCPOLEN_TSTAMP_ALIGNED : 0);
 
 #ifdef CONFIG_TCP_MD5SIG
         if (tp->af_specific->md5_lookup(sk, sk) != NULL)
@@ -2555,8 +2548,7 @@ static void tcp_connect_init(struct sock *sk)
                                   tp->advmss - (tp->rx_opt.ts_recent_stamp ? tp->tcp_header_len - sizeof(struct tcphdr) : 0),
                                   &tp->rcv_wnd,
                                   &tp->window_clamp,
-                                  (sysctl_tcp_window_scaling &&
-                                   !dst_feature(dst, RTAX_FEATURE_NO_WSCALE)),
+                                  sysctl_tcp_window_scaling,
                                   &rcv_wscale);
 
         tp->rx_opt.rcv_wscale = rcv_wscale;
diff --git a/net/ipv4/tcp_probe.c b/net/ipv4/tcp_probe.c
index bb110c5ce1d2..9bc805df95d2 100644
--- a/net/ipv4/tcp_probe.c
+++ b/net/ipv4/tcp_probe.c
@@ -39,9 +39,9 @@ static int port __read_mostly = 0;
 MODULE_PARM_DESC(port, "Port to match (0=all)");
 module_param(port, int, 0);
 
-static int bufsize __read_mostly = 4096;
+static unsigned int bufsize __read_mostly = 4096;
 MODULE_PARM_DESC(bufsize, "Log buffer size in packets (4096)");
-module_param(bufsize, int, 0);
+module_param(bufsize, uint, 0);
 
 static int full __read_mostly;
 MODULE_PARM_DESC(full, "Full log (1=every ack packet received,  0=only cwnd changes)");
@@ -75,12 +75,12 @@ static struct {
 
 static inline int tcp_probe_used(void)
 {
-        return (tcp_probe.head - tcp_probe.tail) % bufsize;
+        return (tcp_probe.head - tcp_probe.tail) & (bufsize - 1);
 }
 
 static inline int tcp_probe_avail(void)
 {
-        return bufsize - tcp_probe_used();
+        return bufsize - tcp_probe_used() - 1;
 }
 
 /*
@@ -116,7 +116,7 @@ static int jtcp_rcv_established(struct sock *sk, struct sk_buff *skb,
                         p->ssthresh = tcp_current_ssthresh(sk);
                         p->srtt = tp->srtt >> 3;
 
-                        tcp_probe.head = (tcp_probe.head + 1) % bufsize;
+                        tcp_probe.head = (tcp_probe.head + 1) & (bufsize - 1);
                 }
                 tcp_probe.lastcwnd = tp->snd_cwnd;
                 spin_unlock(&tcp_probe.lock);
@@ -149,7 +149,7 @@ static int tcpprobe_open(struct inode * inode, struct file * file)
 static int tcpprobe_sprint(char *tbuf, int n)
 {
         const struct tcp_log *p
-                = tcp_probe.log + tcp_probe.tail % bufsize;
+                = tcp_probe.log + tcp_probe.tail;
         struct timespec tv
                 = ktime_to_timespec(ktime_sub(p->tstamp, tcp_probe.start));
 
@@ -192,7 +192,7 @@ static ssize_t tcpprobe_read(struct file *file, char __user *buf,
                 width = tcpprobe_sprint(tbuf, sizeof(tbuf));
 
                 if (cnt + width < len)
-                        tcp_probe.tail = (tcp_probe.tail + 1) % bufsize;
+                        tcp_probe.tail = (tcp_probe.tail + 1) & (bufsize - 1);
 
                 spin_unlock_bh(&tcp_probe.lock);
 
@@ -222,9 +222,10 @@ static __init int tcpprobe_init(void)
         init_waitqueue_head(&tcp_probe.wait);
         spin_lock_init(&tcp_probe.lock);
 
-        if (bufsize < 0)
+        if (bufsize == 0)
                 return -EINVAL;
 
+        bufsize = roundup_pow_of_two(bufsize);
         tcp_probe.log = kcalloc(bufsize, sizeof(struct tcp_log), GFP_KERNEL);
         if (!tcp_probe.log)
                 goto err0;
@@ -236,7 +237,7 @@ static __init int tcpprobe_init(void)
         if (ret)
                 goto err1;
 
-        pr_info("TCP probe registered (port=%d)\n", port);
+        pr_info("TCP probe registered (port=%d) bufsize=%u\n", port, bufsize);
         return 0;
  err1:
         proc_net_remove(&init_net, procname);
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c
index 8353a538cd4c..8816a20c2597 100644
--- a/net/ipv4/tcp_timer.c
+++ b/net/ipv4/tcp_timer.c
@@ -132,6 +132,35 @@ static void tcp_mtu_probing(struct inet_connection_sock *icsk, struct sock *sk)
         }
 }
 
+/* This function calculates a "timeout" which is equivalent to the timeout of a
+ * TCP connection after "boundary" unsucessful, exponentially backed-off
+ * retransmissions with an initial RTO of TCP_RTO_MIN.
+ */
+static bool retransmits_timed_out(struct sock *sk,
+                                  unsigned int boundary)
+{
+        unsigned int timeout, linear_backoff_thresh;
+        unsigned int start_ts;
+
+        if (!inet_csk(sk)->icsk_retransmits)
+                return false;
+
+        if (unlikely(!tcp_sk(sk)->retrans_stamp))
+                start_ts = TCP_SKB_CB(tcp_write_queue_head(sk))->when;
+        else
+                start_ts = tcp_sk(sk)->retrans_stamp;
+
+        linear_backoff_thresh = ilog2(TCP_RTO_MAX/TCP_RTO_MIN);
+
+        if (boundary <= linear_backoff_thresh)
+                timeout = ((2 << boundary) - 1) * TCP_RTO_MIN;
+        else
+                timeout = ((2 << linear_backoff_thresh) - 1) * TCP_RTO_MIN +
+                          (boundary - linear_backoff_thresh) * TCP_RTO_MAX;
+
+        return (tcp_time_stamp - start_ts) >= timeout;
+}
+
 /* A write timeout has occurred. Process the after effects. */
 static int tcp_write_timeout(struct sock *sk)
 {
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 1f9534846ca9..f0126fdd7e04 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -216,9 +216,8 @@ int udp_lib_get_port(struct sock *sk, unsigned short snum,
                  * force rand to be an odd multiple of UDP_HTABLE_SIZE
                  */
                 rand = (rand | 1) * (udptable->mask + 1);
-                for (last = first + udptable->mask + 1;
-                     first != last;
-                     first++) {
+                last = first + udptable->mask + 1;
+                do {
                         hslot = udp_hashslot(udptable, net, first);
                         bitmap_zero(bitmap, PORTS_PER_CHAIN);
                         spin_lock_bh(&hslot->lock);
@@ -238,7 +237,7 @@ int udp_lib_get_port(struct sock *sk, unsigned short snum,
                                 snum += rand;
                         } while (snum != first);
                         spin_unlock_bh(&hslot->lock);
-                }
+                } while (++first != last);
                 goto fail;
         } else {
                 hslot = udp_hashslot(udptable, net, snum);
diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c
index 8c08a28d8f83..67107d63c1cd 100644
--- a/net/ipv4/xfrm4_policy.c
+++ b/net/ipv4/xfrm4_policy.c
@@ -15,7 +15,6 @@
 #include <net/xfrm.h>
 #include <net/ip.h>
 
-static struct dst_ops xfrm4_dst_ops;
 static struct xfrm_policy_afinfo xfrm4_policy_afinfo;
 
 static struct dst_entry *xfrm4_dst_lookup(struct net *net, int tos,
@@ -190,8 +189,10 @@ _decode_session4(struct sk_buff *skb, struct flowi *fl, int reverse)
 
 static inline int xfrm4_garbage_collect(struct dst_ops *ops)
 {
-        xfrm4_policy_afinfo.garbage_collect(&init_net);
-        return (atomic_read(&xfrm4_dst_ops.entries) > xfrm4_dst_ops.gc_thresh*2);
+        struct net *net = container_of(ops, struct net, xfrm.xfrm4_dst_ops);
+
+        xfrm4_policy_afinfo.garbage_collect(net);
+        return (atomic_read(&ops->entries) > ops->gc_thresh * 2);
 }
 
 static void xfrm4_update_pmtu(struct dst_entry *dst, u32 mtu)
@@ -268,7 +269,7 @@ static struct xfrm_policy_afinfo xfrm4_policy_afinfo = {
 static struct ctl_table xfrm4_policy_table[] = {
         {
                 .procname       = "xfrm4_gc_thresh",
-                .data           = &xfrm4_dst_ops.gc_thresh,
+                .data           = &init_net.xfrm.xfrm4_dst_ops.gc_thresh,
                 .maxlen         = sizeof(int),
                 .mode           = 0644,
                 .proc_handler   = proc_dointvec,
@@ -295,8 +296,6 @@ static void __exit xfrm4_policy_fini(void)
 
 void __init xfrm4_init(int rt_max_size)
 {
-        xfrm4_state_init();
-        xfrm4_policy_init();
         /*
          * Select a default value for the gc_thresh based on the main route
          * table hash size.  It seems to me the worst case scenario is when
@@ -308,6 +307,9 @@ void __init xfrm4_init(int rt_max_size)
          * and start cleaning when were 1/2 full
          */
         xfrm4_dst_ops.gc_thresh = rt_max_size/2;
+
+        xfrm4_state_init();
+        xfrm4_policy_init();
 #ifdef CONFIG_SYSCTL
         sysctl_hdr = register_net_sysctl_table(&init_net, net_ipv4_ctl_path,
                                                 xfrm4_policy_table);
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index de7a194a64ab..143791da062c 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -502,8 +502,11 @@ static int addrconf_fixup_forwarding(struct ctl_table *table, int *p, int old)
         if (p == &net->ipv6.devconf_dflt->forwarding)
                 return 0;
 
-        if (!rtnl_trylock())
+        if (!rtnl_trylock()) {
+                /* Restore the original values before restarting */
+                *p = old;
                 return restart_syscall();
+        }
 
         if (p == &net->ipv6.devconf_all->forwarding) {
                 __s32 newf = net->ipv6.devconf_all->forwarding;
@@ -4028,12 +4031,15 @@ int addrconf_sysctl_forward(ctl_table *ctl, int write,
 {
         int *valp = ctl->data;
         int val = *valp;
+        loff_t pos = *ppos;
         int ret;
 
         ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
 
         if (write)
                 ret = addrconf_fixup_forwarding(ctl, valp, val);
+        if (ret)
+                *ppos = pos;
         return ret;
 }
 
@@ -4075,8 +4081,11 @@ static int addrconf_disable_ipv6(struct ctl_table *table, int *p, int old)
         if (p == &net->ipv6.devconf_dflt->disable_ipv6)
                 return 0;
 
-        if (!rtnl_trylock())
+        if (!rtnl_trylock()) {
+                /* Restore the original values before restarting */
+                *p = old;
                 return restart_syscall();
+        }
 
         if (p == &net->ipv6.devconf_all->disable_ipv6) {
                 __s32 newf = net->ipv6.devconf_all->disable_ipv6;
@@ -4095,12 +4104,15 @@ int addrconf_sysctl_disable(ctl_table *ctl, int write,
 {
         int *valp = ctl->data;
         int val = *valp;
+        loff_t pos = *ppos;
         int ret;
 
         ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
 
         if (write)
                 ret = addrconf_disable_ipv6(ctl, valp, val);
+        if (ret)
+                *ppos = pos;
         return ret;
 }
 
diff --git a/net/ipv6/exthdrs.c b/net/ipv6/exthdrs.c
index df159fffe4bc..4bac362b1335 100644
--- a/net/ipv6/exthdrs.c
+++ b/net/ipv6/exthdrs.c
@@ -559,6 +559,11 @@ static inline struct inet6_dev *ipv6_skb_idev(struct sk_buff *skb)
         return skb_dst(skb) ? ip6_dst_idev(skb_dst(skb)) : __in6_dev_get(skb->dev);
 }
 
+static inline struct net *ipv6_skb_net(struct sk_buff *skb)
+{
+        return skb_dst(skb) ? dev_net(skb_dst(skb)->dev) : dev_net(skb->dev);
+}
+
 /* Router Alert as of RFC 2711 */
 
 static int ipv6_hop_ra(struct sk_buff *skb, int optoff)
@@ -580,8 +585,8 @@ static int ipv6_hop_ra(struct sk_buff *skb, int optoff)
 static int ipv6_hop_jumbo(struct sk_buff *skb, int optoff)
 {
         const unsigned char *nh = skb_network_header(skb);
+        struct net *net = ipv6_skb_net(skb);
         u32 pkt_len;
-        struct net *net = dev_net(skb_dst(skb)->dev);
 
         if (nh[optoff + 1] != 4 || (optoff & 3) != 2) {
                 LIMIT_NETDEBUG(KERN_DEBUG "ipv6_hop_jumbo: wrong jumbo opt length/alignment %d\n",
diff --git a/net/ipv6/inet6_hashtables.c b/net/ipv6/inet6_hashtables.c
index c813e294ec0c..633a6c266136 100644
--- a/net/ipv6/inet6_hashtables.c
+++ b/net/ipv6/inet6_hashtables.c
@@ -22,9 +22,10 @@
 #include <net/inet6_hashtables.h>
 #include <net/ip.h>
 
-void __inet6_hash(struct sock *sk)
+int __inet6_hash(struct sock *sk, struct inet_timewait_sock *tw)
 {
         struct inet_hashinfo *hashinfo = sk->sk_prot->h.hashinfo;
+        int twrefcnt = 0;
 
         WARN_ON(!sk_unhashed(sk));
 
@@ -45,10 +46,15 @@ void __inet6_hash(struct sock *sk)
                 lock = inet_ehash_lockp(hashinfo, hash);
                 spin_lock(lock);
                 __sk_nulls_add_node_rcu(sk, list);
+                if (tw) {
+                        WARN_ON(sk->sk_hash != tw->tw_hash);
+                        twrefcnt = inet_twsk_unhash(tw);
+                }
                 spin_unlock(lock);
         }
 
         sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
+        return twrefcnt;
 }
 EXPORT_SYMBOL(__inet6_hash);
 
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index cd48801a8d6f..eb6d09728633 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -121,10 +121,9 @@ static int ip6_output2(struct sk_buff *skb)
         skb->dev = dev;
 
         if (ipv6_addr_is_multicast(&ipv6_hdr(skb)->daddr)) {
-                struct ipv6_pinfo* np = skb->sk ? inet6_sk(skb->sk) : NULL;
                 struct inet6_dev *idev = ip6_dst_idev(skb_dst(skb));
 
-                if (!(dev->flags & IFF_LOOPBACK) && (!np || np->mc_loop) &&
+                if (!(dev->flags & IFF_LOOPBACK) && sk_mc_loop(skb->sk) &&
                     ((mroute6_socket(dev_net(dev)) &&
                      !(IP6CB(skb)->flags & IP6SKB_FORWARDED)) ||
                      ipv6_chk_mcast_addr(dev, &ipv6_hdr(skb)->daddr,
diff --git a/net/ipv6/ipcomp6.c b/net/ipv6/ipcomp6.c
index 2f2a5ca2c878..002e6eef9120 100644
--- a/net/ipv6/ipcomp6.c
+++ b/net/ipv6/ipcomp6.c
@@ -154,16 +154,12 @@ static int ipcomp6_init_state(struct xfrm_state *x)
         if (x->props.mode == XFRM_MODE_TUNNEL) {
                 err = ipcomp6_tunnel_attach(x);
                 if (err)
-                        goto error_tunnel;
+                        goto out;
         }
 
         err = 0;
 out:
         return err;
-error_tunnel:
-        ipcomp_destroy(x);
-
-        goto out;
 }
 
 static const struct xfrm_type ipcomp6_type =
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index 480d7f8c9802..8a7e0f52e177 100644
--- a/net/ipv6/netfilter/ip6_tables.c
+++ b/net/ipv6/netfilter/ip6_tables.c
@@ -1164,10 +1164,10 @@ static int get_info(struct net *net, void __user *user, int *len, int compat)
         if (t && !IS_ERR(t)) {
                 struct ip6t_getinfo info;
                 const struct xt_table_info *private = t->private;
-
 #ifdef CONFIG_COMPAT
+                struct xt_table_info tmp;
+
                 if (compat) {
-                        struct xt_table_info tmp;
                         ret = compat_table_info(private, &tmp);
                         xt_compat_flush_offsets(AF_INET6);
                         private = &tmp;
diff --git a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
index 5f2ec208a8c3..0956ebabbff2 100644
--- a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
@@ -20,6 +20,7 @@
 #include <net/ipv6.h>
 #include <net/inet_frag.h>
 
+#include <linux/netfilter_bridge.h>
 #include <linux/netfilter_ipv6.h>
 #include <net/netfilter/nf_conntrack.h>
 #include <net/netfilter/nf_conntrack_helper.h>
@@ -187,6 +188,21 @@ out:
         return nf_conntrack_confirm(skb);
 }
 
+static enum ip6_defrag_users nf_ct6_defrag_user(unsigned int hooknum,
+                                                struct sk_buff *skb)
+{
+#ifdef CONFIG_BRIDGE_NETFILTER
+        if (skb->nf_bridge &&
+            skb->nf_bridge->mask & BRNF_NF_BRIDGE_PREROUTING)
+                return IP6_DEFRAG_CONNTRACK_BRIDGE_IN;
+#endif
+        if (hooknum == NF_INET_PRE_ROUTING)
+                return IP6_DEFRAG_CONNTRACK_IN;
+        else
+                return IP6_DEFRAG_CONNTRACK_OUT;
+
+}
+
 static unsigned int ipv6_defrag(unsigned int hooknum,
                                 struct sk_buff *skb,
                                 const struct net_device *in,
@@ -199,8 +215,7 @@ static unsigned int ipv6_defrag(unsigned int hooknum,
         if (skb->nfct)
                 return NF_ACCEPT;
 
-        reasm = nf_ct_frag6_gather(skb);
-
+        reasm = nf_ct_frag6_gather(skb, nf_ct6_defrag_user(hooknum, skb));
         /* queued */
         if (reasm == NULL)
                 return NF_STOLEN;
diff --git a/net/ipv6/netfilter/nf_conntrack_reasm.c b/net/ipv6/netfilter/nf_conntrack_reasm.c
index e0b9424fa1b2..624a54832a7c 100644
--- a/net/ipv6/netfilter/nf_conntrack_reasm.c
+++ b/net/ipv6/netfilter/nf_conntrack_reasm.c
@@ -63,6 +63,7 @@ struct nf_ct_frag6_queue
         struct inet_frag_queue  q;
 
         __be32                  id;             /* fragment id          */
+        u32                     user;
         struct in6_addr         saddr;
         struct in6_addr         daddr;
 
@@ -168,13 +169,14 @@ out:
 /* Creation primitives. */
 
 static __inline__ struct nf_ct_frag6_queue *
-fq_find(__be32 id, struct in6_addr *src, struct in6_addr *dst)
+fq_find(__be32 id, u32 user, struct in6_addr *src, struct in6_addr *dst)
 {
         struct inet_frag_queue *q;
         struct ip6_create_arg arg;
         unsigned int hash;
 
         arg.id = id;
+        arg.user = user;
         arg.src = src;
         arg.dst = dst;
 
@@ -559,7 +561,7 @@ find_prev_fhdr(struct sk_buff *skb, u8 *prevhdrp, int *prevhoff, int *fhoff)
         return 0;
 }
 
-struct sk_buff *nf_ct_frag6_gather(struct sk_buff *skb)
+struct sk_buff *nf_ct_frag6_gather(struct sk_buff *skb, u32 user)
 {
         struct sk_buff *clone;
         struct net_device *dev = skb->dev;
@@ -605,7 +607,7 @@ struct sk_buff *nf_ct_frag6_gather(struct sk_buff *skb)
         if (atomic_read(&nf_init_frags.mem) > nf_init_frags.high_thresh)
                 nf_ct_frag6_evictor();
 
-        fq = fq_find(fhdr->identification, &hdr->saddr, &hdr->daddr);
+        fq = fq_find(fhdr->identification, user, &hdr->saddr, &hdr->daddr);
         if (fq == NULL) {
                 pr_debug("Can't find and can't create new queue\n");
                 goto ret_orig;
diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c
index 4d98549a6868..2cddea3bd6be 100644
--- a/net/ipv6/reassembly.c
+++ b/net/ipv6/reassembly.c
@@ -72,6 +72,7 @@ struct frag_queue
         struct inet_frag_queue  q;
 
         __be32                  id;             /* fragment id          */
+        u32                     user;
         struct in6_addr         saddr;
         struct in6_addr         daddr;
 
@@ -141,7 +142,7 @@ int ip6_frag_match(struct inet_frag_queue *q, void *a)
         struct ip6_create_arg *arg = a;
 
         fq = container_of(q, struct frag_queue, q);
-        return (fq->id == arg->id &&
+        return (fq->id == arg->id && fq->user == arg->user &&
                         ipv6_addr_equal(&fq->saddr, arg->src) &&
                         ipv6_addr_equal(&fq->daddr, arg->dst));
 }
@@ -163,6 +164,7 @@ void ip6_frag_init(struct inet_frag_queue *q, void *a)
         struct ip6_create_arg *arg = a;
 
         fq->id = arg->id;
+        fq->user = arg->user;
         ipv6_addr_copy(&fq->saddr, arg->src);
         ipv6_addr_copy(&fq->daddr, arg->dst);
 }
@@ -243,6 +245,7 @@ fq_find(struct net *net, __be32 id, struct in6_addr *src, struct in6_addr *dst,
         unsigned int hash;
 
         arg.id = id;
+        arg.user = IP6_DEFRAG_LOCAL_DELIVER;
         arg.src = src;
         arg.dst = dst;
 
@@ -705,7 +708,8 @@ static void ip6_frags_ns_sysctl_unregister(struct net *net)
 
         table = net->ipv6.sysctl.frags_hdr->ctl_table_arg;
         unregister_net_sysctl_table(net->ipv6.sysctl.frags_hdr);
-        kfree(table);
+        if (!net_eq(net, &init_net))
+                kfree(table);
 }
 
 static struct ctl_table_header *ip6_ctl_header;
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index db3b27303890..c2bd74c5f8d9 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -2630,6 +2630,7 @@ struct ctl_table *ipv6_route_sysctl_init(struct net *net)
                 table[6].data = &net->ipv6.sysctl.ip6_rt_gc_elasticity;
                 table[7].data = &net->ipv6.sysctl.ip6_rt_mtu_expires;
                 table[8].data = &net->ipv6.sysctl.ip6_rt_min_advmss;
+                table[9].data = &net->ipv6.sysctl.ip6_rt_gc_min_interval;
         }
 
         return table;
diff --git a/net/ipv6/syncookies.c b/net/ipv6/syncookies.c
index 5b9af508b8f2..7208a06576c6 100644
--- a/net/ipv6/syncookies.c
+++ b/net/ipv6/syncookies.c
@@ -185,6 +185,13 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb)
 
         NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_SYNCOOKIESRECV);
 
+        /* check for timestamp cookie support */
+        memset(&tcp_opt, 0, sizeof(tcp_opt));
+        tcp_parse_options(skb, &tcp_opt, &hash_location, 0);
+
+        if (tcp_opt.saw_tstamp)
+                cookie_check_timestamp(&tcp_opt);
+
         ret = NULL;
         req = inet6_reqsk_alloc(&tcp6_request_sock_ops);
         if (!req)
@@ -218,6 +225,12 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb)
         req->expires = 0UL;
         req->retrans = 0;
         ireq->ecn_ok            = 0;
+        ireq->snd_wscale        = tcp_opt.snd_wscale;
+        ireq->rcv_wscale        = tcp_opt.rcv_wscale;
+        ireq->sack_ok           = tcp_opt.sack_ok;
+        ireq->wscale_ok         = tcp_opt.wscale_ok;
+        ireq->tstamp_ok         = tcp_opt.saw_tstamp;
+        req->ts_recent          = tcp_opt.saw_tstamp ? tcp_opt.rcv_tsval : 0;
         treq->rcv_isn = ntohl(th->seq) - 1;
         treq->snt_isn = cookie;
 
@@ -253,21 +266,6 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb)
                         goto out_free;
         }
 
-        /* check for timestamp cookie support */
-        memset(&tcp_opt, 0, sizeof(tcp_opt));
-        tcp_parse_options(skb, &tcp_opt, &hash_location, 0, dst);
-
-        if (tcp_opt.saw_tstamp)
-                cookie_check_timestamp(&tcp_opt);
-
-        req->ts_recent          = tcp_opt.saw_tstamp ? tcp_opt.rcv_tsval : 0;
-
-        ireq->snd_wscale        = tcp_opt.snd_wscale;
-        ireq->rcv_wscale        = tcp_opt.rcv_wscale;
-        ireq->sack_ok           = tcp_opt.sack_ok;
-        ireq->wscale_ok         = tcp_opt.wscale_ok;
-        ireq->tstamp_ok         = tcp_opt.saw_tstamp;
-
         req->window_clamp = tp->window_clamp ? :dst_metric(dst, RTAX_WINDOW);
         tcp_select_initial_window(tcp_full_space(sk), req->mss,
                                   &req->rcv_wnd, &req->window_clamp,
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index aadd7cef73b3..febfd595a40d 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -96,7 +96,7 @@ static void tcp_v6_hash(struct sock *sk)
                         return;
                 }
                 local_bh_disable();
-                __inet6_hash(sk);
+                __inet6_hash(sk, NULL);
                 local_bh_enable();
         }
 }
@@ -1169,7 +1169,6 @@ static int tcp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
         struct inet6_request_sock *treq;
         struct ipv6_pinfo *np = inet6_sk(sk);
         struct tcp_sock *tp = tcp_sk(sk);
-        struct dst_entry *dst = __sk_dst_get(sk);
         __u32 isn = TCP_SKB_CB(skb)->when;
 #ifdef CONFIG_SYN_COOKIES
         int want_cookie = 0;
@@ -1208,7 +1207,7 @@ static int tcp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
         tcp_clear_options(&tmp_opt);
         tmp_opt.mss_clamp = IPV6_MIN_MTU - sizeof(struct tcphdr) - sizeof(struct ipv6hdr);
         tmp_opt.user_mss = tp->rx_opt.user_mss;
-        tcp_parse_options(skb, &tmp_opt, &hash_location, 0, dst);
+        tcp_parse_options(skb, &tmp_opt, &hash_location, 0);
 
         if (tmp_opt.cookie_plus > 0 &&
             tmp_opt.saw_tstamp &&
@@ -1496,7 +1495,7 @@ static struct sock * tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
         }
 #endif
 
-        __inet6_hash(newsk);
+        __inet6_hash(newsk, NULL);
         __inet_inherit_port(sk, newsk);
 
         return newsk;
diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c
index 7254e3f899a7..dbdc696f5fc5 100644
--- a/net/ipv6/xfrm6_policy.c
+++ b/net/ipv6/xfrm6_policy.c
@@ -24,7 +24,6 @@
 #include <net/mip6.h>
 #endif
 
-static struct dst_ops xfrm6_dst_ops;
 static struct xfrm_policy_afinfo xfrm6_policy_afinfo;
 
 static struct dst_entry *xfrm6_dst_lookup(struct net *net, int tos,
@@ -224,8 +223,10 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse)
 
 static inline int xfrm6_garbage_collect(struct dst_ops *ops)
 {
-        xfrm6_policy_afinfo.garbage_collect(&init_net);
-        return (atomic_read(&xfrm6_dst_ops.entries) > xfrm6_dst_ops.gc_thresh*2);
+        struct net *net = container_of(ops, struct net, xfrm.xfrm6_dst_ops);
+
+        xfrm6_policy_afinfo.garbage_collect(net);
+        return (atomic_read(&ops->entries) > ops->gc_thresh * 2);
 }
 
 static void xfrm6_update_pmtu(struct dst_entry *dst, u32 mtu)
@@ -310,7 +311,7 @@ static void xfrm6_policy_fini(void)
 static struct ctl_table xfrm6_policy_table[] = {
         {
                 .procname       = "xfrm6_gc_thresh",
-                .data           = &xfrm6_dst_ops.gc_thresh,
+                .data           = &init_net.xfrm.xfrm6_dst_ops.gc_thresh,
                 .maxlen         = sizeof(int),
                 .mode           = 0644,
                 .proc_handler   = proc_dointvec,
@@ -326,13 +327,6 @@ int __init xfrm6_init(void)
         int ret;
         unsigned int gc_thresh;
 
-        ret = xfrm6_policy_init();
-        if (ret)
-                goto out;
-
-        ret = xfrm6_state_init();
-        if (ret)
-                goto out_policy;
         /*
          * We need a good default value for the xfrm6 gc threshold.
          * In ipv4 we set it to the route hash table size * 8, which
@@ -346,6 +340,15 @@ int __init xfrm6_init(void)
          */
         gc_thresh = FIB6_TABLE_HASHSZ * 8;
         xfrm6_dst_ops.gc_thresh = (gc_thresh < 1024) ? 1024 : gc_thresh;
+
+        ret = xfrm6_policy_init();
+        if (ret)
+                goto out;
+
+        ret = xfrm6_state_init();
+        if (ret)
+                goto out_policy;
+
 #ifdef CONFIG_SYSCTL
         sysctl_hdr = register_net_sysctl_table(&init_net, net_ipv6_ctl_path,
                                                 xfrm6_policy_table);
diff --git a/net/irda/irlap.c b/net/irda/irlap.c
index 356e65b1dc42..783c5f367d29 100644
--- a/net/irda/irlap.c
+++ b/net/irda/irlap.c
@@ -450,10 +450,10 @@ void irlap_disconnect_request(struct irlap_cb *self)
 
         /* Check if we are in the right state for disconnecting */
         switch (self->state) {
-        case LAP_XMIT_P:        /* FALLTROUGH */
-        case LAP_XMIT_S:        /* FALLTROUGH */
-        case LAP_CONN:          /* FALLTROUGH */
-        case LAP_RESET_WAIT:    /* FALLTROUGH */
+        case LAP_XMIT_P:        /* FALLTHROUGH */
+        case LAP_XMIT_S:        /* FALLTHROUGH */
+        case LAP_CONN:          /* FALLTHROUGH */
+        case LAP_RESET_WAIT:    /* FALLTHROUGH */
         case LAP_RESET_CHECK:
                 irlap_do_event(self, DISCONNECT_REQUEST, NULL, NULL);
                 break;
@@ -485,9 +485,9 @@ void irlap_disconnect_indication(struct irlap_cb *self, LAP_REASON reason)
                 IRDA_DEBUG(1, "%s(), Sending reset request!\n", __func__);
                 irlap_do_event(self, RESET_REQUEST, NULL, NULL);
                 break;
-        case LAP_NO_RESPONSE:      /* FALLTROUGH */
-        case LAP_DISC_INDICATION:  /* FALLTROUGH */
-        case LAP_FOUND_NONE:       /* FALLTROUGH */
+        case LAP_NO_RESPONSE:      /* FALLTHROUGH */
+        case LAP_DISC_INDICATION:  /* FALLTHROUGH */
+        case LAP_FOUND_NONE:       /* FALLTHROUGH */
         case LAP_MEDIA_BUSY:
                 irlmp_link_disconnect_indication(self->notify.instance, self,
                                                  reason, NULL);
diff --git a/net/irda/irlap_event.c b/net/irda/irlap_event.c
index c5c51959e3ce..94a9884d7146 100644
--- a/net/irda/irlap_event.c
+++ b/net/irda/irlap_event.c
@@ -1741,7 +1741,7 @@ static int irlap_state_reset(struct irlap_cb *self, IRLAP_EVENT event,
  * Function irlap_state_xmit_s (event, skb, info)
  *
  *   XMIT_S, The secondary station has been given the right to transmit,
- *   and we therefor do not expect to receive any transmissions from other
+ *   and we therefore do not expect to receive any transmissions from other
  *   stations.
  */
 static int irlap_state_xmit_s(struct irlap_cb *self, IRLAP_EVENT event,
diff --git a/net/irda/irlmp.c b/net/irda/irlmp.c
index 7bf5b913828b..0e7d8bde145d 100644
--- a/net/irda/irlmp.c
+++ b/net/irda/irlmp.c
@@ -105,7 +105,7 @@ int __init irlmp_init(void)
 
         init_timer(&irlmp->discovery_timer);
 
-        /* Do discovery every 3 seconds, conditionaly */
+        /* Do discovery every 3 seconds, conditionally */
         if (sysctl_discovery)
                 irlmp_start_discovery_timer(irlmp,
                                             sysctl_discovery_timeout*HZ);
@@ -1842,7 +1842,7 @@ LM_REASON irlmp_convert_lap_reason( LAP_REASON lap_reason)
                 reason = LM_CONNECT_FAILURE;
                 break;
         default:
-                IRDA_DEBUG(1, "%s(), Unknow IrLAP disconnect reason %d!\n",
+                IRDA_DEBUG(1, "%s(), Unknown IrLAP disconnect reason %d!\n",
                            __func__, lap_reason);
                 reason = LM_LAP_DISCONNECT;
                 break;
diff --git a/net/irda/irnet/irnet.h b/net/irda/irnet/irnet.h
index b001c361ad30..4300df35d37d 100644
--- a/net/irda/irnet/irnet.h
+++ b/net/irda/irnet/irnet.h
@@ -249,6 +249,7 @@
 #include <linux/poll.h>
 #include <linux/capability.h>
 #include <linux/ctype.h>        /* isspace() */
+#include <linux/string.h>       /* skip_spaces() */
 #include <asm/uaccess.h>
 #include <linux/init.h>
 
diff --git a/net/irda/irnet/irnet_ppp.c b/net/irda/irnet/irnet_ppp.c
index 7dea882dbb75..6b3602de359a 100644
--- a/net/irda/irnet/irnet_ppp.c
+++ b/net/irda/irnet/irnet_ppp.c
@@ -76,9 +76,8 @@ irnet_ctrl_write(irnet_socket *	ap,
       /* Look at the next command */
       start = next;
 
-      /* Scrap whitespaces before the command */
-      while(isspace(*start))
-        start++;
+        /* Scrap whitespaces before the command */
+        start = skip_spaces(start);
 
       /* ',' is our command separator */
       next = strchr(start, ',');
@@ -133,8 +132,7 @@ irnet_ctrl_write(irnet_socket *	ap,
               char *    endp;
 
               /* Scrap whitespaces before the command */
-              while(isspace(*begp))
-                begp++;
+              begp = skip_spaces(begp);
 
               /* Convert argument to a number (last arg is the base) */
               addr = simple_strtoul(begp, &endp, 16);
@@ -700,15 +698,18 @@ dev_irnet_ioctl(
 
       /* Query PPP channel and unit number */
     case PPPIOCGCHAN:
+      lock_kernel();
       if(ap->ppp_open && !put_user(ppp_channel_index(&ap->chan),
                                                 (int __user *)argp))
         err = 0;
+      unlock_kernel();
       break;
     case PPPIOCGUNIT:
       lock_kernel();
       if(ap->ppp_open && !put_user(ppp_unit_number(&ap->chan),
                                                 (int __user *)argp))
-      err = 0;
+        err = 0;
+      unlock_kernel();
       break;
 
       /* All these ioctls can be passed both directly and from ppp_generic,
diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c
index 1e428863574f..c18286a2167b 100644
--- a/net/iucv/af_iucv.c
+++ b/net/iucv/af_iucv.c
@@ -221,7 +221,7 @@ static int afiucv_pm_restore_thaw(struct device *dev)
         return 0;
 }
 
-static struct dev_pm_ops afiucv_pm_ops = {
+static const struct dev_pm_ops afiucv_pm_ops = {
         .prepare = afiucv_pm_prepare,
         .complete = afiucv_pm_complete,
         .freeze = afiucv_pm_freeze,
diff --git a/net/iucv/iucv.c b/net/iucv/iucv.c
index 3b1f5f5f8de7..fd8b28361a64 100644
--- a/net/iucv/iucv.c
+++ b/net/iucv/iucv.c
@@ -93,7 +93,7 @@ static int iucv_pm_freeze(struct device *);
 static int iucv_pm_thaw(struct device *);
 static int iucv_pm_restore(struct device *);
 
-static struct dev_pm_ops iucv_pm_ops = {
+static const struct dev_pm_ops iucv_pm_ops = {
         .prepare = iucv_pm_prepare,
         .complete = iucv_pm_complete,
         .freeze = iucv_pm_freeze,
diff --git a/net/key/af_key.c b/net/key/af_key.c
index 84209fbbeb17..539f43bc97db 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -1193,6 +1193,7 @@ static struct xfrm_state * pfkey_msg2xfrm_state(struct net *net,
                         x->aalg->alg_key_len = key->sadb_key_bits;
                         memcpy(x->aalg->alg_key, key+1, keysize);
                 }
+                x->aalg->alg_trunc_len = a->uinfo.auth.icv_truncbits;
                 x->props.aalgo = sa->sadb_sa_auth;
                 /* x->algo.flags = sa->sadb_sa_flags; */
         }
@@ -3793,9 +3794,9 @@ static struct pernet_operations pfkey_net_ops = {
 
 static void __exit ipsec_pfkey_exit(void)
 {
-        unregister_pernet_subsys(&pfkey_net_ops);
         xfrm_unregister_km(&pfkeyv2_mgr);
         sock_unregister(PF_KEY);
+        unregister_pernet_subsys(&pfkey_net_ops);
         proto_unregister(&key_proto);
 }
 
@@ -3806,21 +3807,22 @@ static int __init ipsec_pfkey_init(void)
         if (err != 0)
                 goto out;
 
-        err = sock_register(&pfkey_family_ops);
+        err = register_pernet_subsys(&pfkey_net_ops);
         if (err != 0)
                 goto out_unregister_key_proto;
+        err = sock_register(&pfkey_family_ops);
+        if (err != 0)
+                goto out_unregister_pernet;
         err = xfrm_register_km(&pfkeyv2_mgr);
         if (err != 0)
                 goto out_sock_unregister;
-        err = register_pernet_subsys(&pfkey_net_ops);
-        if (err != 0)
-                goto out_xfrm_unregister_km;
 out:
         return err;
-out_xfrm_unregister_km:
-        xfrm_unregister_km(&pfkeyv2_mgr);
+
 out_sock_unregister:
         sock_unregister(PF_KEY);
+out_unregister_pernet:
+        unregister_pernet_subsys(&pfkey_net_ops);
 out_unregister_key_proto:
         proto_unregister(&key_proto);
         goto out;
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 93ee1fd5c08d..9ae1a4760b58 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -354,7 +354,8 @@ static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
         sinfo->rx_packets = sta->rx_packets;
         sinfo->tx_packets = sta->tx_packets;
 
-        if (sta->local->hw.flags & IEEE80211_HW_SIGNAL_DBM) {
+        if ((sta->local->hw.flags & IEEE80211_HW_SIGNAL_DBM) ||
+            (sta->local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC)) {
                 sinfo->filled |= STATION_INFO_SIGNAL;
                 sinfo->signal = (s8)sta->last_signal;
         }
@@ -1330,6 +1331,9 @@ static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
         struct ieee80211_conf *conf = &local->hw.conf;
 
+        if (sdata->vif.type != NL80211_IFTYPE_STATION)
+                return -EOPNOTSUPP;
+
         if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS))
                 return -EOPNOTSUPP;
 
diff --git a/net/mac80211/driver-trace.h b/net/mac80211/driver-trace.h
index ee94ea0c67e9..da8497ef7063 100644
--- a/net/mac80211/driver-trace.h
+++ b/net/mac80211/driver-trace.h
@@ -680,7 +680,7 @@ TRACE_EVENT(drv_ampdu_action,
                 __entry->ret = ret;
                 __entry->action = action;
                 __entry->tid = tid;
-                __entry->ssn = *ssn;
+                __entry->ssn = ssn ? *ssn : 0;
         ),
 
         TP_printk(
diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index 3787455fb696..d7dcee680728 100644
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -34,9 +34,28 @@ void ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_supported_band *sband,
 
         ht_cap->ht_supported = true;
 
-        ht_cap->cap = le16_to_cpu(ht_cap_ie->cap_info) & sband->ht_cap.cap;
-        ht_cap->cap &= ~IEEE80211_HT_CAP_SM_PS;
-        ht_cap->cap |= sband->ht_cap.cap & IEEE80211_HT_CAP_SM_PS;
+        /*
+         * The bits listed in this expression should be
+         * the same for the peer and us, if the station
+         * advertises more then we can't use those thus
+         * we mask them out.
+         */
+        ht_cap->cap = le16_to_cpu(ht_cap_ie->cap_info) &
+                (sband->ht_cap.cap |
+                 ~(IEEE80211_HT_CAP_LDPC_CODING |
+                   IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
+                   IEEE80211_HT_CAP_GRN_FLD |
+                   IEEE80211_HT_CAP_SGI_20 |
+                   IEEE80211_HT_CAP_SGI_40 |
+                   IEEE80211_HT_CAP_DSSSCCK40));
+        /*
+         * The STBC bits are asymmetric -- if we don't have
+         * TX then mask out the peer's RX and vice versa.
+         */
+        if (!(sband->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC))
+                ht_cap->cap &= ~IEEE80211_HT_CAP_RX_STBC;
+        if (!(sband->ht_cap.cap & IEEE80211_HT_CAP_RX_STBC))
+                ht_cap->cap &= ~IEEE80211_HT_CAP_TX_STBC;
 
         ampdu_info = ht_cap_ie->ampdu_params_info;
         ht_cap->ampdu_factor =
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index 10d13856f86c..22f0c2aa7a89 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -382,6 +382,7 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
 struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata,
                                         u8 *bssid,u8 *addr, u32 supp_rates)
 {
+        struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;
         struct ieee80211_local *local = sdata->local;
         struct sta_info *sta;
         int band = local->hw.conf.channel->band;
@@ -397,6 +398,9 @@ struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata,
                 return NULL;
         }
 
+        if (ifibss->state == IEEE80211_IBSS_MLME_SEARCH)
+                return NULL;
+
         if (compare_ether_addr(bssid, sdata->u.ibss.bssid))
                 return NULL;
 
@@ -643,7 +647,7 @@ static void ieee80211_rx_mgmt_probe_req(struct ieee80211_sub_if_data *sdata,
         }
         if (pos[1] != 0 &&
             (pos[1] != ifibss->ssid_len ||
-             !memcmp(pos + 2, ifibss->ssid, ifibss->ssid_len))) {
+             memcmp(pos + 2, ifibss->ssid, ifibss->ssid_len))) {
                 /* Ignore ProbeReq for foreign SSID */
                 return;
         }
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 419f186cfcf0..91dc8636d644 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -746,6 +746,7 @@ struct ieee80211_local {
         unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */
 
         bool pspolling;
+        bool scan_ps_enabled;
         /*
          * PS can only be enabled when we have exactly one managed
          * interface (and monitors) in PS, this then points there.
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 80c16f6e2af6..32abae3ce32a 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -15,12 +15,14 @@
 #include <linux/netdevice.h>
 #include <linux/rtnetlink.h>
 #include <net/mac80211.h>
+#include <net/ieee80211_radiotap.h>
 #include "ieee80211_i.h"
 #include "sta_info.h"
 #include "debugfs_netdev.h"
 #include "mesh.h"
 #include "led.h"
 #include "driver-ops.h"
+#include "wme.h"
 
 /**
  * DOC: Interface list locking
@@ -314,7 +316,7 @@ static int ieee80211_open(struct net_device *dev)
         if (sdata->vif.type == NL80211_IFTYPE_STATION)
                 ieee80211_queue_work(&local->hw, &sdata->u.mgd.work);
 
-        netif_start_queue(dev);
+        netif_tx_start_all_queues(dev);
 
         return 0;
  err_del_interface:
@@ -343,7 +345,7 @@ static int ieee80211_stop(struct net_device *dev)
         /*
          * Stop TX on this interface first.
          */
-        netif_stop_queue(dev);
+        netif_tx_stop_all_queues(dev);
 
         /*
          * Now delete all active aggregation sessions.
@@ -644,6 +646,12 @@ static void ieee80211_teardown_sdata(struct net_device *dev)
         WARN_ON(flushed);
 }
 
+static u16 ieee80211_netdev_select_queue(struct net_device *dev,
+                                         struct sk_buff *skb)
+{
+        return ieee80211_select_queue(IEEE80211_DEV_TO_SUB_IF(dev), skb);
+}
+
 static const struct net_device_ops ieee80211_dataif_ops = {
         .ndo_open               = ieee80211_open,
         .ndo_stop               = ieee80211_stop,
@@ -652,8 +660,38 @@ static const struct net_device_ops ieee80211_dataif_ops = {
         .ndo_set_multicast_list = ieee80211_set_multicast_list,
         .ndo_change_mtu         = ieee80211_change_mtu,
         .ndo_set_mac_address    = eth_mac_addr,
+        .ndo_select_queue       = ieee80211_netdev_select_queue,
 };
 
