Merge branch 'master' into next

Conflicts:
	fs/cifs/misc.c

Merge to resolve above, per the patch below.

Signed-off-by: James Morris <jmorris@namei.org>

diff --cc fs/cifs/misc.c
index ec36410,addd1dc..0000000
--- a/fs/cifs/misc.c
+++ b/fs/cifs/misc.c
@@@ -347,13 -338,13 +338,13 @@@ header_assemble(struct smb_hdr *buffer
  		/*  BB Add support for establishing new tCon and SMB Session  */
  		/*      with userid/password pairs found on the smb session   */
  		/*	for other target tcp/ip addresses 		BB    */
 -				if (current->fsuid != treeCon->ses->linux_uid) {
 +				if (current_fsuid() != treeCon->ses->linux_uid) {
  					cFYI(1, ("Multiuser mode and UID "
  						 "did not match tcon uid"));
- 					read_lock(&GlobalSMBSeslock);
- 					list_for_each(temp_item, &GlobalSMBSessionList) {
- 						ses = list_entry(temp_item, struct cifsSesInfo, cifsSessionList);
+ 					read_lock(&cifs_tcp_ses_lock);
+ 					list_for_each(temp_item, &treeCon->ses->server->smb_ses_list) {
+ 						ses = list_entry(temp_item, struct cifsSesInfo, smb_ses_list);
 -						if (ses->linux_uid == current->fsuid) {
 +						if (ses->linux_uid == current_fsuid()) {
  							if (ses->server == treeCon->ses->server) {
  								cFYI(1, ("found matching uid substitute right smb_uid"));
  								buffer->Uid = ses->Suid;

8 files changed, 30 insertions, 12 deletions

diff --git a/net/9p/Kconfig b/net/9p/Kconfig
index c42c0c4..0663f99 100644
--- a/net/9p/Kconfig
+++ b/net/9p/Kconfig
@@ -13,22 +13,24 @@ menuconfig NET_9P
 
 	  If unsure, say N.
 
+if NET_9P
+
 config NET_9P_VIRTIO
-	depends on NET_9P && EXPERIMENTAL && VIRTIO
+	depends on EXPERIMENTAL && VIRTIO
 	tristate "9P Virtio Transport (Experimental)"
 	help
 	  This builds support for a transports between
 	  guest partitions and a host partition.
 
 config NET_9P_RDMA
-	depends on NET_9P && INFINIBAND && EXPERIMENTAL
+	depends on INET && INFINIBAND && EXPERIMENTAL
 	tristate "9P RDMA Transport (Experimental)"
 	help
-	  This builds support for a RDMA transport.
+	  This builds support for an RDMA transport.
 
 config NET_9P_DEBUG
 	bool "Debug information"
-	depends on NET_9P
 	help
 	  Say Y if you want the 9P subsystem to log debug information.
 
+endif
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 31f29d2..4dfb6b4 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -878,7 +878,9 @@ static int do_setlink(struct net_device *dev, struct ifinfomsg *ifm,
 		if (ifm->ifi_change)
 			flags = (flags & ifm->ifi_change) |
 				(dev->flags & ~ifm->ifi_change);
-		dev_change_flags(dev, flags);
+		err = dev_change_flags(dev, flags);
+		if (err < 0)
+			goto errout;
 	}
 
 	if (tb[IFLA_TXQLEN])
diff --git a/net/core/scm.c b/net/core/scm.c
index 1e17949..b7ba91b 100644
--- a/net/core/scm.c
+++ b/net/core/scm.c
@@ -77,7 +77,6 @@ static int scm_fp_copy(struct cmsghdr *cmsg, struct scm_fp_list **fplp)
 		if (!fpl)
 			return -ENOMEM;
 		*fplp = fpl;
-		INIT_LIST_HEAD(&fpl->list);
 		fpl->count = 0;
 	}
 	fpp = &fpl->fp[fpl->count];
@@ -303,7 +302,6 @@ struct scm_fp_list *scm_fp_dup(struct scm_fp_list *fpl)
 
