From: Stephen Hemminger <shemminger@vyatta.com>
Date: Wed, 17 Jun 2009 12:17:34 +0000 (+0000)
Subject: skbuff: don't corrupt mac_header on skb expansion
X-Git-Tag: v2.6.31-rc1~140^2~24
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=603a8bbe62e54108055fca46ecdd611c10c6cd0a;p=pandora-kernel.git

skbuff: don't corrupt mac_header on skb expansion

The skb mac_header field is sometimes NULL (or ~0u) as a sentinel
value. The places where skb is expanded add an offset which would
change this flag into an invalid pointer (or offset).

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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