9 files changed, 51 insertions, 17 deletions

diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c
index 916061f681b6..68ced4bf158c 100644
--- a/net/8021q/vlan_core.c
+++ b/net/8021q/vlan_core.c
@@ -3,11 +3,20 @@
 #include <linux/if_vlan.h>
 #include "vlan.h"
 
+struct vlan_hwaccel_cb {
+        struct net_device       *dev;
+};
+
+static inline struct vlan_hwaccel_cb *vlan_hwaccel_cb(struct sk_buff *skb)
+{
+        return (struct vlan_hwaccel_cb *)skb->cb;
+}
+
 /* VLAN rx hw acceleration helper.  This acts like netif_{rx,receive_skb}(). */
 int __vlan_hwaccel_rx(struct sk_buff *skb, struct vlan_group *grp,
                       u16 vlan_tci, int polling)
 {
-        struct net_device_stats *stats;
+        struct vlan_hwaccel_cb *cb = vlan_hwaccel_cb(skb);
 
         if (skb_bond_should_drop(skb)) {
                 dev_kfree_skb_any(skb);
@@ -15,23 +24,35 @@ int __vlan_hwaccel_rx(struct sk_buff *skb, struct vlan_group *grp,
         }
 
         skb->vlan_tci = vlan_tci;
+        cb->dev = vlan_group_get_device(grp, vlan_tci & VLAN_VID_MASK);
+
+        return (polling ? netif_receive_skb(skb) : netif_rx(skb));
+}
+EXPORT_SYMBOL(__vlan_hwaccel_rx);
+
+int vlan_hwaccel_do_receive(struct sk_buff *skb)
+{
+        struct vlan_hwaccel_cb *cb = vlan_hwaccel_cb(skb);
+        struct net_device *dev = cb->dev;
+        struct net_device_stats *stats;
+
         netif_nit_deliver(skb);
 
-        skb->dev = vlan_group_get_device(grp, vlan_tci & VLAN_VID_MASK);
-        if (skb->dev == NULL) {
-                dev_kfree_skb_any(skb);
-                /* Not NET_RX_DROP, this is not being dropped
-                 * due to congestion. */
-                return NET_RX_SUCCESS;
+        if (dev == NULL) {
+                kfree_skb(skb);
+                return -1;
         }
-        skb->dev->last_rx = jiffies;
+
+        skb->dev = dev;
+        skb->priority = vlan_get_ingress_priority(dev, skb->vlan_tci);
         skb->vlan_tci = 0;
 
-        stats = &skb->dev->stats;
+        dev->last_rx = jiffies;
+
+        stats = &dev->stats;
         stats->rx_packets++;
         stats->rx_bytes += skb->len;
 
-        skb->priority = vlan_get_ingress_priority(skb->dev, vlan_tci);
         switch (skb->pkt_type) {
         case PACKET_BROADCAST:
                 break;
@@ -43,13 +64,12 @@ int __vlan_hwaccel_rx(struct sk_buff *skb, struct vlan_group *grp,
                  * This allows the VLAN to have a different MAC than the
                  * underlying device, and still route correctly. */
                 if (!compare_ether_addr(eth_hdr(skb)->h_dest,
-                                        skb->dev->dev_addr))
+                                        dev->dev_addr))
                         skb->pkt_type = PACKET_HOST;
                 break;
         };
-        return (polling ? netif_receive_skb(skb) : netif_rx(skb));
+        return 0;
 }
-EXPORT_SYMBOL(__vlan_hwaccel_rx);
 
 struct net_device *vlan_dev_real_dev(const struct net_device *dev)
 {
diff --git a/net/core/dev.c b/net/core/dev.c
index d9038e328cc1..9174c77d3112 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2218,6 +2218,9 @@ int netif_receive_skb(struct sk_buff *skb)
         int ret = NET_RX_DROP;
         __be16 type;
 
+        if (skb->vlan_tci && vlan_hwaccel_do_receive(skb))
+                return NET_RX_SUCCESS;
+
         /* if we've gotten here through NAPI, check netpoll */
         if (netpoll_receive_skb(skb))
                 return NET_RX_DROP;
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index eccb7165a80c..c5aca0bb116a 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -1374,8 +1374,7 @@ int tcp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
                             sk->sk_state == TCP_CLOSE ||
                             (sk->sk_shutdown & RCV_SHUTDOWN) ||
                             !timeo ||
-                            signal_pending(current) ||
-                            (flags & MSG_PEEK))
+                            signal_pending(current))
                                 break;
                 } else {
                         if (sock_flag(sk, SOCK_DONE))
diff --git a/net/ipv4/xfrm4_state.c b/net/ipv4/xfrm4_state.c
index 07735ed280d7..55dc6beab9aa 100644
--- a/net/ipv4/xfrm4_state.c
+++ b/net/ipv4/xfrm4_state.c
@@ -33,6 +33,7 @@ __xfrm4_init_tempsel(struct xfrm_state *x, struct flowi *fl,
         x->sel.dport_mask = htons(0xffff);
         x->sel.sport = xfrm_flowi_sport(fl);
         x->sel.sport_mask = htons(0xffff);
+        x->sel.family = AF_INET;
         x->sel.prefixlen_d = 32;
         x->sel.prefixlen_s = 32;
         x->sel.proto = fl->proto;
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index eea9542728ca..d9da5eb9dcb2 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -2483,8 +2483,10 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event,
                         if (!idev && dev->mtu >= IPV6_MIN_MTU)
                                 idev = ipv6_add_dev(dev);
 