+static u16 ieee80211_monitor_select_queue(struct net_device *dev,
+                                          struct sk_buff *skb)
+{
+        struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+        struct ieee80211_local *local = sdata->local;
+        struct ieee80211_hdr *hdr;
+        struct ieee80211_radiotap_header *rtap = (void *)skb->data;
+        u8 *p;
+
+        if (local->hw.queues < 4)
+                return 0;
+
+        if (skb->len < 4 ||
+            skb->len < le16_to_cpu(rtap->it_len) + 2 /* frame control */)
+                return 0; /* doesn't matter, frame will be dropped */
+
+        hdr = (void *)((u8 *)skb->data + le16_to_cpu(rtap->it_len));
+
+        if (!ieee80211_is_data_qos(hdr->frame_control)) {
+                skb->priority = 7;
+                return ieee802_1d_to_ac[skb->priority];
+        }
+
+        p = ieee80211_get_qos_ctl(hdr);
+        skb->priority = *p & IEEE80211_QOS_CTL_TAG1D_MASK;
+
+        return ieee80211_downgrade_queue(local, skb);
+}
+
 static const struct net_device_ops ieee80211_monitorif_ops = {
         .ndo_open               = ieee80211_open,
         .ndo_stop               = ieee80211_stop,
@@ -662,6 +700,7 @@ static const struct net_device_ops ieee80211_monitorif_ops = {
         .ndo_set_multicast_list = ieee80211_set_multicast_list,
         .ndo_change_mtu         = ieee80211_change_mtu,
         .ndo_set_mac_address    = eth_mac_addr,
+        .ndo_select_queue       = ieee80211_monitor_select_queue,
 };
 
 static void ieee80211_if_setup(struct net_device *dev)
@@ -768,8 +807,8 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name,
 
         ASSERT_RTNL();
 
-        ndev = alloc_netdev(sizeof(*sdata) + local->hw.vif_data_size,
-                            name, ieee80211_if_setup);
+        ndev = alloc_netdev_mq(sizeof(*sdata) + local->hw.vif_data_size,
+                               name, ieee80211_if_setup, local->hw.queues);
         if (!ndev)
                 return -ENOMEM;
         dev_net_set(ndev, wiphy_net(local->hw.wiphy));
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index 8116d1a96a4a..0d2d94881f1f 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -515,6 +515,8 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
          * and we need some headroom for passing the frame to monitor
          * interfaces, but never both at the same time.
          */
+        BUILD_BUG_ON(IEEE80211_TX_STATUS_HEADROOM !=
+                        sizeof(struct ieee80211_tx_status_rtap_hdr));
         local->tx_headroom = max_t(unsigned int , local->hw.extra_tx_headroom,
                                    sizeof(struct ieee80211_tx_status_rtap_hdr));
 
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index c0fe46493f71..6a4331429598 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -427,7 +427,7 @@ int ieee80211_new_mesh_header(struct ieee80211s_hdr *meshhdr,
                 char *addr5, char *addr6)
 {
         int aelen = 0;
-        memset(meshhdr, 0, sizeof(meshhdr));
+        memset(meshhdr, 0, sizeof(*meshhdr));
         meshhdr->ttl = sdata->u.mesh.mshcfg.dot11MeshTTL;
         put_unaligned(cpu_to_le32(sdata->u.mesh.mesh_seqnum), &meshhdr->seqnum);
         sdata->u.mesh.mesh_seqnum++;
diff --git a/net/mac80211/mesh.h b/net/mac80211/mesh.h
index 31e102541869..85562c59d7d6 100644
--- a/net/mac80211/mesh.h
+++ b/net/mac80211/mesh.h
@@ -188,8 +188,9 @@ struct mesh_rmc {
  */
 #define MESH_PREQ_MIN_INT       10
 #define MESH_DIAM_TRAVERSAL_TIME 50
-/* Paths will be refreshed if they are closer than PATH_REFRESH_TIME to their
- * expiration
+/* A path will be refreshed if it is used PATH_REFRESH_TIME milliseconds before
+ * timing out.  This way it will remain ACTIVE and no data frames will be
+ * unnecesarily held in the pending queue.
  */
 #define MESH_PATH_REFRESH_TIME                  1000
 #define MESH_MIN_DISCOVERY_TIMEOUT (2 * MESH_DIAM_TRAVERSAL_TIME)
diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c
index 833b2f3670c5..d28acb6b1f81 100644
--- a/net/mac80211/mesh_hwmp.c
+++ b/net/mac80211/mesh_hwmp.c
@@ -937,7 +937,7 @@ int mesh_nexthop_lookup(struct sk_buff *skb,
 
         if (mpath->flags & MESH_PATH_ACTIVE) {
                 if (time_after(jiffies,
-                               mpath->exp_time +
+                               mpath->exp_time -
                                msecs_to_jiffies(sdata->u.mesh.mshcfg.path_refresh_time)) &&
                     !memcmp(sdata->dev->dev_addr, hdr->addr4, ETH_ALEN) &&
                     !(mpath->flags & MESH_PATH_RESOLVING) &&
diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c
index a8da23905c70..0192cfdacae4 100644
--- a/net/mac80211/mesh_pathtbl.c
+++ b/net/mac80211/mesh_pathtbl.c
@@ -244,7 +244,7 @@ struct mesh_path *mesh_path_lookup_by_idx(int idx, struct ieee80211_sub_if_data
  * @addr: destination address of the path (ETH_ALEN length)
  * @sdata: local subif
  *
- * Returns: 0 on sucess
+ * Returns: 0 on success
  *
  * State: the initial state of the new path is set to 0
  */
@@ -532,7 +532,7 @@ static void mesh_path_node_reclaim(struct rcu_head *rp)
  * @addr: dst address (ETH_ALEN length)
  * @sdata: local subif
  *
- * Returns: 0 if succesful
+ * Returns: 0 if successful
  */
 int mesh_path_del(u8 *addr, struct ieee80211_sub_if_data *sdata)
 {
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 6dc7b5ad9a41..05a18f43e1bf 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -915,6 +915,14 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
         sdata->u.mgd.flags &= ~(IEEE80211_STA_CONNECTION_POLL |
                                 IEEE80211_STA_BEACON_POLL);
 
+        /*
+         * Always handle WMM once after association regardless
+         * of the first value the AP uses. Setting -1 here has
+         * that effect because the AP values is an unsigned
+         * 4-bit value.
+         */
+        sdata->u.mgd.wmm_last_param_set = -1;
+
         ieee80211_led_assoc(local, 1);
 
         sdata->vif.bss_conf.assoc = 1;
@@ -934,7 +942,7 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
         ieee80211_recalc_ps(local, -1);
         mutex_unlock(&local->iflist_mtx);
 
-        netif_start_queue(sdata->dev);
+        netif_tx_start_all_queues(sdata->dev);
         netif_carrier_on(sdata->dev);
 }
 
@@ -1066,7 +1074,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
          * time -- we don't want the scan code to enable queues.
          */
 
-        netif_stop_queue(sdata->dev);
+        netif_tx_stop_all_queues(sdata->dev);
         netif_carrier_off(sdata->dev);
 
         rcu_read_lock();
@@ -1083,8 +1091,6 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
 
         ieee80211_set_wmm_default(sdata);
 
-        ieee80211_recalc_idle(local);
-
         /* channel(_type) changes are handled by ieee80211_hw_config */
         local->oper_channel_type = NL80211_CHAN_NO_HT;
 
@@ -1370,6 +1376,7 @@ ieee80211_rx_mgmt_deauth(struct ieee80211_sub_if_data *sdata,
 
         if (!wk) {
                 ieee80211_set_disassoc(sdata, true);
+                ieee80211_recalc_idle(sdata->local);
         } else {
                 list_del(&wk->list);
                 kfree(wk);
@@ -1403,6 +1410,7 @@ ieee80211_rx_mgmt_disassoc(struct ieee80211_sub_if_data *sdata,
                         sdata->dev->name, mgmt->sa, reason_code);
 
         ieee80211_set_disassoc(sdata, false);
+        ieee80211_recalc_idle(sdata->local);
         return RX_MGMT_CFG80211_DISASSOC;
 }
 
@@ -1955,7 +1963,9 @@ static void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
                         rma = ieee80211_rx_mgmt_disassoc(sdata, mgmt, skb->len);
                         break;
                 case IEEE80211_STYPE_ACTION:
-                        /* XXX: differentiate, can only happen for CSA now! */
+                        if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT)
+                                break;
+
                         ieee80211_sta_process_chanswitch(sdata,
                                         &mgmt->u.action.u.chan_switch.sw_elem,
                                         ifmgd->associated);
@@ -2117,6 +2127,7 @@ static void ieee80211_sta_work(struct work_struct *work)
                                 " after %dms, disconnecting.\n",
                                 bssid, (1000 * IEEE80211_PROBE_WAIT)/HZ);
                         ieee80211_set_disassoc(sdata, true);
+                        ieee80211_recalc_idle(local);
                         mutex_unlock(&ifmgd->mtx);
                         /*
                          * must be outside lock due to cfg80211,
@@ -2560,6 +2571,8 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
                         IEEE80211_STYPE_DEAUTH, req->reason_code,
                         cookie);
 
+        ieee80211_recalc_idle(sdata->local);
+
         return 0;
 }
 
@@ -2592,5 +2605,8 @@ int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata,
         ieee80211_send_deauth_disassoc(sdata, req->bss->bssid,
                         IEEE80211_STYPE_DISASSOC, req->reason_code,
                         cookie);
+
+        ieee80211_recalc_idle(sdata->local);
+
         return 0;
 }
diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c
index b9007f80cb92..12a2bff7dcdb 100644
--- a/net/mac80211/rate.c
+++ b/net/mac80211/rate.c
@@ -245,6 +245,9 @@ void rate_control_get_rate(struct ieee80211_sub_if_data *sdata,
                 info->control.rates[i].count = 1;
         }
 
+        if (sdata->local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL)
+                return;
+
         if (sta && sdata->force_unicast_rateidx > -1) {
                 info->control.rates[0].idx = sdata->force_unicast_rateidx;
         } else {
diff --git a/net/mac80211/rc80211_pid_algo.c b/net/mac80211/rc80211_pid_algo.c
index 699d3ed869c4..29bc4c516238 100644
--- a/net/mac80211/rc80211_pid_algo.c
+++ b/net/mac80211/rc80211_pid_algo.c
@@ -190,7 +190,7 @@ static void rate_control_pid_sample(struct rc_pid_info *pinfo,
         rate_control_pid_normalize(pinfo, sband->n_bitrates);
 
         /* Compute the proportional, integral and derivative errors. */
-        err_prop = (pinfo->target << RC_PID_ARITH_SHIFT) - pf;
+        err_prop = (pinfo->target - pf) << RC_PID_ARITH_SHIFT;
 
         err_avg = spinfo->err_avg_sc >> pinfo->smoothing_shift;
         spinfo->err_avg_sc = spinfo->err_avg_sc - err_avg + err_prop;
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index f237df408378..82a30c1bf3ab 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -1712,7 +1712,6 @@ ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx)
                         mpp_path_add(proxied_addr, mpp_addr, sdata);
                 } else {
                         spin_lock_bh(&mppath->state_lock);
-                        mppath->exp_time = jiffies;
                         if (compare_ether_addr(mppath->mpp, mpp_addr) != 0)
                                 memcpy(mppath->mpp, mpp_addr, ETH_ALEN);
                         spin_unlock_bh(&mppath->state_lock);
@@ -1747,7 +1746,9 @@ ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx)
                         memset(info, 0, sizeof(*info));
                         info->flags |= IEEE80211_TX_INTFL_NEED_TXPROCESSING;
                         info->control.vif = &rx->sdata->vif;
-                        ieee80211_select_queue(local, fwd_skb);
+                        skb_set_queue_mapping(skb,
+                                ieee80211_select_queue(rx->sdata, fwd_skb));
+                        ieee80211_set_qos_hdr(local, skb);
                         if (is_multicast_ether_addr(fwd_hdr->addr1))
                                 IEEE80211_IFSTA_MESH_CTR_INC(&sdata->u.mesh,
                                                                 fwded_mcast);
@@ -2014,6 +2015,10 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
                 }
                 break;
         default:
+                /* do not process rejected action frames */
+                if (mgmt->u.action.category & 0x80)
+                        return RX_DROP_MONITOR;
+
                 return RX_CONTINUE;
         }
 
diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c
index 4cf387c944bf..bc17cf7d68db 100644
--- a/net/mac80211/scan.c
+++ b/net/mac80211/scan.c
@@ -227,7 +227,8 @@ static bool ieee80211_prep_hw_scan(struct ieee80211_local *local)
 static void ieee80211_scan_ps_enable(struct ieee80211_sub_if_data *sdata)
 {
         struct ieee80211_local *local = sdata->local;
-        bool ps = false;
+
+        local->scan_ps_enabled = false;
 
         /* FIXME: what to do when local->pspolling is true? */
 
@@ -235,12 +236,13 @@ static void ieee80211_scan_ps_enable(struct ieee80211_sub_if_data *sdata)
         cancel_work_sync(&local->dynamic_ps_enable_work);
 
         if (local->hw.conf.flags & IEEE80211_CONF_PS) {
-                ps = true;
+                local->scan_ps_enabled = true;
                 local->hw.conf.flags &= ~IEEE80211_CONF_PS;
                 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
         }
 
-        if (!ps || !(local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK))
+        if (!(local->scan_ps_enabled) ||
+            !(local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK))
                 /*
                  * If power save was enabled, no need to send a nullfunc
                  * frame because AP knows that we are sleeping. But if the
@@ -261,7 +263,7 @@ static void ieee80211_scan_ps_disable(struct ieee80211_sub_if_data *sdata)
 
         if (!local->ps_sdata)
                 ieee80211_send_nullfunc(local, sdata, 0);
-        else {
+        else if (local->scan_ps_enabled) {
                 /*
                  * In !IEEE80211_HW_PS_NULLFUNC_STACK case the hardware
                  * will send a nullfunc frame with the powersave bit set
@@ -277,6 +279,16 @@ static void ieee80211_scan_ps_disable(struct ieee80211_sub_if_data *sdata)
                  */
                 local->hw.conf.flags |= IEEE80211_CONF_PS;
                 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
+        } else if (local->hw.conf.dynamic_ps_timeout > 0) {
+                /*
+                 * If IEEE80211_CONF_PS was not set and the dynamic_ps_timer
+                 * had been running before leaving the operating channel,
+                 * restart the timer now and send a nullfunc frame to inform
+                 * the AP that we are awake.
+                 */
+                ieee80211_send_nullfunc(local, sdata, 0);
+                mod_timer(&local->dynamic_ps_timer, jiffies +
+                          msecs_to_jiffies(local->hw.conf.dynamic_ps_timeout));
         }
 }
 
@@ -341,10 +353,10 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted)
                 if (sdata->vif.type == NL80211_IFTYPE_STATION) {
                         if (sdata->u.mgd.associated) {
                                 ieee80211_scan_ps_disable(sdata);
-                                netif_wake_queue(sdata->dev);
+                                netif_tx_wake_all_queues(sdata->dev);
                         }
                 } else
-                        netif_wake_queue(sdata->dev);
+                        netif_tx_wake_all_queues(sdata->dev);
 
                 /* re-enable beaconing */
                 if (sdata->vif.type == NL80211_IFTYPE_AP ||
@@ -399,7 +411,7 @@ static int ieee80211_start_sw_scan(struct ieee80211_local *local)
                  * are handled in the scan state machine
                  */
                 if (sdata->vif.type != NL80211_IFTYPE_STATION)
-                        netif_stop_queue(sdata->dev);
+                        netif_tx_stop_all_queues(sdata->dev);
         }
         mutex_unlock(&local->iflist_mtx);
 
@@ -427,6 +439,16 @@ static int __ieee80211_start_scan(struct ieee80211_sub_if_data *sdata,
         if (local->scan_req)
                 return -EBUSY;
 
+        if (req != local->int_scan_req &&
+            sdata->vif.type == NL80211_IFTYPE_STATION &&
+            !list_empty(&ifmgd->work_list)) {
+                /* actually wait for the work it's doing to finish/time out */
+                set_bit(IEEE80211_STA_REQ_SCAN, &ifmgd->request);
+                local->scan_req = req;
+                local->scan_sdata = sdata;
+                return 0;
+        }
+
         if (local->ops->hw_scan) {
                 u8 *ies;
 
@@ -451,14 +473,6 @@ static int __ieee80211_start_scan(struct ieee80211_sub_if_data *sdata,
         local->scan_req = req;
         local->scan_sdata = sdata;
 
-        if (req != local->int_scan_req &&
-            sdata->vif.type == NL80211_IFTYPE_STATION &&
-            !list_empty(&ifmgd->work_list)) {
-                /* actually wait for the work it's doing to finish/time out */
-                set_bit(IEEE80211_STA_REQ_SCAN, &ifmgd->request);
-                return 0;
-        }
-
         if (local->ops->hw_scan)
                 __set_bit(SCAN_HW_SCANNING, &local->scanning);
         else
@@ -563,7 +577,7 @@ static void ieee80211_scan_state_leave_oper_channel(struct ieee80211_local *loca
                         continue;
 
                 if (sdata->vif.type == NL80211_IFTYPE_STATION) {
-                        netif_stop_queue(sdata->dev);
+                        netif_tx_stop_all_queues(sdata->dev);
                         if (sdata->u.mgd.associated)
                                 ieee80211_scan_ps_enable(sdata);
                 }
@@ -598,7 +612,7 @@ static void ieee80211_scan_state_enter_oper_channel(struct ieee80211_local *loca
                 if (sdata->vif.type == NL80211_IFTYPE_STATION) {
                         if (sdata->u.mgd.associated)
                                 ieee80211_scan_ps_disable(sdata);
-                        netif_wake_queue(sdata->dev);
+                        netif_tx_wake_all_queues(sdata->dev);
                 }
         }
         mutex_unlock(&local->iflist_mtx);
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 8834cc93c716..ac210b586702 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -1419,6 +1419,10 @@ static bool need_dynamic_ps(struct ieee80211_local *local)
         if (!local->ps_sdata)
                 return false;
 
+        /* No point if we're going to suspend */
+        if (local->quiescing)
+                return false;
+
         return true;
 }
 
@@ -1508,7 +1512,7 @@ static void ieee80211_xmit(struct ieee80211_sub_if_data *sdata,
                                 return;
                         }
 
-        ieee80211_select_queue(local, skb);
+        ieee80211_set_qos_hdr(local, skb);
         ieee80211_tx(sdata, skb, false);
         rcu_read_unlock();
 }
@@ -2287,6 +2291,9 @@ void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb)
         skb_set_network_header(skb, 0);
         skb_set_transport_header(skb, 0);
 
+        /* send all internal mgmt frames on VO */
+        skb_set_queue_mapping(skb, 0);
+
         /*
          * The other path calling ieee80211_xmit is from the tasklet,
          * and while we can handle concurrent transmissions locking
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index d09f78bb2442..3848140313f5 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -269,6 +269,7 @@ static void __ieee80211_wake_queue(struct ieee80211_hw *hw, int queue,
                                    enum queue_stop_reason reason)
 {
         struct ieee80211_local *local = hw_to_local(hw);
+        struct ieee80211_sub_if_data *sdata;
 
         if (WARN_ON(queue >= hw->queues))
                 return;
@@ -281,6 +282,11 @@ static void __ieee80211_wake_queue(struct ieee80211_hw *hw, int queue,
 
         if (!skb_queue_empty(&local->pending[queue]))
                 tasklet_schedule(&local->tx_pending_tasklet);
+
+        rcu_read_lock();
+        list_for_each_entry_rcu(sdata, &local->interfaces, list)
+                netif_tx_wake_queue(netdev_get_tx_queue(sdata->dev, queue));
+        rcu_read_unlock();
 }
 
 void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue,
@@ -305,11 +311,17 @@ static void __ieee80211_stop_queue(struct ieee80211_hw *hw, int queue,
                                    enum queue_stop_reason reason)
 {
         struct ieee80211_local *local = hw_to_local(hw);
+        struct ieee80211_sub_if_data *sdata;
 
         if (WARN_ON(queue >= hw->queues))
                 return;
 
         __set_bit(reason, &local->queue_stop_reasons[queue]);
+
+        rcu_read_lock();
+        list_for_each_entry_rcu(sdata, &local->interfaces, list)
+                netif_tx_stop_queue(netdev_get_tx_queue(sdata->dev, queue));
+        rcu_read_unlock();
 }
 
 void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue,
@@ -579,7 +591,7 @@ u32 ieee802_11_parse_elems_crc(u8 *start, size_t len,
                 if (elen > left)
                         break;
 
-                if (calc_crc && id < 64 && (filter & BIT(id)))
+                if (calc_crc && id < 64 && (filter & (1ULL << id)))
                         crc = crc32_be(crc, pos - 2, elen + 2);
 
                 switch (id) {
@@ -1039,7 +1051,19 @@ int ieee80211_reconfig(struct ieee80211_local *local)
 
         /* restart hardware */
         if (local->open_count) {
+                /*
+                 * Upon resume hardware can sometimes be goofy due to
+                 * various platform / driver / bus issues, so restarting
+                 * the device may at times not work immediately. Propagate
+                 * the error.
+                 */
                 res = drv_start(local);
+                if (res) {
+                        WARN(local->suspended, "Harware became unavailable "
+                             "upon resume. This is could be a software issue"
+                             "prior to suspend or a harware issue\n");
+                        return res;
+                }
 
                 ieee80211_led_radio(local, true);
         }
diff --git a/net/mac80211/wme.c b/net/mac80211/wme.c
index b19b7696f3a2..79d887dae738 100644
--- a/net/mac80211/wme.c
+++ b/net/mac80211/wme.c
@@ -44,22 +44,69 @@ static int wme_downgrade_ac(struct sk_buff *skb)
 }
 
 
-/* Indicate which queue to use.  */
-static u16 classify80211(struct ieee80211_local *local, struct sk_buff *skb)
+/* Indicate which queue to use. */
+u16 ieee80211_select_queue(struct ieee80211_sub_if_data *sdata,
+                           struct sk_buff *skb)
 {
-        struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+        struct ieee80211_local *local = sdata->local;
+        struct sta_info *sta = NULL;
+        u32 sta_flags = 0;
+        const u8 *ra = NULL;
+        bool qos = false;
 
-        if (!ieee80211_is_data(hdr->frame_control)) {
-                /* management frames go on AC_VO queue, but are sent
-                * without QoS control fields */
-                return 0;
+        if (local->hw.queues < 4 || skb->len < 6) {
+                skb->priority = 0; /* required for correct WPA/11i MIC */
+                return min_t(u16, local->hw.queues - 1,
+                             ieee802_1d_to_ac[skb->priority]);
+        }
+
+        rcu_read_lock();
+        switch (sdata->vif.type) {
+        case NL80211_IFTYPE_AP_VLAN:
+                rcu_read_lock();
+                sta = rcu_dereference(sdata->u.vlan.sta);
+                if (sta)
+                        sta_flags = get_sta_flags(sta);
+                rcu_read_unlock();
+                if (sta)
+                        break;
+        case NL80211_IFTYPE_AP:
+                ra = skb->data;
+                break;
+        case NL80211_IFTYPE_WDS:
+                ra = sdata->u.wds.remote_addr;
+                break;
+#ifdef CONFIG_MAC80211_MESH
+        case NL80211_IFTYPE_MESH_POINT:
+                /*
+                 * XXX: This is clearly broken ... but already was before,
+                 * because ieee80211_fill_mesh_addresses() would clear A1
+                 * except for multicast addresses.
+                 */
+                break;
+#endif
+        case NL80211_IFTYPE_STATION:
+                ra = sdata->u.mgd.bssid;
+                break;
+        case NL80211_IFTYPE_ADHOC:
+                ra = skb->data;
+                break;
+        default:
+                break;
         }
 
