Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (75 commits)
  pppoe.c: Fix kernel panic caused by __pppoe_xmit
  WAN: Fix a TX IRQ causing BUG() in PC300 and PCI200SYN drivers.
  bnx2x: Advance a version number to 1.60.01-0
  bnx2x: Fixed a compilation warning
  bnx2x: LSO code was broken on BE platforms
  qlge: Fix deadlock when cancelling worker.
  net: fix skb_defer_rx_timestamp()
  cxgb4vf: Ingress Queue Entry Size needs to be 64 bytes
  phy: add the IC+ IP1001 driver
  atm: correct sysfs 'device' link creation and parent relationships
  MAINTAINERS: remove me from tulip
  SCTP: Fix SCTP_SET_PEER_PRIMARY_ADDR to accpet v4mapped address
  enic: Bug Fix: Pass napi reference to the isr that services receive queue
  ipv6: fix nl group when advertising a new link
  connector: add module alias
  net: Document the kernel_recvmsg() function
  r8169: Fix runtime power management
  hso: IP checksuming doesn't work on GE0301 option cards
  xfrm: Fix xfrm_state_migrate leak
  net: Convert netpoll blocking api in bonding driver to be a counter
  ...

21 files changed, 128 insertions, 57 deletions

diff --git a/net/atm/atm_sysfs.c b/net/atm/atm_sysfs.c
index 799c631f0fe..f7fa67c7876 100644
--- a/net/atm/atm_sysfs.c
+++ b/net/atm/atm_sysfs.c
@@ -143,12 +143,13 @@ static struct class atm_class = {
 	.dev_uevent		= atm_uevent,
 };
 
-int atm_register_sysfs(struct atm_dev *adev)
+int atm_register_sysfs(struct atm_dev *adev, struct device *parent)
 {
 	struct device *cdev = &adev->class_dev;
 	int i, j, err;
 
 	cdev->class = &atm_class;
+	cdev->parent = parent;
 	dev_set_drvdata(cdev, adev);
 
 	dev_set_name(cdev, "%s%d", adev->type, adev->number);
diff --git a/net/atm/resources.c b/net/atm/resources.c
index d29e5826151..23f45ce6f35 100644
--- a/net/atm/resources.c
+++ b/net/atm/resources.c
@@ -74,8 +74,9 @@ struct atm_dev *atm_dev_lookup(int number)
 }
 EXPORT_SYMBOL(atm_dev_lookup);
 
-struct atm_dev *atm_dev_register(const char *type, const struct atmdev_ops *ops,
-				 int number, unsigned long *flags)
+struct atm_dev *atm_dev_register(const char *type, struct device *parent,
+				 const struct atmdev_ops *ops, int number,
+				 unsigned long *flags)
 {
 	struct atm_dev *dev, *inuse;
 
@@ -115,7 +116,7 @@ struct atm_dev *atm_dev_register(const char *type, const struct atmdev_ops *ops,
 		goto out_fail;
 	}
 
-	if (atm_register_sysfs(dev) < 0) {
+	if (atm_register_sysfs(dev, parent) < 0) {
 		pr_err("atm_register_sysfs failed for dev %s\n", type);
 		atm_proc_dev_deregister(dev);
 		goto out_fail;
diff --git a/net/atm/resources.h b/net/atm/resources.h
index 126fb1840df..521431e3050 100644
--- a/net/atm/resources.h
+++ b/net/atm/resources.h
@@ -42,6 +42,6 @@ static inline void atm_proc_dev_deregister(struct atm_dev *dev)
 
 #endif /* CONFIG_PROC_FS */
 
-int atm_register_sysfs(struct atm_dev *adev);
+int atm_register_sysfs(struct atm_dev *adev, struct device *parent);
 void atm_unregister_sysfs(struct atm_dev *adev);
 #endif
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index d0927d1fdad..66b9e5c0523 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -882,7 +882,7 @@ static int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 type)
 	int lm = 0;
 
 	if (type != SCO_LINK && type != ESCO_LINK)
-		return 0;
+		return -EINVAL;
 
 	BT_DBG("hdev %s, bdaddr %s", hdev->name, batostr(bdaddr));
 