-                        if (idev)
+                        if (idev) {
                                 idev->if_flags |= IF_READY;
+                                run_pending = 1;
+                        }
                 } else {
                         if (!addrconf_qdisc_ok(dev)) {
                                 /* device is still not ready. */
diff --git a/net/ipv6/xfrm6_state.c b/net/ipv6/xfrm6_state.c
index 89884a4f23aa..60c78cfc2737 100644
--- a/net/ipv6/xfrm6_state.c
+++ b/net/ipv6/xfrm6_state.c
@@ -34,6 +34,7 @@ __xfrm6_init_tempsel(struct xfrm_state *x, struct flowi *fl,
         x->sel.dport_mask = htons(0xffff);
         x->sel.sport = xfrm_flowi_sport(fl);
         x->sel.sport_mask = htons(0xffff);
+        x->sel.family = AF_INET6;
         x->sel.prefixlen_d = 128;
         x->sel.prefixlen_s = 128;
         x->sel.proto = fl->proto;
diff --git a/net/netfilter/nf_conntrack_helper.c b/net/netfilter/nf_conntrack_helper.c
index 9c06b9f86ad4..c39b6a994133 100644
--- a/net/netfilter/nf_conntrack_helper.c
+++ b/net/netfilter/nf_conntrack_helper.c
@@ -21,6 +21,7 @@
 #include <linux/kernel.h>
 #include <linux/netdevice.h>
 #include <linux/rculist.h>
+#include <linux/rtnetlink.h>
 
 #include <net/netfilter/nf_conntrack.h>
 #include <net/netfilter/nf_conntrack_l3proto.h>
@@ -167,10 +168,12 @@ void nf_conntrack_helper_unregister(struct nf_conntrack_helper *me)
          */
         synchronize_rcu();
 
+        rtnl_lock();
         spin_lock_bh(&nf_conntrack_lock);
         for_each_net(net)
                 __nf_conntrack_helper_unregister(me, net);
         spin_unlock_bh(&nf_conntrack_lock);
+        rtnl_unlock();
 }
 EXPORT_SYMBOL_GPL(nf_conntrack_helper_unregister);
 
diff --git a/net/netfilter/nf_conntrack_proto.c b/net/netfilter/nf_conntrack_proto.c
index a59a307e685d..592d73344d46 100644
--- a/net/netfilter/nf_conntrack_proto.c
+++ b/net/netfilter/nf_conntrack_proto.c
@@ -22,6 +22,7 @@
 #include <linux/notifier.h>
 #include <linux/kernel.h>
 #include <linux/netdevice.h>
+#include <linux/rtnetlink.h>
 
 #include <net/netfilter/nf_conntrack.h>
 #include <net/netfilter/nf_conntrack_l3proto.h>
@@ -221,8 +222,10 @@ void nf_conntrack_l3proto_unregister(struct nf_conntrack_l3proto *proto)
         synchronize_rcu();
 
         /* Remove all contrack entries for this protocol */
+        rtnl_lock();
         for_each_net(net)
                 nf_ct_iterate_cleanup(net, kill_l3proto, proto);
+        rtnl_unlock();
 }
 EXPORT_SYMBOL_GPL(nf_conntrack_l3proto_unregister);
 
@@ -333,8 +336,10 @@ void nf_conntrack_l4proto_unregister(struct nf_conntrack_l4proto *l4proto)
         synchronize_rcu();
 
         /* Remove all contrack entries for this protocol */
+        rtnl_lock();
         for_each_net(net)
                 nf_ct_iterate_cleanup(net, kill_l4proto, l4proto);
+        rtnl_unlock();
 }
 EXPORT_SYMBOL_GPL(nf_conntrack_l4proto_unregister);
 
diff --git a/net/rfkill/rfkill.c b/net/rfkill/rfkill.c
index f949a482b007..25ba3bd57e66 100644
--- a/net/rfkill/rfkill.c
+++ b/net/rfkill/rfkill.c
@@ -603,7 +603,7 @@ static int rfkill_check_duplicity(const struct rfkill *rfkill)
         }
 
         /* 0: first switch of its kind */
-        return test_bit(rfkill->type, seen);
+        return (test_bit(rfkill->type, seen)) ? 1 : 0;
 }
 
 static int rfkill_add_switch(struct rfkill *rfkill)