netdev - Re: [PATCH] aoe: reserve enough headroom on skbs

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Message-Id: <20130328.143054.1501826894226585575.davem@davemloft.net>
Date:	Thu, 28 Mar 2013 14:30:54 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	daveo@...mit.edu, ecashin@...aid.com, macro@...ux-mips.org,
	netdev@...r.kernel.org
Subject: Re: [PATCH] aoe: reserve enough headroom on skbs

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Wed, 27 Mar 2013 21:28:41 -0700

> From: Eric Dumazet <edumazet@...gle.com>
> 
> Some network drivers use a non default hard_header_len
> 
> Transmitted skb should take into account dev->hard_header_len, or risk
> crashes or expensive reallocations.
> 
> In the case of aoe, lets reserve MAX_HEADER bytes.
> 
> David reported a crash in defxx driver, solved by this patch.
> 
> Reported-by: David Oostdyk <daveo@...mit.edu>
> Tested-by: David Oostdyk <daveo@...mit.edu>
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>

Applied and queued up for -stable, thanks.
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