 	new_fpl = kmalloc(sizeof(*fpl), GFP_KERNEL);
 	if (new_fpl) {
-		INIT_LIST_HEAD(&new_fpl->list);
 		for (i=fpl->count-1; i>=0; i--)
 			get_file(fpl->fp[i]);
 		memcpy(new_fpl, fpl, sizeof(*fpl));
diff --git a/net/core/sock.c b/net/core/sock.c
index 5e2a313..341e394 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -136,7 +136,6 @@
 static struct lock_class_key af_family_keys[AF_MAX];
 static struct lock_class_key af_family_slock_keys[AF_MAX];
 
-#ifdef CONFIG_DEBUG_LOCK_ALLOC
 /*
  * Make lock validator output more readable. (we pre-construct these
  * strings build-time, so that runtime initialization of socket
@@ -187,7 +186,6 @@ static const char *af_family_clock_key_strings[AF_MAX+1] = {
   "clock-AF_RXRPC" , "clock-AF_ISDN"     , "clock-AF_PHONET"   ,
   "clock-AF_MAX"
 };
-#endif
 
 /*
  * sk_callback_lock locking rules are per-address-family,
diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c
index 861978a..cfb38ac 100644
--- a/net/ipv4/ip_input.c
+++ b/net/ipv4/ip_input.c
@@ -209,9 +209,17 @@ static int ip_local_deliver_finish(struct sk_buff *skb)
 
 		hash = protocol & (MAX_INET_PROTOS - 1);
 		ipprot = rcu_dereference(inet_protos[hash]);
-		if (ipprot != NULL && (net == &init_net || ipprot->netns_ok)) {
+		if (ipprot != NULL) {
 			int ret;
 
+			if (!net_eq(net, &init_net) && !ipprot->netns_ok) {
+				if (net_ratelimit())
+					printk("%s: proto %d isn't netns-ready\n",
+						__func__, protocol);
+				kfree_skb(skb);
+				goto out;
+			}
+
 			if (!ipprot->no_policy) {
 				if (!xfrm4_policy_check(NULL, XFRM_POLICY_IN, skb)) {
 					kfree_skb(skb);
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index 410046a..e44deb8 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -661,6 +661,11 @@ int datagram_send_ctl(struct net *net,
 			switch (rthdr->type) {
 #if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
 			case IPV6_SRCRT_TYPE_2:
+				if (rthdr->hdrlen != 2 ||
+				    rthdr->segments_left != 1) {
+					err = -EINVAL;
+					goto exit_f;
+				}
 				break;
 #endif
 			default:
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index 4e5eac3..2aa294b 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -366,11 +366,16 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
 		}
 
 		/* routing header option needs extra check */
+		retv = -EINVAL;
 		if (optname == IPV6_RTHDR && opt && opt->srcrt) {
 			struct ipv6_rt_hdr *rthdr = opt->srcrt;
 			switch (rthdr->type) {
 #if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
 			case IPV6_SRCRT_TYPE_2:
+				if (rthdr->hdrlen != 2 ||
+				    rthdr->segments_left != 1)
+					goto sticky_done;
+
 				break;
 #endif
 			default:
diff --git a/net/phonet/af_phonet.c b/net/phonet/af_phonet.c
index defeb7a..7ab30f6 100644
--- a/net/phonet/af_phonet.c
+++ b/net/phonet/af_phonet.c
@@ -144,8 +144,8 @@ static int pn_send(struct sk_buff *skb, struct net_device *dev,
 	struct phonethdr *ph;
 	int err;
 
-	if (skb->len + 2 > 0xffff) {
-		/* Phonet length field would overflow */
+	if (skb->len + 2 > 0xffff /* Phonet length field limit */ ||
+	    skb->len + sizeof(struct phonethdr) > dev->mtu) {
 		err = -EMSGSIZE;
 		goto drop;
 	}