-        if (0 /* injected */) {
-                /* use AC from radiotap */
+        if (!sta && ra && !is_multicast_ether_addr(ra)) {
+                sta = sta_info_get(local, ra);
+                if (sta)
+                        sta_flags = get_sta_flags(sta);
         }
 
-        if (!ieee80211_is_data_qos(hdr->frame_control)) {
+        if (sta_flags & WLAN_STA_WME)
+                qos = true;
+
+        rcu_read_unlock();
+
+        if (!qos) {
                 skb->priority = 0; /* required for correct WPA/11i MIC */
                 return ieee802_1d_to_ac[skb->priority];
         }
@@ -68,6 +115,12 @@ static u16 classify80211(struct ieee80211_local *local, struct sk_buff *skb)
          * data frame has */
         skb->priority = cfg80211_classify8021d(skb);
 
+        return ieee80211_downgrade_queue(local, skb);
+}
+
+u16 ieee80211_downgrade_queue(struct ieee80211_local *local,
+                              struct sk_buff *skb)
+{
         /* in case we are a client verify acm is not set for this ac */
         while (unlikely(local->wmm_acm & BIT(skb->priority))) {
                 if (wme_downgrade_ac(skb)) {
@@ -85,24 +138,17 @@ static u16 classify80211(struct ieee80211_local *local, struct sk_buff *skb)
         return ieee802_1d_to_ac[skb->priority];
 }
 
-void ieee80211_select_queue(struct ieee80211_local *local, struct sk_buff *skb)
+void ieee80211_set_qos_hdr(struct ieee80211_local *local, struct sk_buff *skb)
 {
-        struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
-        u16 queue;
-        u8 tid;
-
-        queue = classify80211(local, skb);
-        if (unlikely(queue >= local->hw.queues))
-                queue = local->hw.queues - 1;
-
-        /*
-         * Now we know the 1d priority, fill in the QoS header if
-         * there is one (and we haven't done this before).
-         */
+        struct ieee80211_hdr *hdr = (void *)skb->data;
+
+        /* Fill in the QoS header if there is one. */
         if (ieee80211_is_data_qos(hdr->frame_control)) {
                 u8 *p = ieee80211_get_qos_ctl(hdr);
-                u8 ack_policy = 0;
+                u8 ack_policy = 0, tid;
+
                 tid = skb->priority & IEEE80211_QOS_CTL_TAG1D_MASK;
+
                 if (unlikely(local->wifi_wme_noack_test))
                         ack_policy |= QOS_CONTROL_ACK_POLICY_NOACK <<
                                         QOS_CONTROL_ACK_POLICY_SHIFT;
@@ -110,6 +156,4 @@ void ieee80211_select_queue(struct ieee80211_local *local, struct sk_buff *skb)
                 *p++ = ack_policy | tid;
                 *p = 0;
         }
-
-        skb_set_queue_mapping(skb, queue);
 }
diff --git a/net/mac80211/wme.h b/net/mac80211/wme.h
index d4fd87ca5118..6053b1c9feee 100644
--- a/net/mac80211/wme.h
+++ b/net/mac80211/wme.h
@@ -20,7 +20,11 @@
 
 extern const int ieee802_1d_to_ac[8];
 
-void ieee80211_select_queue(struct ieee80211_local *local,
-                            struct sk_buff *skb);
+u16 ieee80211_select_queue(struct ieee80211_sub_if_data *sdata,
+                           struct sk_buff *skb);
+void ieee80211_set_qos_hdr(struct ieee80211_local *local, struct sk_buff *skb);
+u16 ieee80211_downgrade_queue(struct ieee80211_local *local,
+                              struct sk_buff *skb);
+
 
 #endif /* _WME_H */
diff --git a/net/netfilter/ipvs/Kconfig b/net/netfilter/ipvs/Kconfig
index 79a698052218..f2d76238b9b5 100644
--- a/net/netfilter/ipvs/Kconfig
+++ b/net/netfilter/ipvs/Kconfig
@@ -112,7 +112,8 @@ config	IP_VS_RR
           module, choose M here. If unsure, say N.
  
 config  IP_VS_WRR
-        tristate "weighted round-robin scheduling" 
+        tristate "weighted round-robin scheduling"
+        select GCD
         ---help---
           The weighted robin-robin scheduling algorithm directs network
           connections to different real servers based on server weights
diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c
index b95699f00545..847ffca40184 100644
--- a/net/netfilter/ipvs/ip_vs_core.c
+++ b/net/netfilter/ipvs/ip_vs_core.c
@@ -1366,6 +1366,7 @@ ip_vs_in(unsigned int hooknum, struct sk_buff *skb,
                == sysctl_ip_vs_sync_threshold[0])) ||
              ((cp->protocol == IPPROTO_TCP) && (cp->old_state != cp->state) &&
               ((cp->state == IP_VS_TCP_S_FIN_WAIT) ||
+               (cp->state == IP_VS_TCP_S_CLOSE) ||
                (cp->state == IP_VS_TCP_S_CLOSE_WAIT) ||
                (cp->state == IP_VS_TCP_S_TIME_WAIT)))))
                 ip_vs_sync_conn(cp);
diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
index e55a6861d26f..c37ac2d7bec4 100644
--- a/net/netfilter/ipvs/ip_vs_ctl.c
+++ b/net/netfilter/ipvs/ip_vs_ctl.c
@@ -2077,6 +2077,10 @@ do_ip_vs_set_ctl(struct sock *sk, int cmd, void __user *user, unsigned int len)
         if (!capable(CAP_NET_ADMIN))
                 return -EPERM;
 
+        if (cmd < IP_VS_BASE_CTL || cmd > IP_VS_SO_SET_MAX)
+                return -EINVAL;
+        if (len < 0 || len >  MAX_ARG_LEN)
+                return -EINVAL;
         if (len != set_arglen[SET_CMDID(cmd)]) {
                 pr_err("set_ctl: len %u != %u\n",
                        len, set_arglen[SET_CMDID(cmd)]);
@@ -2352,17 +2356,25 @@ do_ip_vs_get_ctl(struct sock *sk, int cmd, void __user *user, int *len)
 {
         unsigned char arg[128];
         int ret = 0;
+        unsigned int copylen;
 
         if (!capable(CAP_NET_ADMIN))
                 return -EPERM;
 
+        if (cmd < IP_VS_BASE_CTL || cmd > IP_VS_SO_GET_MAX)
+                return -EINVAL;
+
         if (*len < get_arglen[GET_CMDID(cmd)]) {
                 pr_err("get_ctl: len %u < %u\n",
                        *len, get_arglen[GET_CMDID(cmd)]);
                 return -EINVAL;
         }
 
-        if (copy_from_user(arg, user, get_arglen[GET_CMDID(cmd)]) != 0)
+        copylen = get_arglen[GET_CMDID(cmd)];
+        if (copylen > 128)
+                return -EINVAL;
+
+        if (copy_from_user(arg, user, copylen) != 0)
                 return -EFAULT;
 
         if (mutex_lock_interruptible(&__ip_vs_mutex))
@@ -2714,6 +2726,8 @@ static int ip_vs_genl_parse_service(struct ip_vs_service_user_kern *usvc,
         if (!(nla_af && (nla_fwmark || (nla_port && nla_protocol && nla_addr))))
                 return -EINVAL;
 
+        memset(usvc, 0, sizeof(*usvc));
+
         usvc->af = nla_get_u16(nla_af);
 #ifdef CONFIG_IP_VS_IPV6
         if (usvc->af != AF_INET && usvc->af != AF_INET6)
@@ -2901,6 +2915,8 @@ static int ip_vs_genl_parse_dest(struct ip_vs_dest_user_kern *udest,
         if (!(nla_addr && nla_port))
                 return -EINVAL;
 
+        memset(udest, 0, sizeof(*udest));
+
         nla_memcpy(&udest->addr, nla_addr, sizeof(udest->addr));
         udest->port = nla_get_u16(nla_port);
 
diff --git a/net/netfilter/ipvs/ip_vs_wrr.c b/net/netfilter/ipvs/ip_vs_wrr.c
index 6182e8ea0be7..3c115fc19784 100644
--- a/net/netfilter/ipvs/ip_vs_wrr.c
+++ b/net/netfilter/ipvs/ip_vs_wrr.c
@@ -24,6 +24,7 @@
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/net.h>
+#include <linux/gcd.h>
 
 #include <net/ip_vs.h>
 
@@ -38,20 +39,6 @@ struct ip_vs_wrr_mark {
 };
 
 
-/*
- *    Get the gcd of server weights
- */
-static int gcd(int a, int b)
-{
-        int c;
-
-        while ((c = a % b)) {
-                a = b;
-                b = c;
-        }
-        return b;
-}
-
 static int ip_vs_wrr_gcd_weight(struct ip_vs_service *svc)
 {
         struct ip_vs_dest *dest;
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index 0e98c3282d42..4d79e3c1616c 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -30,6 +30,7 @@
 #include <linux/netdevice.h>
 #include <linux/socket.h>
 #include <linux/mm.h>
+#include <linux/nsproxy.h>
 #include <linux/rculist_nulls.h>
 
 #include <net/netfilter/nf_conntrack.h>
@@ -63,8 +64,6 @@ EXPORT_SYMBOL_GPL(nf_conntrack_max);
 struct nf_conn nf_conntrack_untracked __read_mostly;
 EXPORT_SYMBOL_GPL(nf_conntrack_untracked);
 
-static struct kmem_cache *nf_conntrack_cachep __read_mostly;
-
 static int nf_conntrack_hash_rnd_initted;
 static unsigned int nf_conntrack_hash_rnd;
 
@@ -86,9 +85,10 @@ static u_int32_t __hash_conntrack(const struct nf_conntrack_tuple *tuple,
         return ((u64)h * size) >> 32;
 }
 
-static inline u_int32_t hash_conntrack(const struct nf_conntrack_tuple *tuple)
+static inline u_int32_t hash_conntrack(const struct net *net,
+                                       const struct nf_conntrack_tuple *tuple)
 {
-        return __hash_conntrack(tuple, nf_conntrack_htable_size,
+        return __hash_conntrack(tuple, net->ct.htable_size,
                                 nf_conntrack_hash_rnd);
 }
 
@@ -296,7 +296,7 @@ __nf_conntrack_find(struct net *net, const struct nf_conntrack_tuple *tuple)
 {
         struct nf_conntrack_tuple_hash *h;
         struct hlist_nulls_node *n;
-        unsigned int hash = hash_conntrack(tuple);
+        unsigned int hash = hash_conntrack(net, tuple);
 
         /* Disable BHs the entire time since we normally need to disable them
          * at least once for the stats anyway.
@@ -366,10 +366,11 @@ static void __nf_conntrack_hash_insert(struct nf_conn *ct,
 
 void nf_conntrack_hash_insert(struct nf_conn *ct)
 {
+        struct net *net = nf_ct_net(ct);
         unsigned int hash, repl_hash;
 
-        hash = hash_conntrack(&ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple);
-        repl_hash = hash_conntrack(&ct->tuplehash[IP_CT_DIR_REPLY].tuple);
+        hash = hash_conntrack(net, &ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple);
+        repl_hash = hash_conntrack(net, &ct->tuplehash[IP_CT_DIR_REPLY].tuple);
 
         __nf_conntrack_hash_insert(ct, hash, repl_hash);
 }
@@ -397,8 +398,8 @@ __nf_conntrack_confirm(struct sk_buff *skb)
         if (CTINFO2DIR(ctinfo) != IP_CT_DIR_ORIGINAL)
                 return NF_ACCEPT;
 
-        hash = hash_conntrack(&ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple);
-        repl_hash = hash_conntrack(&ct->tuplehash[IP_CT_DIR_REPLY].tuple);
+        hash = hash_conntrack(net, &ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple);
+        repl_hash = hash_conntrack(net, &ct->tuplehash[IP_CT_DIR_REPLY].tuple);
 
         /* We're not in hash table, and we refuse to set up related
            connections for unconfirmed conns.  But packet copies and
@@ -468,7 +469,7 @@ nf_conntrack_tuple_taken(const struct nf_conntrack_tuple *tuple,
         struct net *net = nf_ct_net(ignored_conntrack);
         struct nf_conntrack_tuple_hash *h;
         struct hlist_nulls_node *n;
-        unsigned int hash = hash_conntrack(tuple);
+        unsigned int hash = hash_conntrack(net, tuple);
 
         /* Disable BHs the entire time since we need to disable them at
          * least once for the stats anyway.
@@ -503,7 +504,7 @@ static noinline int early_drop(struct net *net, unsigned int hash)
         int dropped = 0;
 
         rcu_read_lock();
-        for (i = 0; i < nf_conntrack_htable_size; i++) {
+        for (i = 0; i < net->ct.htable_size; i++) {
                 hlist_nulls_for_each_entry_rcu(h, n, &net->ct.hash[hash],
                                          hnnode) {
                         tmp = nf_ct_tuplehash_to_ctrack(h);
@@ -523,7 +524,7 @@ static noinline int early_drop(struct net *net, unsigned int hash)
                 if (cnt >= NF_CT_EVICTION_RANGE)
                         break;
 
-                hash = (hash + 1) % nf_conntrack_htable_size;
+                hash = (hash + 1) % net->ct.htable_size;
         }
         rcu_read_unlock();
 
@@ -557,7 +558,7 @@ struct nf_conn *nf_conntrack_alloc(struct net *net,
 
         if (nf_conntrack_max &&
             unlikely(atomic_read(&net->ct.count) > nf_conntrack_max)) {
-                unsigned int hash = hash_conntrack(orig);
+                unsigned int hash = hash_conntrack(net, orig);
                 if (!early_drop(net, hash)) {
                         atomic_dec(&net->ct.count);
                         if (net_ratelimit())
@@ -572,7 +573,7 @@ struct nf_conn *nf_conntrack_alloc(struct net *net,
          * Do not use kmem_cache_zalloc(), as this cache uses
          * SLAB_DESTROY_BY_RCU.
          */
-        ct = kmem_cache_alloc(nf_conntrack_cachep, gfp);
+        ct = kmem_cache_alloc(net->ct.nf_conntrack_cachep, gfp);
         if (ct == NULL) {
                 pr_debug("nf_conntrack_alloc: Can't alloc conntrack.\n");
                 atomic_dec(&net->ct.count);
@@ -611,7 +612,7 @@ void nf_conntrack_free(struct nf_conn *ct)
         nf_ct_ext_destroy(ct);
         atomic_dec(&net->ct.count);
         nf_ct_ext_free(ct);
-        kmem_cache_free(nf_conntrack_cachep, ct);
+        kmem_cache_free(net->ct.nf_conntrack_cachep, ct);
 }
 EXPORT_SYMBOL_GPL(nf_conntrack_free);
 
@@ -1014,7 +1015,7 @@ get_next_corpse(struct net *net, int (*iter)(struct nf_conn *i, void *data),
         struct hlist_nulls_node *n;
 
         spin_lock_bh(&nf_conntrack_lock);
-        for (; *bucket < nf_conntrack_htable_size; (*bucket)++) {
+        for (; *bucket < net->ct.htable_size; (*bucket)++) {
                 hlist_nulls_for_each_entry(h, n, &net->ct.hash[*bucket], hnnode) {
                         ct = nf_ct_tuplehash_to_ctrack(h);
                         if (iter(ct, data))
@@ -1113,9 +1114,12 @@ static void nf_ct_release_dying_list(struct net *net)
 
 static void nf_conntrack_cleanup_init_net(void)
 {
+        /* wait until all references to nf_conntrack_untracked are dropped */
+        while (atomic_read(&nf_conntrack_untracked.ct_general.use) > 1)
+                schedule();
+
         nf_conntrack_helper_fini();
         nf_conntrack_proto_fini();
-        kmem_cache_destroy(nf_conntrack_cachep);
 }
 
 static void nf_conntrack_cleanup_net(struct net *net)
@@ -1127,15 +1131,14 @@ static void nf_conntrack_cleanup_net(struct net *net)
                 schedule();
                 goto i_see_dead_people;
         }
-        /* wait until all references to nf_conntrack_untracked are dropped */
-        while (atomic_read(&nf_conntrack_untracked.ct_general.use) > 1)
-                schedule();
 
         nf_ct_free_hashtable(net->ct.hash, net->ct.hash_vmalloc,
-                             nf_conntrack_htable_size);
+                             net->ct.htable_size);
         nf_conntrack_ecache_fini(net);
         nf_conntrack_acct_fini(net);
         nf_conntrack_expect_fini(net);
+        kmem_cache_destroy(net->ct.nf_conntrack_cachep);
+        kfree(net->ct.slabname);
         free_percpu(net->ct.stat);
 }
 
@@ -1190,10 +1193,12 @@ int nf_conntrack_set_hashsize(const char *val, struct kernel_param *kp)
 {
         int i, bucket, vmalloced, old_vmalloced;
         unsigned int hashsize, old_size;
-        int rnd;
         struct hlist_nulls_head *hash, *old_hash;
         struct nf_conntrack_tuple_hash *h;
 
+        if (current->nsproxy->net_ns != &init_net)
+                return -EOPNOTSUPP;
+
         /* On boot, we can set this without any fancy locking. */
         if (!nf_conntrack_htable_size)
                 return param_set_uint(val, kp);
@@ -1206,33 +1211,29 @@ int nf_conntrack_set_hashsize(const char *val, struct kernel_param *kp)
         if (!hash)
                 return -ENOMEM;
 
-        /* We have to rehahs for the new table anyway, so we also can
-         * use a newrandom seed */
-        get_random_bytes(&rnd, sizeof(rnd));
-
         /* Lookups in the old hash might happen in parallel, which means we
          * might get false negatives during connection lookup. New connections
          * created because of a false negative won't make it into the hash
          * though since that required taking the lock.
          */
         spin_lock_bh(&nf_conntrack_lock);
-        for (i = 0; i < nf_conntrack_htable_size; i++) {
+        for (i = 0; i < init_net.ct.htable_size; i++) {
                 while (!hlist_nulls_empty(&init_net.ct.hash[i])) {
                         h = hlist_nulls_entry(init_net.ct.hash[i].first,
                                         struct nf_conntrack_tuple_hash, hnnode);
                         hlist_nulls_del_rcu(&h->hnnode);
-                        bucket = __hash_conntrack(&h->tuple, hashsize, rnd);
+                        bucket = __hash_conntrack(&h->tuple, hashsize,
+                                                  nf_conntrack_hash_rnd);
                         hlist_nulls_add_head_rcu(&h->hnnode, &hash[bucket]);
                 }
         }
-        old_size = nf_conntrack_htable_size;
+        old_size = init_net.ct.htable_size;
         old_vmalloced = init_net.ct.hash_vmalloc;
         old_hash = init_net.ct.hash;
 
-        nf_conntrack_htable_size = hashsize;
+        init_net.ct.htable_size = nf_conntrack_htable_size = hashsize;
         init_net.ct.hash_vmalloc = vmalloced;
         init_net.ct.hash = hash;
-        nf_conntrack_hash_rnd = rnd;
         spin_unlock_bh(&nf_conntrack_lock);
 
         nf_ct_free_hashtable(old_hash, old_vmalloced, old_size);
@@ -1271,15 +1272,6 @@ static int nf_conntrack_init_init_net(void)
                NF_CONNTRACK_VERSION, nf_conntrack_htable_size,
                nf_conntrack_max);
 
-        nf_conntrack_cachep = kmem_cache_create("nf_conntrack",
-                                                sizeof(struct nf_conn),
-                                                0, SLAB_DESTROY_BY_RCU, NULL);
-        if (!nf_conntrack_cachep) {
-                printk(KERN_ERR "Unable to create nf_conn slab cache\n");
-                ret = -ENOMEM;
-                goto err_cache;
-        }
-
         ret = nf_conntrack_proto_init();
         if (ret < 0)
                 goto err_proto;
@@ -1288,13 +1280,19 @@ static int nf_conntrack_init_init_net(void)
         if (ret < 0)
                 goto err_helper;
 
+        /* Set up fake conntrack: to never be deleted, not in any hashes */
+#ifdef CONFIG_NET_NS
+        nf_conntrack_untracked.ct_net = &init_net;
+#endif
+        atomic_set(&nf_conntrack_untracked.ct_general.use, 1);
+        /*  - and look it like as a confirmed connection */
+        set_bit(IPS_CONFIRMED_BIT, &nf_conntrack_untracked.status);
+
         return 0;
 
 err_helper:
         nf_conntrack_proto_fini();
 err_proto:
-        kmem_cache_destroy(nf_conntrack_cachep);
-err_cache:
         return ret;
 }
 
@@ -1316,7 +1314,24 @@ static int nf_conntrack_init_net(struct net *net)
                 ret = -ENOMEM;
                 goto err_stat;
         }
-        net->ct.hash = nf_ct_alloc_hashtable(&nf_conntrack_htable_size,
+
+        net->ct.slabname = kasprintf(GFP_KERNEL, "nf_conntrack_%p", net);
+        if (!net->ct.slabname) {
+                ret = -ENOMEM;
+                goto err_slabname;
+        }
+
+        net->ct.nf_conntrack_cachep = kmem_cache_create(net->ct.slabname,
+                                                        sizeof(struct nf_conn), 0,
+                                                        SLAB_DESTROY_BY_RCU, NULL);
+        if (!net->ct.nf_conntrack_cachep) {
+                printk(KERN_ERR "Unable to create nf_conn slab cache\n");
+                ret = -ENOMEM;
+                goto err_cache;
+        }
+
+        net->ct.htable_size = nf_conntrack_htable_size;
+        net->ct.hash = nf_ct_alloc_hashtable(&net->ct.htable_size,
                                              &net->ct.hash_vmalloc, 1);
         if (!net->ct.hash) {
                 ret = -ENOMEM;
@@ -1333,15 +1348,6 @@ static int nf_conntrack_init_net(struct net *net)
         if (ret < 0)
                 goto err_ecache;
 
