netdev - Re: Possible bug in net/ipv4/route.c?

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Message-Id: <20100707.144611.63043873.davem@davemloft.net>
Date:	Wed, 07 Jul 2010 14:46:11 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	herbert@...dor.apana.org.au
Cc:	gjin@...com.com, shemminger@...tta.com, skavy@...com.com,
	linux-kernel@...r.kernel.org, gren@...com.com, msezgin@...com.com,
	silgen@...com.com, netdev@...r.kernel.org
Subject: Re: Possible bug in net/ipv4/route.c?

From: Herbert Xu <herbert@...dor.apana.org.au>
Date: Tue, 6 Jul 2010 15:29:28 +0800

> bridge: Clear IPCB before possible entry into IP stack
> 
> The bridge protocol lives dangerously by having incestuous relations
> with the IP stack.  In this instance an abomination has been created
> where a bogus IPCB area from a bridged packet leads to a crash in
> the IP stack because it's interpreted as IP options.
> 
> This patch papers over the problem by clearing the IPCB area in that
> particular spot.  To fix this properly we'd also need to parse any
> IP options if present but I'm way too lazy for that.
> 
> Signed-off-by: Herbert Xu <herbert@...dor.apana.org.au>

Applied, thanks a lot!
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