netdev - [PATCH net-next] ipv6: don't free static mem in the case of init

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Date:	Tue, 26 Mar 2013 00:25:25 +0800
From:	Hong Zhiguo <honkiko@...il.com>
To:	netdev@...r.kernel.org
Cc:	davem@...emloft.net, stephen@...workplumber.org,
	Hong Zhiguo <honkiko@...il.com>
Subject: [PATCH net-next] ipv6: don't free static mem in the case of init_net

Signed-off-by: Hong Zhiguo <honkiko@...il.com>
---
 net/ipv6/addrconf.c |    8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index fa36a67..1f5f51f 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -4891,10 +4891,14 @@ static int __net_init addrconf_init_net(struct net *net)
 err_reg_dflt:
 	__addrconf_sysctl_unregister(all);
 err_reg_all:
-	kfree(dflt);
+	if (dflt != &ipv6_devconf_dflt) {
+		kfree(dflt);
+	}
 #endif
 err_alloc_dflt:
-	kfree(all);
+	if (all != &ipv6_devconf) {
+		kfree(all);
+	}
 err_alloc_all:
 	return err;
 }
-- 
1.7.10.4

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