-        /* Set up fake conntrack:
-            - to never be deleted, not in any hashes */
-#ifdef CONFIG_NET_NS
-        nf_conntrack_untracked.ct_net = &init_net;
-#endif
-        atomic_set(&nf_conntrack_untracked.ct_general.use, 1);
-        /*  - and look it like as a confirmed connection */
-        set_bit(IPS_CONFIRMED_BIT, &nf_conntrack_untracked.status);
-
         return 0;
 
 err_ecache:
@@ -1350,8 +1356,12 @@ err_acct:
         nf_conntrack_expect_fini(net);
 err_expect:
         nf_ct_free_hashtable(net->ct.hash, net->ct.hash_vmalloc,
-                             nf_conntrack_htable_size);
+                             net->ct.htable_size);
 err_hash:
+        kmem_cache_destroy(net->ct.nf_conntrack_cachep);
+err_cache:
+        kfree(net->ct.slabname);
+err_slabname:
         free_percpu(net->ct.stat);
 err_stat:
         return ret;
diff --git a/net/netfilter/nf_conntrack_expect.c b/net/netfilter/nf_conntrack_expect.c
index fdf5d2a1d9b4..2f25ff610982 100644
--- a/net/netfilter/nf_conntrack_expect.c
+++ b/net/netfilter/nf_conntrack_expect.c
@@ -569,7 +569,7 @@ static void exp_proc_remove(struct net *net)
 #endif /* CONFIG_PROC_FS */
 }
 
-module_param_named(expect_hashsize, nf_ct_expect_hsize, uint, 0600);
+module_param_named(expect_hashsize, nf_ct_expect_hsize, uint, 0400);
 
 int nf_conntrack_expect_init(struct net *net)
 {
@@ -577,7 +577,7 @@ int nf_conntrack_expect_init(struct net *net)
 
         if (net_eq(net, &init_net)) {
                 if (!nf_ct_expect_hsize) {
-                        nf_ct_expect_hsize = nf_conntrack_htable_size / 256;
+                        nf_ct_expect_hsize = net->ct.htable_size / 256;
                         if (!nf_ct_expect_hsize)
                                 nf_ct_expect_hsize = 1;
                 }
diff --git a/net/netfilter/nf_conntrack_ftp.c b/net/netfilter/nf_conntrack_ftp.c
index 38ea7ef3ccd2..f0732aa18e4f 100644
--- a/net/netfilter/nf_conntrack_ftp.c
+++ b/net/netfilter/nf_conntrack_ftp.c
@@ -323,24 +323,24 @@ static void update_nl_seq(struct nf_conn *ct, u32 nl_seq,
                           struct nf_ct_ftp_master *info, int dir,
                           struct sk_buff *skb)
 {
-        unsigned int i, oldest = NUM_SEQ_TO_REMEMBER;
+        unsigned int i, oldest;
 
         /* Look for oldest: if we find exact match, we're done. */
         for (i = 0; i < info->seq_aft_nl_num[dir]; i++) {
                 if (info->seq_aft_nl[dir][i] == nl_seq)
                         return;
-
-                if (oldest == info->seq_aft_nl_num[dir] ||
-                    before(info->seq_aft_nl[dir][i],
-                           info->seq_aft_nl[dir][oldest]))
-                        oldest = i;
         }
 
         if (info->seq_aft_nl_num[dir] < NUM_SEQ_TO_REMEMBER) {
                 info->seq_aft_nl[dir][info->seq_aft_nl_num[dir]++] = nl_seq;
-        } else if (oldest != NUM_SEQ_TO_REMEMBER &&
-                   after(nl_seq, info->seq_aft_nl[dir][oldest])) {
-                info->seq_aft_nl[dir][oldest] = nl_seq;
+        } else {
+                if (before(info->seq_aft_nl[dir][0], info->seq_aft_nl[dir][1]))
+                        oldest = 0;
+                else
+                        oldest = 1;
+
+                if (after(nl_seq, info->seq_aft_nl[dir][oldest]))
+                        info->seq_aft_nl[dir][oldest] = nl_seq;
         }
 }
 
diff --git a/net/netfilter/nf_conntrack_helper.c b/net/netfilter/nf_conntrack_helper.c
index 65c2a7bc3afc..4b1a56bd074c 100644
--- a/net/netfilter/nf_conntrack_helper.c
+++ b/net/netfilter/nf_conntrack_helper.c
@@ -192,7 +192,7 @@ static void __nf_conntrack_helper_unregister(struct nf_conntrack_helper *me,
         /* Get rid of expecteds, set helpers to NULL. */
         hlist_nulls_for_each_entry(h, nn, &net->ct.unconfirmed, hnnode)
                 unhelp(h, me);
-        for (i = 0; i < nf_conntrack_htable_size; i++) {
+        for (i = 0; i < net->ct.htable_size; i++) {
                 hlist_nulls_for_each_entry(h, nn, &net->ct.hash[i], hnnode)
                         unhelp(h, me);
         }
diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index 59d8064eb522..0ffe689dfe97 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -594,7 +594,7 @@ ctnetlink_dump_table(struct sk_buff *skb, struct netlink_callback *cb)
 
         rcu_read_lock();
         last = (struct nf_conn *)cb->args[1];
-        for (; cb->args[0] < nf_conntrack_htable_size; cb->args[0]++) {
+        for (; cb->args[0] < init_net.ct.htable_size; cb->args[0]++) {
 restart:
                 hlist_nulls_for_each_entry_rcu(h, n, &init_net.ct.hash[cb->args[0]],
                                          hnnode) {
@@ -1437,8 +1437,9 @@ ctnetlink_exp_dump_mask(struct sk_buff *skb,
         struct nlattr *nest_parms;
 
         memset(&m, 0xFF, sizeof(m));
-        m.src.u.all = mask->src.u.all;
         memcpy(&m.src.u3, &mask->src.u3, sizeof(m.src.u3));
+        m.src.u.all = mask->src.u.all;
+        m.dst.protonum = tuple->dst.protonum;
 
         nest_parms = nla_nest_start(skb, CTA_EXPECT_MASK | NLA_F_NESTED);
         if (!nest_parms)
diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c
index 4b572163784b..023966b569bf 100644
--- a/net/netfilter/nf_conntrack_sip.c
+++ b/net/netfilter/nf_conntrack_sip.c
@@ -376,7 +376,7 @@ int ct_sip_get_header(const struct nf_conn *ct, const char *dptr,
                         dptr += hdr->len;
                 else if (hdr->cname && limit - dptr >= hdr->clen + 1 &&
                          strnicmp(dptr, hdr->cname, hdr->clen) == 0 &&
-                         !isalpha(*(dptr + hdr->clen + 1)))
+                         !isalpha(*(dptr + hdr->clen)))
                         dptr += hdr->clen;
                 else
                         continue;
diff --git a/net/netfilter/nf_conntrack_standalone.c b/net/netfilter/nf_conntrack_standalone.c
index 028aba667ef7..e310f1561bb2 100644
--- a/net/netfilter/nf_conntrack_standalone.c
+++ b/net/netfilter/nf_conntrack_standalone.c
@@ -51,7 +51,7 @@ static struct hlist_nulls_node *ct_get_first(struct seq_file *seq)
         struct hlist_nulls_node *n;
 
         for (st->bucket = 0;
-             st->bucket < nf_conntrack_htable_size;
+             st->bucket < net->ct.htable_size;
              st->bucket++) {
                 n = rcu_dereference(net->ct.hash[st->bucket].first);
                 if (!is_a_nulls(n))
@@ -69,7 +69,7 @@ static struct hlist_nulls_node *ct_get_next(struct seq_file *seq,
         head = rcu_dereference(head->next);
         while (is_a_nulls(head)) {
                 if (likely(get_nulls_value(head) == st->bucket)) {
-                        if (++st->bucket >= nf_conntrack_htable_size)
+                        if (++st->bucket >= net->ct.htable_size)
                                 return NULL;
                 }
                 head = rcu_dereference(net->ct.hash[st->bucket].first);
@@ -355,7 +355,7 @@ static ctl_table nf_ct_sysctl_table[] = {
         },
         {
                 .procname       = "nf_conntrack_buckets",
-                .data           = &nf_conntrack_htable_size,
+                .data           = &init_net.ct.htable_size,
                 .maxlen         = sizeof(unsigned int),
                 .mode           = 0444,
                 .proc_handler   = proc_dointvec,
@@ -421,6 +421,7 @@ static int nf_conntrack_standalone_init_sysctl(struct net *net)
                 goto out_kmemdup;
 
         table[1].data = &net->ct.count;
+        table[2].data = &net->ct.htable_size;
         table[3].data = &net->ct.sysctl_checksum;
         table[4].data = &net->ct.sysctl_log_invalid;
 
diff --git a/net/netfilter/xt_recent.c b/net/netfilter/xt_recent.c
index eb0ceb846527..fc70a49c0afd 100644
--- a/net/netfilter/xt_recent.c
+++ b/net/netfilter/xt_recent.c
@@ -482,8 +482,7 @@ static ssize_t recent_old_proc_write(struct file *file,
         if (copy_from_user(buf, input, size))
                 return -EFAULT;
 
-        while (isspace(*c))
-                c++;
+        c = skip_spaces(c);
 
         if (size - (c - buf) < 5)
                 return c - buf;
diff --git a/net/netlabel/netlabel_domainhash.c b/net/netlabel/netlabel_domainhash.c
index 7a10bbe02c13..c5d9f97ef217 100644
--- a/net/netlabel/netlabel_domainhash.c
+++ b/net/netlabel/netlabel_domainhash.c
@@ -682,7 +682,7 @@ struct netlbl_domaddr6_map *netlbl_domhsh_getentry_af6(const char *domain,
  * buckets and @skip_chain entries.  For each entry in the table call
  * @callback, if @callback returns a negative value stop 'walking' through the
  * table and return.  Updates the values in @skip_bkt and @skip_chain on
- * return.  Returns zero on succcess, negative values on failure.
+ * return.  Returns zero on success, negative values on failure.
  *
  */
 int netlbl_domhsh_walk(u32 *skip_bkt,
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index a4957bf2ca60..4c5972ba8c78 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -455,9 +455,14 @@ static int netlink_create(struct net *net, struct socket *sock, int protocol,
         if (nl_table[protocol].registered &&
             try_module_get(nl_table[protocol].module))
                 module = nl_table[protocol].module;
+        else
+                err = -EPROTONOSUPPORT;
         cb_mutex = nl_table[protocol].cb_mutex;
         netlink_unlock_table();
 
+        if (err < 0)
+                goto out;
+
         err = __netlink_create(net, sock, cb_mutex, protocol);
         if (err < 0)
                 goto out_module;
diff --git a/net/netrom/nr_route.c b/net/netrom/nr_route.c
index aacba76070fc..e2e2d33cafdf 100644
--- a/net/netrom/nr_route.c
+++ b/net/netrom/nr_route.c
@@ -843,12 +843,13 @@ int nr_route_frame(struct sk_buff *skb, ax25_cb *ax25)
         dptr  = skb_push(skb, 1);
         *dptr = AX25_P_NETROM;
 
-        ax25s = ax25_send_frame(skb, 256, (ax25_address *)dev->dev_addr, &nr_neigh->callsign, nr_neigh->digipeat, nr_neigh->dev);
-        if (nr_neigh->ax25 && ax25s) {
-                /* We were already holding this ax25_cb */
+        ax25s = nr_neigh->ax25;
+        nr_neigh->ax25 = ax25_send_frame(skb, 256,
+                                         (ax25_address *)dev->dev_addr,
+                                         &nr_neigh->callsign,
+                                         nr_neigh->digipeat, nr_neigh->dev);
+        if (ax25s)
                 ax25_cb_put(ax25s);
-        }
-        nr_neigh->ax25 = ax25s;
 
         dev_put(dev);
         ret = (nr_neigh->ax25 != NULL);
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 020562164b56..939471ef8d50 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -415,7 +415,7 @@ static int packet_sendmsg_spkt(struct kiocb *iocb, struct socket *sock,
 {
         struct sock *sk = sock->sk;
         struct sockaddr_pkt *saddr = (struct sockaddr_pkt *)msg->msg_name;
-        struct sk_buff *skb;
+        struct sk_buff *skb = NULL;
         struct net_device *dev;
         __be16 proto = 0;
         int err;
@@ -437,6 +437,7 @@ static int packet_sendmsg_spkt(struct kiocb *iocb, struct socket *sock,
          */
 
         saddr->spkt_device[13] = 0;
+retry:
         rcu_read_lock();
         dev = dev_get_by_name_rcu(sock_net(sk), saddr->spkt_device);
         err = -ENODEV;
@@ -456,58 +457,48 @@ static int packet_sendmsg_spkt(struct kiocb *iocb, struct socket *sock,
         if (len > dev->mtu + dev->hard_header_len)
                 goto out_unlock;
 
-        err = -ENOBUFS;
-        skb = sock_wmalloc(sk, len + LL_RESERVED_SPACE(dev), 0, GFP_KERNEL);
-
-        /*
-         * If the write buffer is full, then tough. At this level the user
-         * gets to deal with the problem - do your own algorithmic backoffs.
-         * That's far more flexible.
-         */
-
-        if (skb == NULL)
-                goto out_unlock;
-
-        /*
-         *      Fill it in
-         */
-
-        /* FIXME: Save some space for broken drivers that write a
-         * hard header at transmission time by themselves. PPP is the
-         * notable one here. This should really be fixed at the driver level.
-         */
-        skb_reserve(skb, LL_RESERVED_SPACE(dev));
-        skb_reset_network_header(skb);
-
-        /* Try to align data part correctly */
-        if (dev->header_ops) {
-                skb->data -= dev->hard_header_len;
-                skb->tail -= dev->hard_header_len;
-                if (len < dev->hard_header_len)
-                        skb_reset_network_header(skb);
+        if (!skb) {
+                size_t reserved = LL_RESERVED_SPACE(dev);
+                unsigned int hhlen = dev->header_ops ? dev->hard_header_len : 0;
+
+                rcu_read_unlock();
+                skb = sock_wmalloc(sk, len + reserved, 0, GFP_KERNEL);
+                if (skb == NULL)
+                        return -ENOBUFS;
+                /* FIXME: Save some space for broken drivers that write a hard
+                 * header at transmission time by themselves. PPP is the notable
+                 * one here. This should really be fixed at the driver level.
+                 */
+                skb_reserve(skb, reserved);
+                skb_reset_network_header(skb);
+
+                /* Try to align data part correctly */
+                if (hhlen) {
+                        skb->data -= hhlen;
+                        skb->tail -= hhlen;
+                        if (len < hhlen)
+                                skb_reset_network_header(skb);
+                }
+                err = memcpy_fromiovec(skb_put(skb, len), msg->msg_iov, len);
+                if (err)
+                        goto out_free;
+                goto retry;
         }
 
-        /* Returns -EFAULT on error */
-        err = memcpy_fromiovec(skb_put(skb, len), msg->msg_iov, len);
+
         skb->protocol = proto;
         skb->dev = dev;
         skb->priority = sk->sk_priority;
         skb->mark = sk->sk_mark;
-        if (err)
-                goto out_free;
-
-        /*
-         *      Now send it
-         */
 
         dev_queue_xmit(skb);
         rcu_read_unlock();
         return len;
 
-out_free:
-        kfree_skb(skb);
 out_unlock:
         rcu_read_unlock();
+out_free:
+        kfree_skb(skb);
         return err;
 }
 
@@ -517,7 +508,7 @@ static inline unsigned int run_filter(struct sk_buff *skb, struct sock *sk,
         struct sk_filter *filter;
 
         rcu_read_lock_bh();
-        filter = rcu_dereference(sk->sk_filter);
+        filter = rcu_dereference_bh(sk->sk_filter);
         if (filter != NULL)
                 res = sk_run_filter(skb, filter->insns, filter->len);
         rcu_read_unlock_bh();
@@ -1030,8 +1021,20 @@ static int tpacket_snd(struct packet_sock *po, struct msghdr *msg)
 
                 status = TP_STATUS_SEND_REQUEST;
                 err = dev_queue_xmit(skb);
-                if (unlikely(err > 0 && (err = net_xmit_errno(err)) != 0))
-                        goto out_xmit;
+                if (unlikely(err > 0)) {
+                        err = net_xmit_errno(err);
+                        if (err && __packet_get_status(po, ph) ==
+                                   TP_STATUS_AVAILABLE) {
+                                /* skb was destructed already */
+                                skb = NULL;
+                                goto out_status;
+                        }
+                        /*
+                         * skb was dropped but not destructed yet;
+                         * let's treat it like congestion or err < 0
+                         */
+                        err = 0;
+                }
                 packet_increment_head(&po->tx_ring);
                 len_sum += tp_len;
         } while (likely((ph != NULL) ||
@@ -1042,9 +1045,6 @@ static int tpacket_snd(struct packet_sock *po, struct msghdr *msg)
         err = len_sum;
         goto out_put;
 
-out_xmit:
-        skb->destructor = sock_wfree;
-        atomic_dec(&po->tx_ring.pending);
 out_status:
         __packet_set_status(po, ph, status);
         kfree_skb(skb);
diff --git a/net/rds/ib.c b/net/rds/ib.c
index 536ebe5d3f6b..3b8992361042 100644
--- a/net/rds/ib.c
+++ b/net/rds/ib.c
@@ -182,8 +182,8 @@ static int rds_ib_conn_info_visitor(struct rds_connection *conn,
                 ic = conn->c_transport_data;
                 dev_addr = &ic->i_cm_id->route.addr.dev_addr;
 
-                ib_addr_get_sgid(dev_addr, (union ib_gid *) &iinfo->src_gid);
-                ib_addr_get_dgid(dev_addr, (union ib_gid *) &iinfo->dst_gid);
+                rdma_addr_get_sgid(dev_addr, (union ib_gid *) &iinfo->src_gid);
+                rdma_addr_get_dgid(dev_addr, (union ib_gid *) &iinfo->dst_gid);
 
                 rds_ibdev = ib_get_client_data(ic->i_cm_id->device, &rds_ib_client);
                 iinfo->max_send_wr = ic->i_send_ring.w_nr;
diff --git a/net/rds/iw.c b/net/rds/iw.c
index db224f7c2937..b28fa8525b24 100644
--- a/net/rds/iw.c
+++ b/net/rds/iw.c
@@ -184,8 +184,8 @@ static int rds_iw_conn_info_visitor(struct rds_connection *conn,
                 ic = conn->c_transport_data;
                 dev_addr = &ic->i_cm_id->route.addr.dev_addr;
 
-                ib_addr_get_sgid(dev_addr, (union ib_gid *) &iinfo->src_gid);
-                ib_addr_get_dgid(dev_addr, (union ib_gid *) &iinfo->dst_gid);
+                rdma_addr_get_sgid(dev_addr, (union ib_gid *) &iinfo->src_gid);
+                rdma_addr_get_dgid(dev_addr, (union ib_gid *) &iinfo->dst_gid);
 
                 rds_iwdev = ib_get_client_data(ic->i_cm_id->device, &rds_iw_client);
                 iinfo->max_send_wr = ic->i_send_ring.w_nr;
diff --git a/net/rfkill/core.c b/net/rfkill/core.c
index 448e5a0fcc2e..c218e07e5caf 100644
--- a/net/rfkill/core.c
+++ b/net/rfkill/core.c
@@ -579,6 +579,8 @@ static ssize_t rfkill_name_show(struct device *dev,
 
 static const char *rfkill_get_type_str(enum rfkill_type type)
 {
+        BUILD_BUG_ON(NUM_RFKILL_TYPES != RFKILL_TYPE_FM + 1);
+
         switch (type) {
         case RFKILL_TYPE_WLAN:
                 return "wlan";
@@ -597,8 +599,6 @@ static const char *rfkill_get_type_str(enum rfkill_type type)
         default:
                 BUG();
         }
-
-        BUILD_BUG_ON(NUM_RFKILL_TYPES != RFKILL_TYPE_FM + 1);
 }
 
 static ssize_t rfkill_type_show(struct device *dev,
diff --git a/net/rose/rose_link.c b/net/rose/rose_link.c
index bd86a63960ce..5ef5f6988a2e 100644
--- a/net/rose/rose_link.c
+++ b/net/rose/rose_link.c
@@ -101,13 +101,17 @@ static void rose_t0timer_expiry(unsigned long param)
 static int rose_send_frame(struct sk_buff *skb, struct rose_neigh *neigh)
 {
         ax25_address *rose_call;
+        ax25_cb *ax25s;
 
         if (ax25cmp(&rose_callsign, &null_ax25_address) == 0)
                 rose_call = (ax25_address *)neigh->dev->dev_addr;
         else
                 rose_call = &rose_callsign;
 
+        ax25s = neigh->ax25;
         neigh->ax25 = ax25_send_frame(skb, 260, rose_call, &neigh->callsign, neigh->digipeat, neigh->dev);
+        if (ax25s)
+                ax25_cb_put(ax25s);
 
         return (neigh->ax25 != NULL);
 }
@@ -120,13 +124,17 @@ static int rose_send_frame(struct sk_buff *skb, struct rose_neigh *neigh)
 static int rose_link_up(struct rose_neigh *neigh)
 {
         ax25_address *rose_call;
+        ax25_cb *ax25s;
 
         if (ax25cmp(&rose_callsign, &null_ax25_address) == 0)
                 rose_call = (ax25_address *)neigh->dev->dev_addr;
         else
                 rose_call = &rose_callsign;
 
+        ax25s = neigh->ax25;
         neigh->ax25 = ax25_find_cb(rose_call, &neigh->callsign, neigh->digipeat, neigh->dev);
+        if (ax25s)
+                ax25_cb_put(ax25s);
 
         return (neigh->ax25 != NULL);
 }
diff --git a/net/rose/rose_loopback.c b/net/rose/rose_loopback.c
index 114df6eec8c3..968e8bac1b5d 100644
--- a/net/rose/rose_loopback.c
+++ b/net/rose/rose_loopback.c
@@ -75,7 +75,7 @@ static void rose_loopback_timer(unsigned long param)
                 lci_i     = ((skb->data[0] << 8) & 0xF00) + ((skb->data[1] << 0) & 0x0FF);
                 frametype = skb->data[2];
                 dest      = (rose_address *)(skb->data + 4);
-                lci_o     = 0xFFF - lci_i;
+                lci_o     = ROSE_DEFAULT_MAXVC + 1 - lci_i;
 
                 skb_reset_transport_header(skb);
 
diff --git a/net/rose/rose_route.c b/net/rose/rose_route.c
index 795c4b025e31..70a0b3b4b4d2 100644
--- a/net/rose/rose_route.c
+++ b/net/rose/rose_route.c
@@ -235,6 +235,8 @@ static void rose_remove_neigh(struct rose_neigh *rose_neigh)
 
         if ((s = rose_neigh_list) == rose_neigh) {
                 rose_neigh_list = rose_neigh->next;
+                if (rose_neigh->ax25)
+                        ax25_cb_put(rose_neigh->ax25);
                 kfree(rose_neigh->digipeat);
                 kfree(rose_neigh);
                 return;
@@ -243,6 +245,8 @@ static void rose_remove_neigh(struct rose_neigh *rose_neigh)
         while (s != NULL && s->next != NULL) {
                 if (s->next == rose_neigh) {
                         s->next = rose_neigh->next;
+                        if (rose_neigh->ax25)
+                                ax25_cb_put(rose_neigh->ax25);
                         kfree(rose_neigh->digipeat);
                         kfree(rose_neigh);
                         return;
@@ -812,6 +816,7 @@ void rose_link_failed(ax25_cb *ax25, int reason)
 
         if (rose_neigh != NULL) {
                 rose_neigh->ax25 = NULL;
+                ax25_cb_put(ax25);
 
                 rose_del_route_by_neigh(rose_neigh);
                 rose_kill_by_neigh(rose_neigh);
diff --git a/net/sched/Kconfig b/net/sched/Kconfig
index 929218a47620..21f9c7678aa3 100644
--- a/net/sched/Kconfig
+++ b/net/sched/Kconfig
@@ -433,7 +433,7 @@ config NET_ACT_POLICE
           module.
 
