From: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com>
Date: Thu, 28 Jun 2012 02:57:47 +0000 (+0000)
Subject: netfilter: nfnetlink: check callbacks before using those in nfnetlink_rcv_msg
X-Git-Tag: v3.6-rc1~125^2~281^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=59560a38a379b6c9048620ee10711d3c0c5974b3;p=pandora-kernel.git

netfilter: nfnetlink: check callbacks before using those in nfnetlink_rcv_msg

nfnetlink_rcv_msg() might call a NULL callback which will cause NULL pointer
dereference.

Signed-off-by: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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