@@ -908,7 +908,7 @@ static int sco_connect_cfm(struct hci_conn *hcon, __u8 status)
 	BT_DBG("hcon %p bdaddr %s status %d", hcon, batostr(&hcon->dst), status);
 
 	if (hcon->type != SCO_LINK && hcon->type != ESCO_LINK)
-		return 0;
+		return -EINVAL;
 
 	if (!status) {
 		struct sco_conn *conn;
@@ -927,7 +927,7 @@ static int sco_disconn_cfm(struct hci_conn *hcon, __u8 reason)
 	BT_DBG("hcon %p reason %d", hcon, reason);
 
 	if (hcon->type != SCO_LINK && hcon->type != ESCO_LINK)
-		return 0;
+		return -EINVAL;
 
 	sco_conn_del(hcon, bt_err(reason));
 
diff --git a/net/core/filter.c b/net/core/filter.c
index c1ee800bc08..ae21a0d3c4a 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -589,23 +589,16 @@ int sk_chk_filter(struct sock_filter *filter, int flen)
 EXPORT_SYMBOL(sk_chk_filter);
 
 /**
- * 	sk_filter_rcu_release - Release a socket filter by rcu_head
+ * 	sk_filter_release_rcu - Release a socket filter by rcu_head
  *	@rcu: rcu_head that contains the sk_filter to free
  */
-static void sk_filter_rcu_release(struct rcu_head *rcu)
+void sk_filter_release_rcu(struct rcu_head *rcu)
 {
 	struct sk_filter *fp = container_of(rcu, struct sk_filter, rcu);
 
-	sk_filter_release(fp);
-}
-
-static void sk_filter_delayed_uncharge(struct sock *sk, struct sk_filter *fp)
-{
-	unsigned int size = sk_filter_len(fp);
-
-	atomic_sub(size, &sk->sk_omem_alloc);
-	call_rcu_bh(&fp->rcu, sk_filter_rcu_release);
+	kfree(fp);
 }
+EXPORT_SYMBOL(sk_filter_release_rcu);
 
 /**
  *	sk_attach_filter - attach a socket filter
@@ -649,7 +642,7 @@ int sk_attach_filter(struct sock_fprog *fprog, struct sock *sk)
 	rcu_assign_pointer(sk->sk_filter, fp);
 
 	if (old_fp)
-		sk_filter_delayed_uncharge(sk, old_fp);
+		sk_filter_uncharge(sk, old_fp);
 	return 0;
 }
 EXPORT_SYMBOL_GPL(sk_attach_filter);
@@ -663,7 +656,7 @@ int sk_detach_filter(struct sock *sk)
 					   sock_owned_by_user(sk));
 	if (filter) {
 		rcu_assign_pointer(sk->sk_filter, NULL);
-		sk_filter_delayed_uncharge(sk, filter);
+		sk_filter_uncharge(sk, filter);
 		ret = 0;
 	}
 	return ret;
diff --git a/net/core/timestamping.c b/net/core/timestamping.c
index 0ae6c22da85..c19bb4ee405 100644
--- a/net/core/timestamping.c
+++ b/net/core/timestamping.c
@@ -96,11 +96,13 @@ bool skb_defer_rx_timestamp(struct sk_buff *skb)
 	struct phy_device *phydev;
 	unsigned int type;
 
-	skb_push(skb, ETH_HLEN);
+	if (skb_headroom(skb) < ETH_HLEN)
+		return false;
+	__skb_push(skb, ETH_HLEN);
 
 	type = classify(skb);
 
-	skb_pull(skb, ETH_HLEN);
+	__skb_pull(skb, ETH_HLEN);
 
 	switch (type) {
 	case PTP_CLASS_V1_IPV4:
diff --git a/net/econet/af_econet.c b/net/econet/af_econet.c
index 13992e1d272..15dcc1a586b 100644
--- a/net/econet/af_econet.c
+++ b/net/econet/af_econet.c
@@ -661,8 +661,10 @@ static int ec_dev_ioctl(struct socket *sock, unsigned int cmd, void __user *arg)
 	err = 0;
 	switch (cmd) {
 	case SIOCSIFADDR:
-		if (!capable(CAP_NET_ADMIN))
-			return -EPERM;
+		if (!capable(CAP_NET_ADMIN)) {
+			err = -EPERM;
+			break;
+		}
 