           To compile this code as a module, choose M here: the
-          module will be called police.
+          module will be called act_police.
 
 config NET_ACT_GACT
         tristate "Generic actions"
@@ -443,7 +443,7 @@ config NET_ACT_GACT
           accepting packets.
 
           To compile this code as a module, choose M here: the
-          module will be called gact.
+          module will be called act_gact.
 
 config GACT_PROB
         bool "Probability support"
@@ -459,7 +459,7 @@ config NET_ACT_MIRRED
           other devices.
 
           To compile this code as a module, choose M here: the
-          module will be called mirred.
+          module will be called act_mirred.
 
 config NET_ACT_IPT
         tristate "IPtables targets"
@@ -469,7 +469,7 @@ config NET_ACT_IPT
           classification.
 
           To compile this code as a module, choose M here: the
-          module will be called ipt.
+          module will be called act_ipt.
 
 config NET_ACT_NAT
         tristate "Stateless NAT"
@@ -479,7 +479,7 @@ config NET_ACT_NAT
           netfilter for NAT unless you know what you are doing.
 
           To compile this code as a module, choose M here: the
-          module will be called nat.
+          module will be called act_nat.
 
 config NET_ACT_PEDIT
         tristate "Packet Editing"
@@ -488,7 +488,7 @@ config NET_ACT_PEDIT
           Say Y here if you want to mangle the content of packets.
 
           To compile this code as a module, choose M here: the
-          module will be called pedit.
+          module will be called act_pedit.
 
 config NET_ACT_SIMP
         tristate "Simple Example (Debug)"
@@ -502,7 +502,7 @@ config NET_ACT_SIMP
           If unsure, say N.
 
           To compile this code as a module, choose M here: the
-          module will be called simple.
+          module will be called act_simple.
 
 config NET_ACT_SKBEDIT
         tristate "SKB Editing"
@@ -513,7 +513,7 @@ config NET_ACT_SKBEDIT
           If unsure, say N.
 
           To compile this code as a module, choose M here: the
-          module will be called skbedit.
+          module will be called act_skbedit.
 
 config NET_CLS_IND
         bool "Incoming device classification"
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index 2a740035aa6b..64f5e328cee9 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -598,7 +598,7 @@ int tcf_action_copy_stats(struct sk_buff *skb, struct tc_action *a,
                 goto errout;
 
         /* compat_mode being true specifies a call that is supposed
-         * to add additional backward compatiblity statistic TLVs.
+         * to add additional backward compatibility statistic TLVs.
          */
         if (compat_mode) {
                 if (a->type == TCA_OLD_COMPAT)
diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index d771cc1b777a..4e4ca65cd320 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -717,7 +717,7 @@ static void sctp_cmd_new_state(sctp_cmd_seq_t *cmds,
 
         if (sctp_style(sk, TCP)) {
                 /* Change the sk->sk_state of a TCP-style socket that has
-                 * sucessfully completed a connect() call.
+                 * successfully completed a connect() call.
                  */
                 if (sctp_state(asoc, ESTABLISHED) && sctp_sstate(sk, CLOSED))
                         sk->sk_state = SCTP_SS_ESTABLISHED;
diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
index 1ef9de9bbae9..47bc20d3a85b 100644
--- a/net/sctp/sm_statefuns.c
+++ b/net/sctp/sm_statefuns.c
@@ -3577,7 +3577,7 @@ sctp_disposition_t sctp_sf_do_asconf(const struct sctp_endpoint *ep,
          * To do this properly, we'll set the destination address of the chunk
          * and at the transmit time, will try look up the transport to use.
          * Since ASCONFs may be bundled, the correct transport may not be
-         * created untill we process the entire packet, thus this workaround.
+         * created until we process the entire packet, thus this workaround.
          */
         asconf_ack->dest = chunk->source;
         sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(asconf_ack));
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 89ab66e54740..67fdac9d2d33 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -2087,8 +2087,7 @@ static int sctp_setsockopt_autoclose(struct sock *sk, char __user *optval,
         if (copy_from_user(&sp->autoclose, optval, optlen))
                 return -EFAULT;
         /* make sure it won't exceed MAX_SCHEDULE_TIMEOUT */
-        if (sp->autoclose > (MAX_SCHEDULE_TIMEOUT / HZ) )
-                sp->autoclose = (__u32)(MAX_SCHEDULE_TIMEOUT / HZ) ;
+        sp->autoclose = min_t(long, sp->autoclose, MAX_SCHEDULE_TIMEOUT / HZ);
 
         return 0;
 }
diff --git a/net/socket.c b/net/socket.c
index b94c3dd71015..769c386bd428 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -312,18 +312,6 @@ static struct file_system_type sock_fs_type = {
         .kill_sb =      kill_anon_super,
 };
 
-static int sockfs_delete_dentry(struct dentry *dentry)
-{
-        /*
-         * At creation time, we pretended this dentry was hashed
-         * (by clearing DCACHE_UNHASHED bit in d_flags)
-         * At delete time, we restore the truth : not hashed.
-         * (so that dput() can proceed correctly)
-         */
-        dentry->d_flags |= DCACHE_UNHASHED;
-        return 0;
-}
-
 /*
  * sockfs_dname() is called from d_path().
  */
@@ -334,7 +322,6 @@ static char *sockfs_dname(struct dentry *dentry, char *buffer, int buflen)
 }
 
 static const struct dentry_operations sockfs_dentry_operations = {
-        .d_delete = sockfs_delete_dentry,
         .d_dname  = sockfs_dname,
 };
 
@@ -355,68 +342,55 @@ static const struct dentry_operations sockfs_dentry_operations = {
  *      but we take care of internal coherence yet.
  */
 
-static int sock_alloc_fd(struct file **filep, int flags)
+static int sock_alloc_file(struct socket *sock, struct file **f, int flags)
 {
+        struct qstr name = { .name = "" };
+        struct path path;
+        struct file *file;
         int fd;
 
         fd = get_unused_fd_flags(flags);
-        if (likely(fd >= 0)) {
-                struct file *file = get_empty_filp();
-
-                *filep = file;
-                if (unlikely(!file)) {
-                        put_unused_fd(fd);
-                        return -ENFILE;
-                }
-        } else
-                *filep = NULL;
-        return fd;
-}
-
-static int sock_attach_fd(struct socket *sock, struct file *file, int flags)
-{
-        struct dentry *dentry;
-        struct qstr name = { .name = "" };
+        if (unlikely(fd < 0))
+                return fd;
 
-        dentry = d_alloc(sock_mnt->mnt_sb->s_root, &name);
-        if (unlikely(!dentry))
+        path.dentry = d_alloc(sock_mnt->mnt_sb->s_root, &name);
+        if (unlikely(!path.dentry)) {
+                put_unused_fd(fd);
                 return -ENOMEM;
+        }
+        path.mnt = mntget(sock_mnt);
 
-        dentry->d_op = &sockfs_dentry_operations;
-        /*
-         * We dont want to push this dentry into global dentry hash table.
-         * We pretend dentry is already hashed, by unsetting DCACHE_UNHASHED
-         * This permits a working /proc/$pid/fd/XXX on sockets
-         */
-        dentry->d_flags &= ~DCACHE_UNHASHED;
-        d_instantiate(dentry, SOCK_INODE(sock));
+        path.dentry->d_op = &sockfs_dentry_operations;
+        d_instantiate(path.dentry, SOCK_INODE(sock));
+        SOCK_INODE(sock)->i_fop = &socket_file_ops;
 
-        sock->file = file;
-        init_file(file, sock_mnt, dentry, FMODE_READ | FMODE_WRITE,
+        file = alloc_file(&path, FMODE_READ | FMODE_WRITE,
                   &socket_file_ops);
-        SOCK_INODE(sock)->i_fop = &socket_file_ops;
+        if (unlikely(!file)) {
+                /* drop dentry, keep inode */
+                atomic_inc(&path.dentry->d_inode->i_count);
+                path_put(&path);
+                put_unused_fd(fd);
+                return -ENFILE;
+        }
+
+        sock->file = file;
         file->f_flags = O_RDWR | (flags & O_NONBLOCK);
         file->f_pos = 0;
         file->private_data = sock;
 
-        return 0;
+        *f = file;
+        return fd;
 }
 
 int sock_map_fd(struct socket *sock, int flags)
 {
         struct file *newfile;
-        int fd = sock_alloc_fd(&newfile, flags);
+        int fd = sock_alloc_file(sock, &newfile, flags);
 
-        if (likely(fd >= 0)) {
-                int err = sock_attach_fd(sock, newfile, flags);
-
-                if (unlikely(err < 0)) {
-                        put_filp(newfile);
-                        put_unused_fd(fd);
-                        return err;
-                }
+        if (likely(fd >= 0))
                 fd_install(fd, newfile);
-        }
+
         return fd;
 }
 
@@ -1390,29 +1364,19 @@ SYSCALL_DEFINE4(socketpair, int, family, int, type, int, protocol,
         if (err < 0)
                 goto out_release_both;
 
-        fd1 = sock_alloc_fd(&newfile1, flags & O_CLOEXEC);
+        fd1 = sock_alloc_file(sock1, &newfile1, flags);
         if (unlikely(fd1 < 0)) {
                 err = fd1;
                 goto out_release_both;
         }
 
-        fd2 = sock_alloc_fd(&newfile2, flags & O_CLOEXEC);
+        fd2 = sock_alloc_file(sock2, &newfile2, flags);
         if (unlikely(fd2 < 0)) {
                 err = fd2;
-                put_filp(newfile1);
-                put_unused_fd(fd1);
-                goto out_release_both;
-        }
-
-        err = sock_attach_fd(sock1, newfile1, flags & O_NONBLOCK);
-        if (unlikely(err < 0)) {
-                goto out_fd2;
-        }
-
-        err = sock_attach_fd(sock2, newfile2, flags & O_NONBLOCK);
-        if (unlikely(err < 0)) {
                 fput(newfile1);
-                goto out_fd1;
+                put_unused_fd(fd1);
+                sock_release(sock2);
+                goto out;
         }
 
         audit_fd_pair(fd1, fd2);
@@ -1438,16 +1402,6 @@ out_release_1:
         sock_release(sock1);
 out:
         return err;
-
-out_fd2:
-        put_filp(newfile1);
-        sock_release(sock1);
-out_fd1:
-        put_filp(newfile2);
-        sock_release(sock2);
-        put_unused_fd(fd1);
-        put_unused_fd(fd2);
-        goto out;
 }
 
 /*
@@ -1551,17 +1505,13 @@ SYSCALL_DEFINE4(accept4, int, fd, struct sockaddr __user *, upeer_sockaddr,
          */
         __module_get(newsock->ops->owner);
 
-        newfd = sock_alloc_fd(&newfile, flags & O_CLOEXEC);
+        newfd = sock_alloc_file(newsock, &newfile, flags);
         if (unlikely(newfd < 0)) {
                 err = newfd;
                 sock_release(newsock);
                 goto out_put;
         }
 
-        err = sock_attach_fd(newsock, newfile, flags & O_NONBLOCK);
-        if (err < 0)
-                goto out_fd_simple;
-
         err = security_socket_accept(sock, newsock);
         if (err)
                 goto out_fd;
@@ -1591,11 +1541,6 @@ out_put:
         fput_light(sock->file, fput_needed);
 out:
         return err;
-out_fd_simple:
-        sock_release(newsock);
-        put_filp(newfile);
-        put_unused_fd(newfd);
-        goto out_put;
 out_fd:
         fput(newfile);
         put_unused_fd(newfd);
diff --git a/net/sunrpc/addr.c b/net/sunrpc/addr.c
index c7450c8f0a7c..6dcdd2517819 100644
--- a/net/sunrpc/addr.c
+++ b/net/sunrpc/addr.c
@@ -55,16 +55,8 @@ static size_t rpc_ntop6_noscopeid(const struct sockaddr *sap,
 
         /*
          * RFC 4291, Section 2.2.1
-         *
-         * To keep the result as short as possible, especially
-         * since we don't shorthand, we don't want leading zeros
-         * in each halfword, so avoid %pI6.
          */
-        return snprintf(buf, buflen, "%x:%x:%x:%x:%x:%x:%x:%x",
-                ntohs(addr->s6_addr16[0]), ntohs(addr->s6_addr16[1]),
-                ntohs(addr->s6_addr16[2]), ntohs(addr->s6_addr16[3]),
-                ntohs(addr->s6_addr16[4]), ntohs(addr->s6_addr16[5]),
-                ntohs(addr->s6_addr16[6]), ntohs(addr->s6_addr16[7]));
+        return snprintf(buf, buflen, "%pI6c", addr);
 }
 
 static size_t rpc_ntop6(const struct sockaddr *sap,
diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c
index 7535a7bed2fa..f394fc190a49 100644
--- a/net/sunrpc/auth.c
+++ b/net/sunrpc/auth.c
@@ -123,16 +123,19 @@ rpcauth_unhash_cred_locked(struct rpc_cred *cred)
         clear_bit(RPCAUTH_CRED_HASHED, &cred->cr_flags);
 }
 
-static void
+static int
 rpcauth_unhash_cred(struct rpc_cred *cred)
 {
         spinlock_t *cache_lock;
+        int ret;
 
         cache_lock = &cred->cr_auth->au_credcache->lock;
         spin_lock(cache_lock);
-        if (atomic_read(&cred->cr_count) == 0)
+        ret = atomic_read(&cred->cr_count) == 0;
+        if (ret)
                 rpcauth_unhash_cred_locked(cred);
         spin_unlock(cache_lock);
+        return ret;
 }
 
 /*
@@ -446,31 +449,35 @@ void
 put_rpccred(struct rpc_cred *cred)
 {
         /* Fast path for unhashed credentials */
-        if (test_bit(RPCAUTH_CRED_HASHED, &cred->cr_flags) != 0)
-                goto need_lock;
-
-        if (!atomic_dec_and_test(&cred->cr_count))
+        if (test_bit(RPCAUTH_CRED_HASHED, &cred->cr_flags) == 0) {
+                if (atomic_dec_and_test(&cred->cr_count))
+                        cred->cr_ops->crdestroy(cred);
                 return;
-        goto out_destroy;
-need_lock:
+        }
+
         if (!atomic_dec_and_lock(&cred->cr_count, &rpc_credcache_lock))
                 return;
         if (!list_empty(&cred->cr_lru)) {
                 number_cred_unused--;
                 list_del_init(&cred->cr_lru);
         }
-        if (test_bit(RPCAUTH_CRED_UPTODATE, &cred->cr_flags) == 0)
-                rpcauth_unhash_cred(cred);
         if (test_bit(RPCAUTH_CRED_HASHED, &cred->cr_flags) != 0) {
-                cred->cr_expire = jiffies;
-                list_add_tail(&cred->cr_lru, &cred_unused);
-                number_cred_unused++;
-                spin_unlock(&rpc_credcache_lock);
-                return;
+                if (test_bit(RPCAUTH_CRED_UPTODATE, &cred->cr_flags) != 0) {
+                        cred->cr_expire = jiffies;
+                        list_add_tail(&cred->cr_lru, &cred_unused);
+                        number_cred_unused++;
+                        goto out_nodestroy;
+                }
+                if (!rpcauth_unhash_cred(cred)) {
+                        /* We were hashed and someone looked us up... */
+                        goto out_nodestroy;
+                }
         }
         spin_unlock(&rpc_credcache_lock);
-out_destroy:
         cred->cr_ops->crdestroy(cred);
+        return;
+out_nodestroy:
+        spin_unlock(&rpc_credcache_lock);
 }
 EXPORT_SYMBOL_GPL(put_rpccred);
 
diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c
index fc6a43ccd950..f7a7f8380e38 100644
--- a/net/sunrpc/auth_gss/auth_gss.c
+++ b/net/sunrpc/auth_gss/auth_gss.c
@@ -304,7 +304,7 @@ __gss_find_upcall(struct rpc_inode *rpci, uid_t uid)
  * to that upcall instead of adding the new upcall.
  */
 static inline struct gss_upcall_msg *
-gss_add_msg(struct gss_auth *gss_auth, struct gss_upcall_msg *gss_msg)
+gss_add_msg(struct gss_upcall_msg *gss_msg)
 {
         struct rpc_inode *rpci = gss_msg->inode;
         struct inode *inode = &rpci->vfs_inode;
@@ -445,7 +445,7 @@ gss_setup_upcall(struct rpc_clnt *clnt, struct gss_auth *gss_auth, struct rpc_cr
         gss_new = gss_alloc_msg(gss_auth, uid, clnt, gss_cred->gc_machine_cred);
         if (IS_ERR(gss_new))
                 return gss_new;
-        gss_msg = gss_add_msg(gss_auth, gss_new);
+        gss_msg = gss_add_msg(gss_new);
         if (gss_msg == gss_new) {
                 struct inode *inode = &gss_new->inode->vfs_inode;
                 int res = rpc_queue_upcall(inode, &gss_new->msg);
@@ -485,7 +485,7 @@ gss_refresh_upcall(struct rpc_task *task)
         dprintk("RPC: %5u gss_refresh_upcall for uid %u\n", task->tk_pid,
                                                                 cred->cr_uid);
         gss_msg = gss_setup_upcall(task->tk_client, gss_auth, cred);
-        if (IS_ERR(gss_msg) == -EAGAIN) {
+        if (PTR_ERR(gss_msg) == -EAGAIN) {
                 /* XXX: warning on the first, under the assumption we
                  * shouldn't normally hit this case on a refresh. */
                 warn_gssd();
@@ -644,7 +644,22 @@ gss_pipe_downcall(struct file *filp, const char __user *src, size_t mlen)
         p = gss_fill_context(p, end, ctx, gss_msg->auth->mech);
         if (IS_ERR(p)) {
                 err = PTR_ERR(p);
-                gss_msg->msg.errno = (err == -EAGAIN) ? -EAGAIN : -EACCES;
+                switch (err) {
+                case -EACCES:
+                        gss_msg->msg.errno = err;
+                        err = mlen;
+                        break;
+                case -EFAULT:
+                case -ENOMEM:
+                case -EINVAL:
+                case -ENOSYS:
+                        gss_msg->msg.errno = -EAGAIN;
+                        break;
+                default:
+                        printk(KERN_CRIT "%s: bad return from "
+                                "gss_fill_context: %zd\n", __func__, err);
+                        BUG();
+                }
                 goto err_release_msg;
         }
         gss_msg->ctx = gss_get_ctx(ctx);
diff --git a/net/sunrpc/auth_gss/gss_krb5_mech.c b/net/sunrpc/auth_gss/gss_krb5_mech.c
index ef45eba22485..2deb0ed72ff4 100644
--- a/net/sunrpc/auth_gss/gss_krb5_mech.c
+++ b/net/sunrpc/auth_gss/gss_krb5_mech.c
@@ -131,8 +131,10 @@ gss_import_sec_context_kerberos(const void *p,
         struct  krb5_ctx *ctx;
         int tmp;
 
-        if (!(ctx = kzalloc(sizeof(*ctx), GFP_NOFS)))
+        if (!(ctx = kzalloc(sizeof(*ctx), GFP_NOFS))) {
+                p = ERR_PTR(-ENOMEM);
                 goto out_err;
+        }
 
         p = simple_get_bytes(p, end, &ctx->initiate, sizeof(ctx->initiate));
         if (IS_ERR(p))
diff --git a/net/sunrpc/auth_gss/gss_mech_switch.c b/net/sunrpc/auth_gss/gss_mech_switch.c
index 6efbb0cd3c7c..76e4c6f4ac3c 100644
--- a/net/sunrpc/auth_gss/gss_mech_switch.c
+++ b/net/sunrpc/auth_gss/gss_mech_switch.c
@@ -252,7 +252,7 @@ gss_import_sec_context(const void *input_token, size_t bufsize,
                        struct gss_ctx           **ctx_id)
 {
         if (!(*ctx_id = kzalloc(sizeof(**ctx_id), GFP_KERNEL)))
-                return GSS_S_FAILURE;
+                return -ENOMEM;
         (*ctx_id)->mech_type = gss_mech_get(mech);
 
         return mech->gm_ops
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 38829e20500b..154034b675bd 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -79,7 +79,7 @@ static void	call_connect_status(struct rpc_task *task);
 
 static __be32   *rpc_encode_header(struct rpc_task *task);
 static __be32   *rpc_verify_header(struct rpc_task *task);
-static int      rpc_ping(struct rpc_clnt *clnt, int flags);
+static int      rpc_ping(struct rpc_clnt *clnt);
 
 static void rpc_register_client(struct rpc_clnt *clnt)
 {
@@ -340,7 +340,7 @@ struct rpc_clnt *rpc_create(struct rpc_create_args *args)
                 return clnt;
 
         if (!(args->flags & RPC_CLNT_CREATE_NOPING)) {
-                int err = rpc_ping(clnt, RPC_TASK_SOFT);
+                int err = rpc_ping(clnt);
                 if (err != 0) {
                         rpc_shutdown_client(clnt);
                         return ERR_PTR(err);
@@ -528,7 +528,7 @@ struct rpc_clnt *rpc_bind_new_program(struct rpc_clnt *old,
         clnt->cl_prog     = program->number;
         clnt->cl_vers     = version->number;
         clnt->cl_stats    = program->stats;
-        err = rpc_ping(clnt, RPC_TASK_SOFT);
+        err = rpc_ping(clnt);
         if (err != 0) {
                 rpc_shutdown_client(clnt);
                 clnt = ERR_PTR(err);
@@ -1060,7 +1060,7 @@ call_bind_status(struct rpc_task *task)
                 goto retry_timeout;
         case -EPFNOSUPPORT:
                 /* server doesn't support any rpcbind version we know of */
-                dprintk("RPC: %5u remote rpcbind service unavailable\n",
+                dprintk("RPC: %5u unrecognized remote rpcbind service\n",
                                 task->tk_pid);
                 break;
         case -EPROTONOSUPPORT:
@@ -1069,6 +1069,21 @@ call_bind_status(struct rpc_task *task)
                 task->tk_status = 0;
                 task->tk_action = call_bind;
                 return;
+        case -ECONNREFUSED:             /* connection problems */
+        case -ECONNRESET:
+        case -ENOTCONN:
+        case -EHOSTDOWN:
+        case -EHOSTUNREACH:
+        case -ENETUNREACH:
+        case -EPIPE:
+                dprintk("RPC: %5u remote rpcbind unreachable: %d\n",
+                                task->tk_pid, task->tk_status);
+                if (!RPC_IS_SOFTCONN(task)) {
+                        rpc_delay(task, 5*HZ);
+                        goto retry_timeout;
+                }
+                status = task->tk_status;
+                break;
         default:
                 dprintk("RPC: %5u unrecognized rpcbind error (%d)\n",
                                 task->tk_pid, -task->tk_status);
@@ -1180,11 +1195,25 @@ static void
 call_transmit_status(struct rpc_task *task)
 {
         task->tk_action = call_status;
+
+        /*
+         * Common case: success.  Force the compiler to put this
+         * test first.
+         */
+        if (task->tk_status == 0) {
+                xprt_end_transmit(task);
+                rpc_task_force_reencode(task);
+                return;
+        }
+
         switch (task->tk_status) {
         case -EAGAIN:
                 break;
         default:
+                dprint_status(task);
                 xprt_end_transmit(task);
+                rpc_task_force_reencode(task);
+                break;
                 /*
                  * Special cases: if we've been waiting on the
                  * socket's write_space() callback, or if the
@@ -1192,11 +1221,16 @@ call_transmit_status(struct rpc_task *task)
                  * then hold onto the transport lock.
                  */
         case -ECONNREFUSED:
-        case -ECONNRESET:
-        case -ENOTCONN:
         case -EHOSTDOWN:
         case -EHOSTUNREACH:
         case -ENETUNREACH:
+                if (RPC_IS_SOFTCONN(task)) {
+                        xprt_end_transmit(task);
+                        rpc_exit(task, task->tk_status);
+                        break;
+                }
+        case -ECONNRESET:
+        case -ENOTCONN:
         case -EPIPE:
                 rpc_task_force_reencode(task);
         }
@@ -1346,6 +1380,10 @@ call_timeout(struct rpc_task *task)
         dprintk("RPC: %5u call_timeout (major)\n", task->tk_pid);
         task->tk_timeouts++;
 
