From: Pablo Neira Ayuso <pablo@netfilter.org>
Date: Tue, 5 Aug 2014 15:25:59 +0000 (+0200)
Subject: netfilter: nf_tables: don't update chain with unset counters
X-Git-Tag: omap-for-v3.17/fixes-against-rc2~76^2~17^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b88825de8545ad252c31543fef13cadf4de7a2bc;p=pandora-kernel.git

netfilter: nf_tables: don't update chain with unset counters

Fix possible replacement of the per-cpu chain counters by null
pointer when updating an existing chain in the commit path.

Reported-by: Matteo Croce <technoboy85@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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