 		edev = dev->ec_ptr;
 		if (edev == NULL) {
@@ -849,9 +851,13 @@ static void aun_incoming(struct sk_buff *skb, struct aunhdr *ah, size_t len)
 {
 	struct iphdr *ip = ip_hdr(skb);
 	unsigned char stn = ntohl(ip->saddr) & 0xff;
+	struct dst_entry *dst = skb_dst(skb);
+	struct ec_device *edev = NULL;
 	struct sock *sk = NULL;
 	struct sk_buff *newskb;
-	struct ec_device *edev = skb->dev->ec_ptr;
+
+	if (dst)
+		edev = dst->dev->ec_ptr;
 
 	if (! edev)
 		goto bad;
diff --git a/net/ipv4/proc.c b/net/ipv4/proc.c
index 1b48eb1ed45..b14ec7d03b6 100644
--- a/net/ipv4/proc.c
+++ b/net/ipv4/proc.c
@@ -253,6 +253,7 @@ static const struct snmp_mib snmp4_net_list[] = {
 	SNMP_MIB_ITEM("TCPMinTTLDrop", LINUX_MIB_TCPMINTTLDROP),
 	SNMP_MIB_ITEM("TCPDeferAcceptDrop", LINUX_MIB_TCPDEFERACCEPTDROP),
 	SNMP_MIB_ITEM("IPReversePathFilter", LINUX_MIB_IPRPFILTER),
+	SNMP_MIB_ITEM("TCPTimeWaitOverflow", LINUX_MIB_TCPTIMEWAITOVERFLOW),
 	SNMP_MIB_SENTINEL
 };
 
diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index 43cf901d765..a66735f7596 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -347,7 +347,7 @@ void tcp_time_wait(struct sock *sk, int state, int timeo)
 		 * socket up.  We've got bigger problems than
 		 * non-graceful socket closings.
 		 */
-		LIMIT_NETDEBUG(KERN_INFO "TCP: time wait bucket table overflow\n");
+		NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPTIMEWAITOVERFLOW);
 	}
 
 	tcp_update_metrics(sk);
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 05b1ecf3676..61c2463e275 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -231,11 +231,10 @@ void tcp_select_initial_window(int __space, __u32 mss,
 		/* when initializing use the value from init_rcv_wnd
 		 * rather than the default from above
 		 */
-		if (init_rcv_wnd &&
-		    (*rcv_wnd > init_rcv_wnd * mss))
-			*rcv_wnd = init_rcv_wnd * mss;
-		else if (*rcv_wnd > init_cwnd * mss)
-			*rcv_wnd = init_cwnd * mss;
+		if (init_rcv_wnd)
+			*rcv_wnd = min(*rcv_wnd, init_rcv_wnd * mss);
+		else
+			*rcv_wnd = min(*rcv_wnd, init_cwnd * mss);
 	}
 
 	/* Set the clamp no higher than max representable value */
@@ -386,27 +385,30 @@ struct tcp_out_options {
  */
 static u8 tcp_cookie_size_check(u8 desired)
 {
-	if (desired > 0) {
+	int cookie_size;
+
+	if (desired > 0)
 		/* previously specified */
 		return desired;
-	}
-	if (sysctl_tcp_cookie_size <= 0) {
+
+	cookie_size = ACCESS_ONCE(sysctl_tcp_cookie_size);
+	if (cookie_size <= 0)
 		/* no default specified */
 		return 0;
-	}
-	if (sysctl_tcp_cookie_size <= TCP_COOKIE_MIN) {
+
+	if (cookie_size <= TCP_COOKIE_MIN)
 		/* value too small, specify minimum */
 		return TCP_COOKIE_MIN;
-	}
-	if (sysctl_tcp_cookie_size >= TCP_COOKIE_MAX) {
+
+	if (cookie_size >= TCP_COOKIE_MAX)
 		/* value too large, specify maximum */
 		return TCP_COOKIE_MAX;
-	}
-	if (0x1 & sysctl_tcp_cookie_size) {
+
+	if (cookie_size & 1)
 		/* 8-bit multiple, illegal, fix it */
-		return (u8)(sysctl_tcp_cookie_size + 0x1);
-	}
-	return (u8)sysctl_tcp_cookie_size;
+		cookie_size++;
+
+	return (u8)cookie_size;
 }
 