+        if (RPC_IS_SOFTCONN(task)) {
+                rpc_exit(task, -ETIMEDOUT);
+                return;
+        }
         if (RPC_IS_SOFT(task)) {
                 if (clnt->cl_chatty)
                         printk(KERN_NOTICE "%s: server %s not responding, timed out\n",
@@ -1675,14 +1713,14 @@ static struct rpc_procinfo rpcproc_null = {
         .p_decode = rpcproc_decode_null,
 };
 
-static int rpc_ping(struct rpc_clnt *clnt, int flags)
+static int rpc_ping(struct rpc_clnt *clnt)
 {
         struct rpc_message msg = {
                 .rpc_proc = &rpcproc_null,
         };
         int err;
         msg.rpc_cred = authnull_ops.lookup_cred(NULL, NULL, 0);
-        err = rpc_call_sync(clnt, &msg, flags);
+        err = rpc_call_sync(clnt, &msg, RPC_TASK_SOFT | RPC_TASK_SOFTCONN);
         put_rpccred(msg.rpc_cred);
         return err;
 }
diff --git a/net/sunrpc/rpcb_clnt.c b/net/sunrpc/rpcb_clnt.c
index 830faf4d9997..3e3772d8eb92 100644
--- a/net/sunrpc/rpcb_clnt.c
+++ b/net/sunrpc/rpcb_clnt.c
@@ -20,6 +20,7 @@
 #include <linux/in6.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>
+#include <linux/mutex.h>
 #include <net/ipv6.h>
 
 #include <linux/sunrpc/clnt.h>
@@ -110,6 +111,9 @@ static void			rpcb_getport_done(struct rpc_task *, void *);
 static void                     rpcb_map_release(void *data);
 static struct rpc_program       rpcb_program;
 
+static struct rpc_clnt *        rpcb_local_clnt;
+static struct rpc_clnt *        rpcb_local_clnt4;
+
 struct rpcbind_args {
         struct rpc_xprt *       r_xprt;
 
@@ -163,21 +167,60 @@ static const struct sockaddr_in rpcb_inaddr_loopback = {
         .sin_port               = htons(RPCBIND_PORT),
 };
 
-static struct rpc_clnt *rpcb_create_local(struct sockaddr *addr,
-                                          size_t addrlen, u32 version)
+static DEFINE_MUTEX(rpcb_create_local_mutex);
+
+/*
+ * Returns zero on success, otherwise a negative errno value
+ * is returned.
+ */
+static int rpcb_create_local(void)
 {
         struct rpc_create_args args = {
-                .protocol       = XPRT_TRANSPORT_UDP,
-                .address        = addr,
-                .addrsize       = addrlen,
+                .protocol       = XPRT_TRANSPORT_TCP,
+                .address        = (struct sockaddr *)&rpcb_inaddr_loopback,
+                .addrsize       = sizeof(rpcb_inaddr_loopback),
                 .servername     = "localhost",
                 .program        = &rpcb_program,
-                .version        = version,
+                .version        = RPCBVERS_2,
                 .authflavor     = RPC_AUTH_UNIX,
                 .flags          = RPC_CLNT_CREATE_NOPING,
         };
+        struct rpc_clnt *clnt, *clnt4;
+        int result = 0;
+
+        if (rpcb_local_clnt)
+                return result;
+
+        mutex_lock(&rpcb_create_local_mutex);
+        if (rpcb_local_clnt)
+                goto out;
+
+        clnt = rpc_create(&args);
+        if (IS_ERR(clnt)) {
+                dprintk("RPC:       failed to create local rpcbind "
+                                "client (errno %ld).\n", PTR_ERR(clnt));
+                result = -PTR_ERR(clnt);
+                goto out;
+        }
 
-        return rpc_create(&args);
+        /*
+         * This results in an RPC ping.  On systems running portmapper,
+         * the v4 ping will fail.  Proceed anyway, but disallow rpcb
+         * v4 upcalls.
+         */
+        clnt4 = rpc_bind_new_program(clnt, &rpcb_program, RPCBVERS_4);
+        if (IS_ERR(clnt4)) {
+                dprintk("RPC:       failed to create local rpcbind v4 "
+                                "cleint (errno %ld).\n", PTR_ERR(clnt4));
+                clnt4 = NULL;
+        }
+
+        rpcb_local_clnt = clnt;
+        rpcb_local_clnt4 = clnt4;
+
+out:
+        mutex_unlock(&rpcb_create_local_mutex);
+        return result;
 }
 
 static struct rpc_clnt *rpcb_create(char *hostname, struct sockaddr *srvaddr,
@@ -209,22 +252,13 @@ static struct rpc_clnt *rpcb_create(char *hostname, struct sockaddr *srvaddr,
         return rpc_create(&args);
 }
 
-static int rpcb_register_call(const u32 version, struct rpc_message *msg)
+static int rpcb_register_call(struct rpc_clnt *clnt, struct rpc_message *msg)
 {
-        struct sockaddr *addr = (struct sockaddr *)&rpcb_inaddr_loopback;
-        size_t addrlen = sizeof(rpcb_inaddr_loopback);
-        struct rpc_clnt *rpcb_clnt;
         int result, error = 0;
 
         msg->rpc_resp = &result;
 
-        rpcb_clnt = rpcb_create_local(addr, addrlen, version);
-        if (!IS_ERR(rpcb_clnt)) {
-                error = rpc_call_sync(rpcb_clnt, msg, 0);
-                rpc_shutdown_client(rpcb_clnt);
-        } else
-                error = PTR_ERR(rpcb_clnt);
-
+        error = rpc_call_sync(clnt, msg, RPC_TASK_SOFTCONN);
         if (error < 0) {
                 dprintk("RPC:       failed to contact local rpcbind "
                                 "server (errno %d).\n", -error);
@@ -279,6 +313,11 @@ int rpcb_register(u32 prog, u32 vers, int prot, unsigned short port)
         struct rpc_message msg = {
                 .rpc_argp       = &map,
         };
+        int error;
+
+        error = rpcb_create_local();
+        if (error)
+                return error;
 
         dprintk("RPC:       %sregistering (%u, %u, %d, %u) with local "
                         "rpcbind\n", (port ? "" : "un"),
@@ -288,7 +327,7 @@ int rpcb_register(u32 prog, u32 vers, int prot, unsigned short port)
         if (port)
                 msg.rpc_proc = &rpcb_procedures2[RPCBPROC_SET];
 
-        return rpcb_register_call(RPCBVERS_2, &msg);
+        return rpcb_register_call(rpcb_local_clnt, &msg);
 }
 
 /*
@@ -313,7 +352,7 @@ static int rpcb_register_inet4(const struct sockaddr *sap,
         if (port)
                 msg->rpc_proc = &rpcb_procedures4[RPCBPROC_SET];
 
-        result = rpcb_register_call(RPCBVERS_4, msg);
+        result = rpcb_register_call(rpcb_local_clnt4, msg);
         kfree(map->r_addr);
         return result;
 }
@@ -340,7 +379,7 @@ static int rpcb_register_inet6(const struct sockaddr *sap,
         if (port)
                 msg->rpc_proc = &rpcb_procedures4[RPCBPROC_SET];
 
-        result = rpcb_register_call(RPCBVERS_4, msg);
+        result = rpcb_register_call(rpcb_local_clnt4, msg);
         kfree(map->r_addr);
         return result;
 }
@@ -356,7 +395,7 @@ static int rpcb_unregister_all_protofamilies(struct rpc_message *msg)
         map->r_addr = "";
         msg->rpc_proc = &rpcb_procedures4[RPCBPROC_UNSET];
 
-        return rpcb_register_call(RPCBVERS_4, msg);
+        return rpcb_register_call(rpcb_local_clnt4, msg);
 }
 
 /**
@@ -414,6 +453,13 @@ int rpcb_v4_register(const u32 program, const u32 version,
         struct rpc_message msg = {
                 .rpc_argp       = &map,
         };
+        int error;
+
+        error = rpcb_create_local();
+        if (error)
+                return error;
+        if (rpcb_local_clnt4 == NULL)
+                return -EPROTONOSUPPORT;
 
         if (address == NULL)
                 return rpcb_unregister_all_protofamilies(&msg);
@@ -491,7 +537,7 @@ static struct rpc_task *rpcb_call_async(struct rpc_clnt *rpcb_clnt, struct rpcbi
                 .rpc_message = &msg,
                 .callback_ops = &rpcb_getport_ops,
                 .callback_data = map,
-                .flags = RPC_TASK_ASYNC,
+                .flags = RPC_TASK_ASYNC | RPC_TASK_SOFTCONN,
         };
 
         return rpc_run_task(&task_setup_data);
@@ -1027,3 +1073,15 @@ static struct rpc_program rpcb_program = {
         .version        = rpcb_version,
         .stats          = &rpcb_stats,
 };
+
+/**
+ * cleanup_rpcb_clnt - remove xprtsock's sysctls, unregister
+ *
+ */
+void cleanup_rpcb_clnt(void)
+{
+        if (rpcb_local_clnt4)
+                rpc_shutdown_client(rpcb_local_clnt4);
+        if (rpcb_local_clnt)
+                rpc_shutdown_client(rpcb_local_clnt);
+}
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index cef74ba0666c..aae6907fd546 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -210,6 +210,7 @@ void rpc_init_priority_wait_queue(struct rpc_wait_queue *queue, const char *qnam
 {
         __rpc_init_priority_wait_queue(queue, qname, RPC_NR_PRIORITY);
 }
+EXPORT_SYMBOL_GPL(rpc_init_priority_wait_queue);
 
 void rpc_init_wait_queue(struct rpc_wait_queue *queue, const char *qname)
 {
@@ -385,6 +386,20 @@ static void rpc_wake_up_task_queue_locked(struct rpc_wait_queue *queue, struct r
 }
 
 /*
+ * Tests whether rpc queue is empty
+ */
+int rpc_queue_empty(struct rpc_wait_queue *queue)
+{
+        int res;
+
+        spin_lock_bh(&queue->lock);
+        res = queue->qlen;
+        spin_unlock_bh(&queue->lock);
+        return (res == 0);
+}
+EXPORT_SYMBOL_GPL(rpc_queue_empty);
+
+/*
  * Wake up a task on a specific queue
  */
 void rpc_wake_up_queued_task(struct rpc_wait_queue *queue, struct rpc_task *task)
diff --git a/net/sunrpc/sunrpc_syms.c b/net/sunrpc/sunrpc_syms.c
index 8cce92189019..f438347d817b 100644
--- a/net/sunrpc/sunrpc_syms.c
+++ b/net/sunrpc/sunrpc_syms.c
@@ -24,6 +24,8 @@
 
 extern struct cache_detail ip_map_cache, unix_gid_cache;
 
+extern void cleanup_rpcb_clnt(void);
+
 static int __init
 init_sunrpc(void)
 {
@@ -53,6 +55,7 @@ out:
 static void __exit
 cleanup_sunrpc(void)
 {
+        cleanup_rpcb_clnt();
         rpcauth_remove_module();
         cleanup_socket_xprt();
         svc_cleanup_xprt_sock();
diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
index b845e2293dfe..7d1f9e928f69 100644
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -16,8 +16,6 @@
 
 #define RPCDBG_FACILITY RPCDBG_SVCXPRT
 
-#define SVC_MAX_WAKING 5
-
 static struct svc_deferred_req *svc_deferred_dequeue(struct svc_xprt *xprt);
 static int svc_deferred_recv(struct svc_rqst *rqstp);
 static struct cache_deferred_req *svc_defer(struct cache_req *req);
@@ -306,7 +304,6 @@ void svc_xprt_enqueue(struct svc_xprt *xprt)
         struct svc_pool *pool;
         struct svc_rqst *rqstp;
         int cpu;
-        int thread_avail;
 
         if (!(xprt->xpt_flags &
               ((1<<XPT_CONN)|(1<<XPT_DATA)|(1<<XPT_CLOSE)|(1<<XPT_DEFERRED))))
@@ -318,6 +315,12 @@ void svc_xprt_enqueue(struct svc_xprt *xprt)
 
         spin_lock_bh(&pool->sp_lock);
 
+        if (!list_empty(&pool->sp_threads) &&
+            !list_empty(&pool->sp_sockets))
+                printk(KERN_ERR
+                       "svc_xprt_enqueue: "
+                       "threads and transports both waiting??\n");
+
         if (test_bit(XPT_DEAD, &xprt->xpt_flags)) {
                 /* Don't enqueue dead transports */
                 dprintk("svc: transport %p is dead, not enqueued\n", xprt);
@@ -358,15 +361,7 @@ void svc_xprt_enqueue(struct svc_xprt *xprt)
         }
 
  process:
-        /* Work out whether threads are available */
-        thread_avail = !list_empty(&pool->sp_threads);  /* threads are asleep */
-        if (pool->sp_nwaking >= SVC_MAX_WAKING) {
-                /* too many threads are runnable and trying to wake up */
-                thread_avail = 0;
-                pool->sp_stats.overloads_avoided++;
-        }
-
-        if (thread_avail) {
+        if (!list_empty(&pool->sp_threads)) {
                 rqstp = list_entry(pool->sp_threads.next,
                                    struct svc_rqst,
                                    rq_list);
@@ -381,8 +376,6 @@ void svc_xprt_enqueue(struct svc_xprt *xprt)
                 svc_xprt_get(xprt);
                 rqstp->rq_reserved = serv->sv_max_mesg;
                 atomic_add(rqstp->rq_reserved, &xprt->xpt_reserved);
-                rqstp->rq_waking = 1;
-                pool->sp_nwaking++;
                 pool->sp_stats.threads_woken++;
                 BUG_ON(xprt->xpt_pool != pool);
                 wake_up(&rqstp->rq_wait);
@@ -651,11 +644,6 @@ int svc_recv(struct svc_rqst *rqstp, long timeout)
                 return -EINTR;
 
         spin_lock_bh(&pool->sp_lock);
-        if (rqstp->rq_waking) {
-                rqstp->rq_waking = 0;
-                pool->sp_nwaking--;
-                BUG_ON(pool->sp_nwaking < 0);
-        }
         xprt = svc_xprt_dequeue(pool);
         if (xprt) {
                 rqstp->rq_xprt = xprt;
@@ -711,7 +699,8 @@ int svc_recv(struct svc_rqst *rqstp, long timeout)
         spin_unlock_bh(&pool->sp_lock);
 
         len = 0;
-        if (test_bit(XPT_LISTENER, &xprt->xpt_flags)) {
+        if (test_bit(XPT_LISTENER, &xprt->xpt_flags) &&
+            !test_bit(XPT_CLOSE, &xprt->xpt_flags)) {
                 struct svc_xprt *newxpt;
                 newxpt = xprt->xpt_ops->xpo_accept(xprt);
                 if (newxpt) {
@@ -1204,16 +1193,15 @@ static int svc_pool_stats_show(struct seq_file *m, void *p)
         struct svc_pool *pool = p;
 
         if (p == SEQ_START_TOKEN) {
-                seq_puts(m, "# pool packets-arrived sockets-enqueued threads-woken overloads-avoided threads-timedout\n");
+                seq_puts(m, "# pool packets-arrived sockets-enqueued threads-woken threads-timedout\n");
                 return 0;
         }
 
-        seq_printf(m, "%u %lu %lu %lu %lu %lu\n",
+        seq_printf(m, "%u %lu %lu %lu %lu\n",
                 pool->sp_id,
                 pool->sp_stats.packets,
                 pool->sp_stats.sockets_queued,
                 pool->sp_stats.threads_woken,
-                pool->sp_stats.overloads_avoided,
                 pool->sp_stats.threads_timedout);
 
         return 0;
diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c
index 4a8f6558718a..d8c041114497 100644
--- a/net/sunrpc/svcauth_unix.c
+++ b/net/sunrpc/svcauth_unix.c
@@ -655,23 +655,25 @@ static struct unix_gid *unix_gid_lookup(uid_t uid)
                 return NULL;
 }
 
-static int unix_gid_find(uid_t uid, struct group_info **gip,
-                         struct svc_rqst *rqstp)
+static struct group_info *unix_gid_find(uid_t uid, struct svc_rqst *rqstp)
 {
-        struct unix_gid *ug = unix_gid_lookup(uid);
+        struct unix_gid *ug;
+        struct group_info *gi;
+        int ret;
+
+        ug = unix_gid_lookup(uid);
         if (!ug)
-                return -EAGAIN;
-        switch (cache_check(&unix_gid_cache, &ug->h, &rqstp->rq_chandle)) {
+                return ERR_PTR(-EAGAIN);
+        ret = cache_check(&unix_gid_cache, &ug->h, &rqstp->rq_chandle);
+        switch (ret) {
         case -ENOENT:
-                *gip = NULL;
-                return 0;
+                return ERR_PTR(-ENOENT);
         case 0:
-                *gip = ug->gi;
-                get_group_info(*gip);
+                gi = get_group_info(ug->gi);
                 cache_put(&ug->h, &unix_gid_cache);
-                return 0;
+                return gi;
         default:
-                return -EAGAIN;
+                return ERR_PTR(-EAGAIN);
         }
 }
 
@@ -681,6 +683,8 @@ svcauth_unix_set_client(struct svc_rqst *rqstp)
         struct sockaddr_in *sin;
         struct sockaddr_in6 *sin6, sin6_storage;
         struct ip_map *ipm;
+        struct group_info *gi;
+        struct svc_cred *cred = &rqstp->rq_cred;
 
         switch (rqstp->rq_addr.ss_family) {
         case AF_INET:
@@ -721,6 +725,17 @@ svcauth_unix_set_client(struct svc_rqst *rqstp)
                         ip_map_cached_put(rqstp, ipm);
                         break;
         }
+
+        gi = unix_gid_find(cred->cr_uid, rqstp);
+        switch (PTR_ERR(gi)) {
+        case -EAGAIN:
+                return SVC_DROP;
+        case -ENOENT:
+                break;
+        default:
+                put_group_info(cred->cr_group_info);
+                cred->cr_group_info = gi;
+        }
         return SVC_OK;
 }
 
@@ -817,19 +832,11 @@ svcauth_unix_accept(struct svc_rqst *rqstp, __be32 *authp)
         slen = svc_getnl(argv);                 /* gids length */
         if (slen > 16 || (len -= (slen + 2)*4) < 0)
                 goto badcred;
-        if (unix_gid_find(cred->cr_uid, &cred->cr_group_info, rqstp)
-            == -EAGAIN)
+        cred->cr_group_info = groups_alloc(slen);
+        if (cred->cr_group_info == NULL)
                 return SVC_DROP;
-        if (cred->cr_group_info == NULL) {
-                cred->cr_group_info = groups_alloc(slen);
-                if (cred->cr_group_info == NULL)
-                        return SVC_DROP;
-                for (i = 0; i < slen; i++)
-                        GROUP_AT(cred->cr_group_info, i) = svc_getnl(argv);
-        } else {
-                for (i = 0; i < slen ; i++)
-                        svc_getnl(argv);
-        }
+        for (i = 0; i < slen; i++)
+                GROUP_AT(cred->cr_group_info, i) = svc_getnl(argv);
         if (svc_getu32(argv) != htonl(RPC_AUTH_NULL) || svc_getu32(argv) != 0) {
                 *authp = rpc_autherr_badverf;
                 return SVC_DENIED;
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index fd46d42afa89..469de292c23c 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -700,6 +700,10 @@ void xprt_connect(struct rpc_task *task)
         }
         if (!xprt_lock_write(xprt, task))
                 return;
+
+        if (test_and_clear_bit(XPRT_CLOSE_WAIT, &xprt->state))
+                xprt->ops->close(xprt);
+
         if (xprt_connected(xprt))
                 xprt_release_write(xprt, task);
         else {
diff --git a/net/sunrpc/xprtrdma/svc_rdma_sendto.c b/net/sunrpc/xprtrdma/svc_rdma_sendto.c
index f11be72a1a80..b15e1ebb2bfa 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_sendto.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_sendto.c
@@ -54,7 +54,7 @@
  * Assumptions:
  * - head[0] is physically contiguous.
  * - tail[0] is physically contiguous.
- * - pages[] is not physically or virtually contigous and consists of
+ * - pages[] is not physically or virtually contiguous and consists of
  *   PAGE_SIZE elements.
  *
  * Output:
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 04732d09013e..3d739e5d15d8 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -2019,7 +2019,7 @@ static void xs_connect(struct rpc_task *task)
         if (xprt_test_and_set_connecting(xprt))
                 return;
 
