From: Xi Wang <xi.wang@gmail.com>
Date: Sat, 5 Jan 2013 11:19:24 +0000 (+0000)
Subject: ipv4: fix NULL checking in devinet_ioctl()
X-Git-Tag: v3.8-rc3~8^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c7e2e1d72ed7707239d20525e0ebcad7e3303659;p=pandora-kernel.git

ipv4: fix NULL checking in devinet_ioctl()

The NULL pointer check `!ifa' should come before its first use.

[ Bug origin : commit fd23c3b31107e2fc483301ee923d8a1db14e53f4
  (ipv4: Add hash table of interface addresses) in linux-2.6.39 ]

Signed-off-by: Xi Wang <xi.wang@gmail.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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