Patch "ipv6: fix bad free of addrconf_init_net" has been added to the 3.8-stable tree

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This is a note to let you know that I've just added the patch titled

    ipv6: fix bad free of addrconf_init_net

to the 3.8-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     ipv6-fix-bad-free-of-addrconf_init_net.patch
and it can be found in the queue-3.8 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.


>From 8c2c2758276caff3260b3fd6de56ea7114aeb434 Mon Sep 17 00:00:00 2001
From: Hong Zhiguo <honkiko@xxxxxxxxx>
Date: Tue, 26 Mar 2013 01:52:45 +0800
Subject: ipv6: fix bad free of addrconf_init_net


From: Hong Zhiguo <honkiko@xxxxxxxxx>

[ Upstream commit a79ca223e029aa4f09abb337accf1812c900a800 ]

Signed-off-by: Hong Zhiguo <honkiko@xxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 net/ipv6/addrconf.c |   26 ++++++++++----------------
 1 file changed, 10 insertions(+), 16 deletions(-)

--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -4787,26 +4787,20 @@ static void addrconf_sysctl_unregister(s
 
 static int __net_init addrconf_init_net(struct net *net)
 {
-	int err;
+	int err = -ENOMEM;
 	struct ipv6_devconf *all, *dflt;
 
-	err = -ENOMEM;
-	all = &ipv6_devconf;
-	dflt = &ipv6_devconf_dflt;
+	all = kmemdup(&ipv6_devconf, sizeof(ipv6_devconf), GFP_KERNEL);
+	if (all == NULL)
+		goto err_alloc_all;
 
-	if (!net_eq(net, &init_net)) {
-		all = kmemdup(all, sizeof(ipv6_devconf), GFP_KERNEL);
-		if (all == NULL)
-			goto err_alloc_all;
+	dflt = kmemdup(&ipv6_devconf_dflt, sizeof(ipv6_devconf_dflt), GFP_KERNEL);
+	if (dflt == NULL)
+		goto err_alloc_dflt;
 
-		dflt = kmemdup(dflt, sizeof(ipv6_devconf_dflt), GFP_KERNEL);
-		if (dflt == NULL)
-			goto err_alloc_dflt;
-	} else {
-		/* these will be inherited by all namespaces */
-		dflt->autoconf = ipv6_defaults.autoconf;
-		dflt->disable_ipv6 = ipv6_defaults.disable_ipv6;
-	}
+	/* these will be inherited by all namespaces */
+	dflt->autoconf = ipv6_defaults.autoconf;
+	dflt->disable_ipv6 = ipv6_defaults.disable_ipv6;
 
 	net->ipv6.devconf_all = all;
 	net->ipv6.devconf_dflt = dflt;


Patches currently in stable-queue which might be from honkiko@xxxxxxxxx are

queue-3.8/ipv6-fix-bad-free-of-addrconf_init_net.patch
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