-        if (transport->sock != NULL) {
+        if (transport->sock != NULL && !RPC_IS_SOFTCONN(task)) {
                 dprintk("RPC:       xs_connect delayed xprt %p for %lu "
                                 "seconds\n",
                                 xprt, xprt->reestablish_timeout / HZ);
diff --git a/net/wimax/op-reset.c b/net/wimax/op-reset.c
index ca269178c4d4..35f370091f4f 100644
--- a/net/wimax/op-reset.c
+++ b/net/wimax/op-reset.c
@@ -62,7 +62,7 @@
  * Called when wanting to reset the device for any reason. Device is
  * taken back to power on status.
  *
- * This call blocks; on succesful return, the device has completed the
+ * This call blocks; on successful return, the device has completed the
  * reset process and is ready to operate.
  */
 int wimax_reset(struct wimax_dev *wimax_dev)
diff --git a/net/wireless/core.c b/net/wireless/core.c
index c2a2c563d21a..92b812442488 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -745,9 +745,9 @@ static int cfg80211_netdev_notifier_call(struct notifier_block * nb,
                         mutex_unlock(&rdev->devlist_mtx);
                         dev_put(dev);
                 }
-#ifdef CONFIG_CFG80211_WEXT
                 cfg80211_lock_rdev(rdev);
                 mutex_lock(&rdev->devlist_mtx);
+#ifdef CONFIG_CFG80211_WEXT
                 wdev_lock(wdev);
                 switch (wdev->iftype) {
                 case NL80211_IFTYPE_ADHOC:
@@ -760,10 +760,10 @@ static int cfg80211_netdev_notifier_call(struct notifier_block * nb,
                         break;
                 }
                 wdev_unlock(wdev);
+#endif
                 rdev->opencount++;
                 mutex_unlock(&rdev->devlist_mtx);
                 cfg80211_unlock_rdev(rdev);
-#endif
                 break;
         case NETDEV_UNREGISTER:
                 /*
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index 1001db4912f7..82e6002c8d67 100644
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -93,7 +93,18 @@ void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len)
                         }
                 }
 
-                WARN_ON(!bss);
+                /*
+                 * We might be coming here because the driver reported
+                 * a successful association at the same time as the
+                 * user requested a deauth. In that case, we will have
+                 * removed the BSS from the auth_bsses list due to the
+                 * deauth request when the assoc response makes it. If
+                 * the two code paths acquire the lock the other way
+                 * around, that's just the standard situation of a
+                 * deauth being requested while connected.
+                 */
+                if (!bss)
+                        goto out;
         } else if (wdev->conn) {
                 cfg80211_sme_failed_assoc(wdev);
                 /*
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index c01470e7de15..7a0754c92df4 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -141,62 +141,35 @@ static const struct ieee80211_regdomain us_regdom = {
         .reg_rules = {
                 /* IEEE 802.11b/g, channels 1..11 */
                 REG_RULE(2412-10, 2462+10, 40, 6, 27, 0),
-                /* IEEE 802.11a, channel 36 */
-                REG_RULE(5180-10, 5180+10, 40, 6, 23, 0),
-                /* IEEE 802.11a, channel 40 */
-                REG_RULE(5200-10, 5200+10, 40, 6, 23, 0),
-                /* IEEE 802.11a, channel 44 */
-                REG_RULE(5220-10, 5220+10, 40, 6, 23, 0),
+                /* IEEE 802.11a, channel 36..48 */
+                REG_RULE(5180-10, 5240+10, 40, 6, 17, 0),
                 /* IEEE 802.11a, channels 48..64 */
-                REG_RULE(5240-10, 5320+10, 40, 6, 23, 0),
+                REG_RULE(5260-10, 5320+10, 40, 6, 20, NL80211_RRF_DFS),
+                /* IEEE 802.11a, channels 100..124 */
+                REG_RULE(5500-10, 5590+10, 40, 6, 20, NL80211_RRF_DFS),
+                /* IEEE 802.11a, channels 132..144 */
+                REG_RULE(5660-10, 5700+10, 40, 6, 20, NL80211_RRF_DFS),
                 /* IEEE 802.11a, channels 149..165, outdoor */
                 REG_RULE(5745-10, 5825+10, 40, 6, 30, 0),
         }
 };
 
 static const struct ieee80211_regdomain jp_regdom = {
-        .n_reg_rules = 3,
+        .n_reg_rules = 6,
         .alpha2 =  "JP",
         .reg_rules = {
-                /* IEEE 802.11b/g, channels 1..14 */
-                REG_RULE(2412-10, 2484+10, 40, 6, 20, 0),
-                /* IEEE 802.11a, channels 34..48 */
-                REG_RULE(5170-10, 5240+10, 40, 6, 20,
-                        NL80211_RRF_PASSIVE_SCAN),
+                /* IEEE 802.11b/g, channels 1..11 */
+                REG_RULE(2412-10, 2462+10, 40, 6, 20, 0),
+                /* IEEE 802.11b/g, channels 12..13 */
+                REG_RULE(2467-10, 2472+10, 20, 6, 20, 0),
+                /* IEEE 802.11b/g, channel 14 */
+                REG_RULE(2484-10, 2484+10, 20, 6, 20, NL80211_RRF_NO_OFDM),
+                /* IEEE 802.11a, channels 36..48 */
+                REG_RULE(5180-10, 5240+10, 40, 6, 20, 0),
                 /* IEEE 802.11a, channels 52..64 */
-                REG_RULE(5260-10, 5320+10, 40, 6, 20,
-                        NL80211_RRF_NO_IBSS |
-                        NL80211_RRF_DFS),
-        }
-};
-
-static const struct ieee80211_regdomain eu_regdom = {
-        .n_reg_rules = 6,
-        /*
-         * This alpha2 is bogus, we leave it here just for stupid
-         * backward compatibility
-         */
-        .alpha2 =  "EU",
-        .reg_rules = {
-                /* IEEE 802.11b/g, channels 1..13 */
-                REG_RULE(2412-10, 2472+10, 40, 6, 20, 0),
-                /* IEEE 802.11a, channel 36 */
-                REG_RULE(5180-10, 5180+10, 40, 6, 23,
-                        NL80211_RRF_PASSIVE_SCAN),
-                /* IEEE 802.11a, channel 40 */
-                REG_RULE(5200-10, 5200+10, 40, 6, 23,
-                        NL80211_RRF_PASSIVE_SCAN),
-                /* IEEE 802.11a, channel 44 */
-                REG_RULE(5220-10, 5220+10, 40, 6, 23,
-                        NL80211_RRF_PASSIVE_SCAN),
-                /* IEEE 802.11a, channels 48..64 */
-                REG_RULE(5240-10, 5320+10, 40, 6, 20,
-                        NL80211_RRF_NO_IBSS |
-                        NL80211_RRF_DFS),
-                /* IEEE 802.11a, channels 100..140 */
-                REG_RULE(5500-10, 5700+10, 40, 6, 30,
-                        NL80211_RRF_NO_IBSS |
-                        NL80211_RRF_DFS),
+                REG_RULE(5260-10, 5320+10, 40, 6, 20, NL80211_RRF_DFS),
+                /* IEEE 802.11a, channels 100..144 */
+                REG_RULE(5500-10, 5700+10, 40, 6, 23, NL80211_RRF_DFS),
         }
 };
 
@@ -206,15 +179,17 @@ static const struct ieee80211_regdomain *static_regdom(char *alpha2)
                 return &us_regdom;
         if (alpha2[0] == 'J' && alpha2[1] == 'P')
                 return &jp_regdom;
+        /* Use world roaming rules for "EU", since it was a pseudo
+           domain anyway... */
         if (alpha2[0] == 'E' && alpha2[1] == 'U')
-                return &eu_regdom;
-        /* Default, as per the old rules */
-        return &us_regdom;
+                return &world_regdom;
+        /* Default, world roaming rules */
+        return &world_regdom;
 }
 
 static bool is_old_static_regdom(const struct ieee80211_regdomain *rd)
 {
-        if (rd == &us_regdom || rd == &jp_regdom || rd == &eu_regdom)
+        if (rd == &us_regdom || rd == &jp_regdom || rd == &world_regdom)
                 return true;
         return false;
 }
@@ -1715,7 +1690,7 @@ int regulatory_hint_user(const char *alpha2)
         request->wiphy_idx = WIPHY_IDX_STALE;
         request->alpha2[0] = alpha2[0];
         request->alpha2[1] = alpha2[1];
-        request->initiator = NL80211_REGDOM_SET_BY_USER,
+        request->initiator = NL80211_REGDOM_SET_BY_USER;
 
         queue_regulatory_request(request);
 
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index 12dfa62aad18..0c2cbbebca95 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -601,7 +601,7 @@ int cfg80211_wext_siwscan(struct net_device *dev,
         struct cfg80211_registered_device *rdev;
         struct wiphy *wiphy;
         struct iw_scan_req *wreq = NULL;
-        struct cfg80211_scan_request *creq;
+        struct cfg80211_scan_request *creq = NULL;
         int i, err, n_channels = 0;
         enum ieee80211_band band;
 
@@ -694,8 +694,10 @@ int cfg80211_wext_siwscan(struct net_device *dev,
         /* translate "Scan for SSID" request */
         if (wreq) {
                 if (wrqu->data.flags & IW_SCAN_THIS_ESSID) {
-                        if (wreq->essid_len > IEEE80211_MAX_SSID_LEN)
-                                return -EINVAL;
+                        if (wreq->essid_len > IEEE80211_MAX_SSID_LEN) {
+                                err = -EINVAL;
+                                goto out;
+                        }
                         memcpy(creq->ssids[0].ssid, wreq->essid, wreq->essid_len);
                         creq->ssids[0].ssid_len = wreq->essid_len;
                 }
@@ -707,12 +709,15 @@ int cfg80211_wext_siwscan(struct net_device *dev,
         err = rdev->ops->scan(wiphy, dev, creq);
         if (err) {
                 rdev->scan_req = NULL;
-                kfree(creq);
+                /* creq will be freed below */
         } else {
                 nl80211_send_scan_start(rdev, dev);
+                /* creq now owned by driver */
+                creq = NULL;
                 dev_hold(dev);
         }
  out:
+        kfree(creq);
         cfg80211_unlock_rdev(rdev);
         return err;
 }
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index 2333d78187e4..dc0fc4989d54 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -655,6 +655,7 @@ void __cfg80211_disconnected(struct net_device *dev, const u8 *ie,
         memset(&wrqu, 0, sizeof(wrqu));
         wrqu.ap_addr.sa_family = ARPHRD_ETHER;
         wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL);
+        wdev->wext.connect.ssid_len = 0;
 #endif
 }
 
diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c
index 584eb4826e02..54face3d4424 100644
--- a/net/wireless/wext-compat.c
+++ b/net/wireless/wext-compat.c
@@ -479,6 +479,7 @@ static int __cfg80211_set_encryption(struct cfg80211_registered_device *rdev,
                         }
                         err = rdev->ops->del_key(&rdev->wiphy, dev, idx, addr);
                 }
+                wdev->wext.connect.privacy = false;
                 /*
                  * Applications using wireless extensions expect to be
                  * able to delete keys that don't exist, so allow that.
diff --git a/net/xfrm/xfrm_algo.c b/net/xfrm/xfrm_algo.c
index 743c0134a6a9..8b4d6e3246e5 100644
--- a/net/xfrm/xfrm_algo.c
+++ b/net/xfrm/xfrm_algo.c
@@ -125,6 +125,22 @@ static struct xfrm_algo_desc aead_list[] = {
                 .sadb_alg_maxbits = 256
         }
 },
+{
+        .name = "rfc4543(gcm(aes))",
+
+        .uinfo = {
+                .aead = {
+                        .icv_truncbits = 128,
+                }
+        },
+
+        .desc = {
+                .sadb_alg_id = SADB_X_EALG_NULL_AES_GMAC,
+                .sadb_alg_ivlen = 8,
+                .sadb_alg_minbits = 128,
+                .sadb_alg_maxbits = 256
+        }
+},
 };
 
 static struct xfrm_algo_desc aalg_list[] = {
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index cb81ca35b0d6..0ecb16a9a883 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -469,16 +469,16 @@ static inline int xfrm_byidx_should_resize(struct net *net, int total)
         return 0;
 }
 
-void xfrm_spd_getinfo(struct xfrmk_spdinfo *si)
+void xfrm_spd_getinfo(struct net *net, struct xfrmk_spdinfo *si)
 {
         read_lock_bh(&xfrm_policy_lock);
-        si->incnt = init_net.xfrm.policy_count[XFRM_POLICY_IN];
-        si->outcnt = init_net.xfrm.policy_count[XFRM_POLICY_OUT];
-        si->fwdcnt = init_net.xfrm.policy_count[XFRM_POLICY_FWD];
-        si->inscnt = init_net.xfrm.policy_count[XFRM_POLICY_IN+XFRM_POLICY_MAX];
-        si->outscnt = init_net.xfrm.policy_count[XFRM_POLICY_OUT+XFRM_POLICY_MAX];
-        si->fwdscnt = init_net.xfrm.policy_count[XFRM_POLICY_FWD+XFRM_POLICY_MAX];
-        si->spdhcnt = init_net.xfrm.policy_idx_hmask;
+        si->incnt = net->xfrm.policy_count[XFRM_POLICY_IN];
+        si->outcnt = net->xfrm.policy_count[XFRM_POLICY_OUT];
+        si->fwdcnt = net->xfrm.policy_count[XFRM_POLICY_FWD];
+        si->inscnt = net->xfrm.policy_count[XFRM_POLICY_IN+XFRM_POLICY_MAX];
+        si->outscnt = net->xfrm.policy_count[XFRM_POLICY_OUT+XFRM_POLICY_MAX];
+        si->fwdscnt = net->xfrm.policy_count[XFRM_POLICY_FWD+XFRM_POLICY_MAX];
+        si->spdhcnt = net->xfrm.policy_idx_hmask;
         si->spdhmcnt = xfrm_policy_hashmax;
         read_unlock_bh(&xfrm_policy_lock);
 }
@@ -1309,15 +1309,28 @@ static inline int xfrm_get_tos(struct flowi *fl, int family)
         return tos;
 }
 
-static inline struct xfrm_dst *xfrm_alloc_dst(int family)
+static inline struct xfrm_dst *xfrm_alloc_dst(struct net *net, int family)
 {
         struct xfrm_policy_afinfo *afinfo = xfrm_policy_get_afinfo(family);
+        struct dst_ops *dst_ops;
         struct xfrm_dst *xdst;
 
         if (!afinfo)
                 return ERR_PTR(-EINVAL);
 
-        xdst = dst_alloc(afinfo->dst_ops) ?: ERR_PTR(-ENOBUFS);
+        switch (family) {
+        case AF_INET:
+                dst_ops = &net->xfrm.xfrm4_dst_ops;
+                break;
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+        case AF_INET6:
+                dst_ops = &net->xfrm.xfrm6_dst_ops;
+                break;
+#endif
+        default:
+                BUG();
+        }
+        xdst = dst_alloc(dst_ops) ?: ERR_PTR(-ENOBUFS);
 
         xfrm_policy_put_afinfo(afinfo);
 
@@ -1366,6 +1379,7 @@ static struct dst_entry *xfrm_bundle_create(struct xfrm_policy *policy,
                                             struct flowi *fl,
                                             struct dst_entry *dst)
 {
+        struct net *net = xp_net(policy);
         unsigned long now = jiffies;
         struct net_device *dev;
         struct dst_entry *dst_prev = NULL;
@@ -1389,7 +1403,7 @@ static struct dst_entry *xfrm_bundle_create(struct xfrm_policy *policy,
         dst_hold(dst);
 
         for (; i < nx; i++) {
-                struct xfrm_dst *xdst = xfrm_alloc_dst(family);
+                struct xfrm_dst *xdst = xfrm_alloc_dst(net, family);
                 struct dst_entry *dst1 = &xdst->u.dst;
 
                 err = PTR_ERR(xdst);
@@ -1445,7 +1459,7 @@ static struct dst_entry *xfrm_bundle_create(struct xfrm_policy *policy,
         if (!dev)
                 goto free_dst;
 
-        /* Copy neighbout for reachability confirmation */
+        /* Copy neighbour for reachability confirmation */
         dst0->neighbour = neigh_clone(dst->neighbour);
 
         xfrm_init_path((struct xfrm_dst *)dst0, dst, nfheader_len);
@@ -2279,6 +2293,7 @@ EXPORT_SYMBOL(xfrm_bundle_ok);
 
 int xfrm_policy_register_afinfo(struct xfrm_policy_afinfo *afinfo)
 {
+        struct net *net;
         int err = 0;
         if (unlikely(afinfo == NULL))
                 return -EINVAL;
@@ -2302,6 +2317,27 @@ int xfrm_policy_register_afinfo(struct xfrm_policy_afinfo *afinfo)
                 xfrm_policy_afinfo[afinfo->family] = afinfo;
         }
         write_unlock_bh(&xfrm_policy_afinfo_lock);
+
+        rtnl_lock();
+        for_each_net(net) {
+                struct dst_ops *xfrm_dst_ops;
+
+                switch (afinfo->family) {
+                case AF_INET:
+                        xfrm_dst_ops = &net->xfrm.xfrm4_dst_ops;
+                        break;
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+                case AF_INET6:
+                        xfrm_dst_ops = &net->xfrm.xfrm6_dst_ops;
+                        break;
+#endif
+                default:
+                        BUG();
+                }
+                *xfrm_dst_ops = *afinfo->dst_ops;
+        }
+        rtnl_unlock();
+
         return err;
 }
 EXPORT_SYMBOL(xfrm_policy_register_afinfo);
@@ -2332,6 +2368,22 @@ int xfrm_policy_unregister_afinfo(struct xfrm_policy_afinfo *afinfo)
 }
 EXPORT_SYMBOL(xfrm_policy_unregister_afinfo);
 
+static void __net_init xfrm_dst_ops_init(struct net *net)
+{
+        struct xfrm_policy_afinfo *afinfo;
+
+        read_lock_bh(&xfrm_policy_afinfo_lock);
+        afinfo = xfrm_policy_afinfo[AF_INET];
+        if (afinfo)
+                net->xfrm.xfrm4_dst_ops = *afinfo->dst_ops;
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+        afinfo = xfrm_policy_afinfo[AF_INET6];
+        if (afinfo)
+                net->xfrm.xfrm6_dst_ops = *afinfo->dst_ops;
+#endif
+        read_unlock_bh(&xfrm_policy_afinfo_lock);
+}
+
 static struct xfrm_policy_afinfo *xfrm_policy_get_afinfo(unsigned short family)
 {
         struct xfrm_policy_afinfo *afinfo;
@@ -2494,6 +2546,7 @@ static int __net_init xfrm_net_init(struct net *net)
         rv = xfrm_policy_init(net);
         if (rv < 0)
                 goto out_policy;
+        xfrm_dst_ops_init(net);
         rv = xfrm_sysctl_init(net);
         if (rv < 0)
                 goto out_sysctl;
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index d847f1a52b44..f445ea1c5f52 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -641,11 +641,11 @@ out:
 }
 EXPORT_SYMBOL(xfrm_state_flush);
 
-void xfrm_sad_getinfo(struct xfrmk_sadinfo *si)
+void xfrm_sad_getinfo(struct net *net, struct xfrmk_sadinfo *si)
 {
         spin_lock_bh(&xfrm_state_lock);
-        si->sadcnt = init_net.xfrm.state_num;
-        si->sadhcnt = init_net.xfrm.state_hmask;
+        si->sadcnt = net->xfrm.state_num;
+        si->sadhcnt = net->xfrm.state_hmask;
         si->sadhmcnt = xfrm_state_hashmax;
         spin_unlock_bh(&xfrm_state_lock);
 }
@@ -1102,7 +1102,7 @@ static struct xfrm_state *xfrm_state_clone(struct xfrm_state *orig, int *errp)
         int err = -ENOMEM;
         struct xfrm_state *x = xfrm_state_alloc(net);
         if (!x)
-                goto error;
+                goto out;
 
         memcpy(&x->id, &orig->id, sizeof(x->id));
         memcpy(&x->sel, &orig->sel, sizeof(x->sel));
@@ -1160,16 +1160,10 @@ static struct xfrm_state *xfrm_state_clone(struct xfrm_state *orig, int *errp)
         return x;
 
  error:
+        xfrm_state_put(x);
+out:
         if (errp)
                 *errp = err;
-        if (x) {
-                kfree(x->aalg);
-                kfree(x->ealg);
-                kfree(x->calg);
-                kfree(x->encap);
-                kfree(x->coaddr);
-        }
-        kfree(x);
         return NULL;
 }
 
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 1ada6186933c..d5a712976004 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -781,7 +781,8 @@ static inline size_t xfrm_spdinfo_msgsize(void)
                + nla_total_size(sizeof(struct xfrmu_spdhinfo));
 }
 
-static int build_spdinfo(struct sk_buff *skb, u32 pid, u32 seq, u32 flags)
+static int build_spdinfo(struct sk_buff *skb, struct net *net,
+                         u32 pid, u32 seq, u32 flags)
 {
         struct xfrmk_spdinfo si;
         struct xfrmu_spdinfo spc;
@@ -795,7 +796,7 @@ static int build_spdinfo(struct sk_buff *skb, u32 pid, u32 seq, u32 flags)
 
         f = nlmsg_data(nlh);
         *f = flags;
-        xfrm_spd_getinfo(&si);
+        xfrm_spd_getinfo(net, &si);
         spc.incnt = si.incnt;
         spc.outcnt = si.outcnt;
         spc.fwdcnt = si.fwdcnt;
@@ -828,7 +829,7 @@ static int xfrm_get_spdinfo(struct sk_buff *skb, struct nlmsghdr *nlh,
         if (r_skb == NULL)
                 return -ENOMEM;
 
-        if (build_spdinfo(r_skb, spid, seq, *flags) < 0)
+        if (build_spdinfo(r_skb, net, spid, seq, *flags) < 0)
                 BUG();
 
         return nlmsg_unicast(net->xfrm.nlsk, r_skb, spid);
@@ -841,7 +842,8 @@ static inline size_t xfrm_sadinfo_msgsize(void)
                + nla_total_size(4); /* XFRMA_SAD_CNT */
 }
 
-static int build_sadinfo(struct sk_buff *skb, u32 pid, u32 seq, u32 flags)
+static int build_sadinfo(struct sk_buff *skb, struct net *net,
+                         u32 pid, u32 seq, u32 flags)
 {
         struct xfrmk_sadinfo si;
         struct xfrmu_sadhinfo sh;
@@ -854,7 +856,7 @@ static int build_sadinfo(struct sk_buff *skb, u32 pid, u32 seq, u32 flags)
 
         f = nlmsg_data(nlh);
         *f = flags;
-        xfrm_sad_getinfo(&si);
+        xfrm_sad_getinfo(net, &si);
 
         sh.sadhmcnt = si.sadhmcnt;
         sh.sadhcnt = si.sadhcnt;
@@ -882,7 +884,7 @@ static int xfrm_get_sadinfo(struct sk_buff *skb, struct nlmsghdr *nlh,
         if (r_skb == NULL)
                 return -ENOMEM;
 
-        if (build_sadinfo(r_skb, spid, seq, *flags) < 0)
+        if (build_sadinfo(r_skb, net, spid, seq, *flags) < 0)
                 BUG();
 
         return nlmsg_unicast(net->xfrm.nlsk, r_skb, spid);