From: Ulrich Weber <ulrich.weber@sophos.com>
Date: Wed, 2 Jan 2013 05:24:40 +0000 (+0000)
Subject: netfilter: ip6t_NPT: fix IPv6 NTP checksum calculation
X-Git-Tag: v3.8-rc3~8^2~1^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=429da4c0b1e59837ec946cdf0f04eb1899586923;p=pandora-kernel.git

netfilter: ip6t_NPT: fix IPv6 NTP checksum calculation

csum16_add() has a broken carry detection, should be:
sum += sum < (__force u16)b;

Instead of fixing csum16_add, remove the custom checksum
functions and use the generic csum_add/csum_sub ones.

Signed-off-by: Ulrich Weber <ulrich.weber@sophos.com>
Acked-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---

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