From: Alexander Drozdov <al.drozdov@gmail.com>
Date: Tue, 17 Feb 2015 10:33:46 +0000 (+0300)
Subject: ipv4: ip_check_defrag should correctly check return value of skb_copy_bits
X-Git-Tag: v3.2.69~163
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=aafdaa379ae3fb58acefa092b8edc3a64c929bb9;p=pandora-kernel.git

ipv4: ip_check_defrag should correctly check return value of skb_copy_bits

commit fba04a9e0c869498889b6445fd06cbe7da9bb834 upstream.

skb_copy_bits() returns zero on success and negative value on error,
so it is needed to invert the condition in ip_check_defrag().

Fixes: 1bf3751ec90c ("ipv4: ip_check_defrag must not modify skb before unsharing")
Signed-off-by: Alexander Drozdov <al.drozdov@gmail.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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