 /* Write previously computed TCP options to the packet.
@@ -1513,6 +1515,7 @@ static int tcp_tso_should_defer(struct sock *sk, struct sk_buff *skb)
 	struct tcp_sock *tp = tcp_sk(sk);
 	const struct inet_connection_sock *icsk = inet_csk(sk);
 	u32 send_win, cong_win, limit, in_flight;
+	int win_divisor;
 
 	if (TCP_SKB_CB(skb)->flags & TCPHDR_FIN)
 		goto send_now;
@@ -1544,13 +1547,14 @@ static int tcp_tso_should_defer(struct sock *sk, struct sk_buff *skb)
 	if ((skb != tcp_write_queue_tail(sk)) && (limit >= skb->len))
 		goto send_now;
 
-	if (sysctl_tcp_tso_win_divisor) {
+	win_divisor = ACCESS_ONCE(sysctl_tcp_tso_win_divisor);
+	if (win_divisor) {
 		u32 chunk = min(tp->snd_wnd, tp->snd_cwnd * tp->mss_cache);
 
 		/* If at least some fraction of a window is available,
 		 * just use it.
 		 */
-		chunk /= sysctl_tcp_tso_win_divisor;
+		chunk /= win_divisor;
 		if (limit >= chunk)
 			goto send_now;
 	} else {
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 23cc8e1ce8d..93b7a933a77 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -4021,11 +4021,11 @@ void inet6_ifinfo_notify(int event, struct inet6_dev *idev)
 		kfree_skb(skb);
 		goto errout;
 	}
-	rtnl_notify(skb, net, 0, RTNLGRP_IPV6_IFADDR, NULL, GFP_ATOMIC);
+	rtnl_notify(skb, net, 0, RTNLGRP_IPV6_IFINFO, NULL, GFP_ATOMIC);
 	return;
 errout:
 	if (err < 0)
-		rtnl_set_sk_err(net, RTNLGRP_IPV6_IFADDR, err);
+		rtnl_set_sk_err(net, RTNLGRP_IPV6_IFINFO, err);
 }
 
 static inline size_t inet6_prefix_nlmsg_size(void)
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 2a59610c2a5..70e891a20fb 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -1175,6 +1175,8 @@ static void ip6_tnl_link_config(struct ip6_tnl *t)
 				sizeof (struct ipv6hdr);
 
 			dev->mtu = rt->rt6i_dev->mtu - sizeof (struct ipv6hdr);
+			if (!(t->parms.flags & IP6_TNL_F_IGN_ENCAP_LIMIT))
+				dev->mtu-=8;
 
 			if (dev->mtu < IPV6_MIN_MTU)
 				dev->mtu = IPV6_MIN_MTU;
@@ -1363,12 +1365,17 @@ static const struct net_device_ops ip6_tnl_netdev_ops = {
 
 static void ip6_tnl_dev_setup(struct net_device *dev)
 {
+	struct ip6_tnl *t;
+
 	dev->netdev_ops = &ip6_tnl_netdev_ops;
 	dev->destructor = ip6_dev_free;
 
 	dev->type = ARPHRD_TUNNEL6;
 	dev->hard_header_len = LL_MAX_HEADER + sizeof (struct ipv6hdr);
 	dev->mtu = ETH_DATA_LEN - sizeof (struct ipv6hdr);
+	t = netdev_priv(dev);
+	if (!(t->parms.flags & IP6_TNL_F_IGN_ENCAP_LIMIT))
+		dev->mtu-=8;
 	dev->flags |= IFF_NOARP;
 	dev->addr_len = sizeof(struct in6_addr);
 	dev->features |= NETIF_F_NETNS_LOCAL;
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index d6bfaec3bbb..8c4d00c7cd2 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -606,8 +606,9 @@ static int ipip6_rcv(struct sk_buff *skb)
 		return 0;
 	}
 
