Merge branch 'master' into pm-sleep

* master: (848 commits)
  SELinux: Fix RCU deref check warning in sel_netport_insert()
  binary_sysctl(): fix memory leak
  mm/vmalloc.c: remove static declaration of va from __get_vm_area_node
  ipmi_watchdog: restore settings when BMC reset
  oom: fix integer overflow of points in oom_badness
  memcg: keep root group unchanged if creation fails
  nilfs2: potential integer overflow in nilfs_ioctl_clean_segments()
  nilfs2: unbreak compat ioctl
  cpusets: stall when updating mems_allowed for mempolicy or disjoint nodemask
  evm: prevent racing during tfm allocation
  evm: key must be set once during initialization
  mmc: vub300: fix type of firmware_rom_wait_states module parameter
  Revert "mmc: enable runtime PM by default"
  mmc: sdhci: remove "state" argument from sdhci_suspend_host
  x86, dumpstack: Fix code bytes breakage due to missing KERN_CONT
  IB/qib: Correct sense on freectxts increment and decrement
  RDMA/cma: Verify private data length
  cgroups: fix a css_set not found bug in cgroup_attach_proc
  oprofile: Fix uninitialized memory access when writing to writing to oprofilefs
  Revert "xen/pv-on-hvm kexec: add xs_reset_watches to shutdown watches from old kernel"
  ...

Conflicts:
	kernel/cgroup_freezer.c

6 files changed, 20 insertions, 8 deletions

diff --git a/net/core/dev.c b/net/core/dev.c
index 6ba50a1e404c..5a13edfc9f73 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1396,7 +1396,7 @@ rollback:
 	for_each_net(net) {
 		for_each_netdev(net, dev) {
 			if (dev == last)
-				break;
+				goto outroll;
 
 			if (dev->flags & IFF_UP) {
 				nb->notifier_call(nb, NETDEV_GOING_DOWN, dev);
@@ -1407,6 +1407,7 @@ rollback:
 		}
 	}
 
+outroll:
 	raw_notifier_chain_unregister(&netdev_chain, nb);
 	goto unlock;
 }
@@ -4282,6 +4283,12 @@ static int dev_seq_open(struct inode *inode, struct file *file)
 			    sizeof(struct dev_iter_state));
 }
 
+int dev_seq_open_ops(struct inode *inode, struct file *file,
+		     const struct seq_operations *ops)
+{
+	return seq_open_net(inode, file, ops, sizeof(struct dev_iter_state));
+}
+
 static const struct file_operations dev_seq_fops = {
 	.owner	 = THIS_MODULE,
 	.open    = dev_seq_open,
diff --git a/net/core/dev_addr_lists.c b/net/core/dev_addr_lists.c
index 277faef9148d..febba516db62 100644
--- a/net/core/dev_addr_lists.c
+++ b/net/core/dev_addr_lists.c
@@ -696,8 +696,7 @@ static const struct seq_operations dev_mc_seq_ops = {
 
 static int dev_mc_seq_open(struct inode *inode, struct file *file)
 {
-	return seq_open_net(inode, file, &dev_mc_seq_ops,
-			    sizeof(struct seq_net_private));
+	return dev_seq_open_ops(inode, file, &dev_mc_seq_ops);
 }
 
 static const struct file_operations dev_mc_seq_fops = {
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 039d51e6c284..5ac07d31fbc9 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -2397,7 +2397,10 @@ static struct pneigh_entry *pneigh_get_next(struct seq_file *seq,
 	struct net *net = seq_file_net(seq);
 	struct neigh_table *tbl = state->tbl;
 
-	pn = pn->next;
+	do {
+		pn = pn->next;
+	} while (pn && !net_eq(pneigh_net(pn), net));
+
 	while (!pn) {
 		if (++state->bucket > PNEIGH_HASHMASK)
 			break;
diff --git a/net/core/request_sock.c b/net/core/request_sock.c
index 182236b2510a..9b570a6a33c5 100644
--- a/net/core/request_sock.c
+++ b/net/core/request_sock.c
@@ -26,10 +26,11 @@
  * but then some measure against one socket starving all other sockets
  * would be needed.
  *
- * It was 128 by default. Experiments with real servers show, that
+ * The minimum value of it is 128. Experiments with real servers show that
  * it is absolutely not enough even at 100conn/sec. 256 cures most
- * of problems. This value is adjusted to 128 for very small machines
- * (<=32Mb of memory) and to 1024 on normal or better ones (>=256Mb).
+ * of problems.
+ * This value is adjusted to 128 for low memory machines,
+ * and it will increase in proportion to the memory of machine.
  * Note : Dont forget somaxconn that may limit backlog too.
  */
 int sysctl_max_syn_backlog = 256;
diff --git a/net/core/secure_seq.c b/net/core/secure_seq.c
index 025233de25f9..925991ae6f52 100644
--- a/net/core/secure_seq.c
+++ b/net/core/secure_seq.c
@@ -19,6 +19,7 @@ static int __init net_secret_init(void)
 }
 late_initcall(net_secret_init);
 
+#ifdef CONFIG_INET
 static u32 seq_scale(u32 seq)
 {
 	/*
@@ -33,6 +34,7 @@ static u32 seq_scale(u32 seq)
 	 */
 	return seq + (ktime_to_ns(ktime_get_real()) >> 6);
 }
+#endif
 
 #if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
 __u32 secure_tcpv6_sequence_number(const __be32 *saddr, const __be32 *daddr,
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 18a3cebb753d..3c30ee4a5710 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2230,7 +2230,7 @@ static int skb_prepare_for_shift(struct sk_buff *skb)
  * @shiftlen: shift up to this many bytes
  *
  * Attempts to shift up to shiftlen worth of bytes, which may be less than
- * the length of the skb, from tgt to skb. Returns number bytes shifted.
+ * the length of the skb, from skb to tgt. Returns number bytes shifted.
  * It's up to caller to free skb if everything was shifted.
  *
  * If @tgt runs out of frags, the whole operation is aborted.