From: Wei Yongjun <yjwei@cn.fujitsu.com>
Date: Thu, 2 Jul 2009 16:59:49 +0000 (+0000)
Subject: xfrm6: fix the proto and ports decode of sctp protocol
X-Git-Tag: v2.6.31-rc3~70^2~30
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=59cae0092e4da753b5a2adb32933e0d1b223bcc5;p=pandora-kernel.git

xfrm6: fix the proto and ports decode of sctp protocol

The SCTP pushed the skb above the sctp chunk header, so the
check of pskb_may_pull(skb, nh + offset + 1 - skb->data) in
_decode_session6() will never return 0 and the ports decode
of sctp will always fail. (nh + offset + 1 - skb->data < 0)

Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

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