-	icmp_send(skb, ICMP_DEST_UNREACH, ICMP_PORT_UNREACH, 0);
+	/* no tunnel matched,  let upstream know, ipsec may handle it */
 	rcu_read_unlock();
+	return 1;
 out:
 	kfree_skb(skb);
 	return 0;
diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c
index 0bf6a59545a..522e219f355 100644
--- a/net/l2tp/l2tp_ip.c
+++ b/net/l2tp/l2tp_ip.c
@@ -674,4 +674,8 @@ MODULE_LICENSE("GPL");
 MODULE_AUTHOR("James Chapman <jchapman@katalix.com>");
 MODULE_DESCRIPTION("L2TP over IP");
 MODULE_VERSION("1.0");
-MODULE_ALIAS_NET_PF_PROTO_TYPE(PF_INET, SOCK_DGRAM, IPPROTO_L2TP);
+
+/* Use the value of SOCK_DGRAM (2) directory, because __stringify does't like
+ * enums
+ */
+MODULE_ALIAS_NET_PF_PROTO_TYPE(PF_INET, 2, IPPROTO_L2TP);
diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c
index 58261299821..e35dbe55f52 100644
--- a/net/llc/af_llc.c
+++ b/net/llc/af_llc.c
@@ -317,8 +317,9 @@ static int llc_ui_bind(struct socket *sock, struct sockaddr *uaddr, int addrlen)
 		goto out;
 	rc = -ENODEV;
 	rtnl_lock();
+	rcu_read_lock();
 	if (sk->sk_bound_dev_if) {
-		llc->dev = dev_get_by_index(&init_net, sk->sk_bound_dev_if);
+		llc->dev = dev_get_by_index_rcu(&init_net, sk->sk_bound_dev_if);
 		if (llc->dev) {
 			if (!addr->sllc_arphrd)
 				addr->sllc_arphrd = llc->dev->type;
@@ -329,13 +330,13 @@ static int llc_ui_bind(struct socket *sock, struct sockaddr *uaddr, int addrlen)
 			    !llc_mac_match(addr->sllc_mac,
 					   llc->dev->dev_addr)) {
 				rc = -EINVAL;
-				dev_put(llc->dev);
 				llc->dev = NULL;
 			}
 		}
 	} else
 		llc->dev = dev_getbyhwaddr(&init_net, addr->sllc_arphrd,
 					   addr->sllc_mac);
+	rcu_read_unlock();
 	rtnl_unlock();
 	if (!llc->dev)
 		goto out;
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 902b03ee8f6..54fb4a0e76f 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -2247,6 +2247,10 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_data *rx)
 		break;
 	case cpu_to_le16(IEEE80211_STYPE_DEAUTH):
 	case cpu_to_le16(IEEE80211_STYPE_DISASSOC):
+		if (is_multicast_ether_addr(mgmt->da) &&
+		    !is_broadcast_ether_addr(mgmt->da))
+			return RX_DROP_MONITOR;
+
 		/* process only for station */
 		if (sdata->vif.type != NL80211_IFTYPE_STATION)
 			return RX_DROP_MONITOR;
@@ -2741,6 +2745,7 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
 
 			if (ieee80211_prepare_and_rx_handle(&rx, skb, true))
 				return;
+			goto out;
 		}
 	}
 
@@ -2780,6 +2785,7 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
 			return;
 	}
 
+ out:
 	dev_kfree_skb(skb);
 }
 
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 96c59430950..7a637b80a62 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -1587,7 +1587,12 @@ static void ieee80211_xmit(struct ieee80211_sub_if_data *sdata,
 						list) {
 				if (!ieee80211_sdata_running(tmp_sdata))
 					continue;
-				if (tmp_sdata->vif.type != NL80211_IFTYPE_AP)
+				if (tmp_sdata->vif.type ==
+				    NL80211_IFTYPE_MONITOR ||
+				    tmp_sdata->vif.type ==
+				    NL80211_IFTYPE_AP_VLAN ||
+					tmp_sdata->vif.type ==
+				    NL80211_IFTYPE_WDS)
 					continue;
 				if (compare_ether_addr(tmp_sdata->vif.addr,
 						       hdr->addr2) == 0) {
@@ -1732,15 +1737,13 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
 	int nh_pos, h_pos;
 	struct sta_info *sta = NULL;
 	u32 sta_flags = 0;
+	struct sk_buff *tmp_skb;
 
 	if (unlikely(skb->len < ETH_HLEN)) {
 		ret = NETDEV_TX_OK;
 		goto fail;
 	}
 
-	nh_pos = skb_network_header(skb) - skb->data;
-	h_pos = skb_transport_header(skb) - skb->data;
-
 	/* convert Ethernet header to proper 802.11 header (based on
 	 * operation mode) */
 	ethertype = (skb->data[12] << 8) | skb->data[13];
@@ -1913,6 +1916,20 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
 		goto fail;
 	}
 
