From: Stephen Hemminger <shemminger@vyatta.com>
Date: Fri, 27 Mar 2009 07:38:45 +0000 (-0700)
Subject: gianfar: fix headroom expansion code
X-Git-Tag: v2.6.30-rc1~642^2~44
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=54dc79fe0d895758bdaa1dcf8512d3d21263d105;p=pandora-kernel.git

gianfar: fix headroom expansion code

The code that was added to increase headroom was wrong.
It doesn't handle the case where gfar_add_fcb() changes the skb.
Better to do check at start of transmit (outside of lock), where
error handling is better anyway.

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