+	/*
+	 * If the skb is shared we need to obtain our own copy.
+	 */
+	if (skb_shared(skb)) {
+		tmp_skb = skb;
+		skb = skb_copy(skb, GFP_ATOMIC);
+		kfree_skb(tmp_skb);
+
+		if (!skb) {
+			ret = NETDEV_TX_OK;
+			goto fail;
+		}
+	}
+
 	hdr.frame_control = fc;
 	hdr.duration_id = 0;
 	hdr.seq_ctrl = 0;
@@ -1931,6 +1948,9 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
 		encaps_len = 0;
 	}
 
+	nh_pos = skb_network_header(skb) - skb->data;
+	h_pos = skb_transport_header(skb) - skb->data;
+
 	skb_pull(skb, skip_header_bytes);
 	nh_pos -= skip_header_bytes;
 	h_pos -= skip_header_bytes;
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 6bd554323a3..0b9ee34ad35 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -2932,6 +2932,7 @@ static int sctp_setsockopt_peer_primary_addr(struct sock *sk, char __user *optva
 	struct sctp_association	*asoc = NULL;
 	struct sctp_setpeerprim	prim;
 	struct sctp_chunk	*chunk;
+	struct sctp_af		*af;
 	int 			err;
 
 	sp = sctp_sk(sk);
@@ -2959,6 +2960,13 @@ static int sctp_setsockopt_peer_primary_addr(struct sock *sk, char __user *optva
 	if (!sctp_state(asoc, ESTABLISHED))
 		return -ENOTCONN;
 
+	af = sctp_get_af_specific(prim.sspp_addr.ss_family);
+	if (!af)
+		return -EINVAL;
+
+	if (!af->addr_valid((union sctp_addr *)&prim.sspp_addr, sp, NULL))
+		return -EADDRNOTAVAIL;
+
 	if (!sctp_assoc_lookup_laddr(asoc, (union sctp_addr *)&prim.sspp_addr))
 		return -EADDRNOTAVAIL;
 
diff --git a/net/socket.c b/net/socket.c
index 3ca2fd9e372..088fb3fd45e 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -732,6 +732,21 @@ static int sock_recvmsg_nosec(struct socket *sock, struct msghdr *msg,
 	return ret;
 }
 
+/**
+ * kernel_recvmsg - Receive a message from a socket (kernel space)
+ * @sock:       The socket to receive the message from
+ * @msg:        Received message
+ * @vec:        Input s/g array for message data
+ * @num:        Size of input s/g array
+ * @size:       Number of bytes to read
+ * @flags:      Message flags (MSG_DONTWAIT, etc...)
+ *
+ * On return the msg structure contains the scatter/gather array passed in the
+ * vec argument. The array is modified so that it consists of the unfilled
+ * portion of the original array.
+ *
+ * The returned value is the total number of bytes received, or an error.
+ */
 int kernel_recvmsg(struct socket *sock, struct msghdr *msg,
 		   struct kvec *vec, size_t num, size_t size, int flags)
 {
diff --git a/net/x25/x25_link.c b/net/x25/x25_link.c
index 73e7b954ad2..b25c6463c3e 100644
--- a/net/x25/x25_link.c
+++ b/net/x25/x25_link.c
@@ -394,6 +394,7 @@ void __exit x25_link_free(void)
 	list_for_each_safe(entry, tmp, &x25_neigh_list) {
 		nb = list_entry(entry, struct x25_neigh, node);
 		__x25_remove_neigh(nb);
+		dev_put(nb->dev);
 	}
 	write_unlock_bh(&x25_neigh_list_lock);
 }
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index eb96ce52f17..220ebc05c7a 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -1268,7 +1268,7 @@ struct xfrm_state * xfrm_state_migrate(struct xfrm_state *x,
 
 	return xc;
 error:
-	kfree(xc);
+	xfrm_state_put(xc);
 	return NULL;
 }
 EXPORT_SYMBOL(xfrm_state_migrate);