netdev - Re: [PATCH v2] ip: ip_options_compile() resilient to NULL skb route

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Message-Id: <20110414.232647.226789205.davem@davemloft.net>
Date:	Thu, 14 Apr 2011 23:26:47 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	shimoda.hiroaki@...il.com
Cc:	eric.dumazet@...il.com, shemminger@...tta.com, lkml@...tdoyle.com,
	netdev@...r.kernel.org
Subject: Re: [PATCH v2] ip: ip_options_compile() resilient to NULL skb route

From: Hiroaki SHIMODA <shimoda.hiroaki@...il.com>
Date: Fri, 15 Apr 2011 08:20:22 +0900

> On Thu, 14 Apr 2011 17:55:37 +0200
> Eric Dumazet <eric.dumazet@...il.com> wrote:
> 
>> Scot Doyle demonstrated ip_options_compile() could be called with an skb
>> without an attached route, using a setup involving a bridge, netfilter,
>> and forged IP packets.
>> 
>> Let's make ip_options_compile() and ip_options_rcv_srr() a bit more
>> robust, instead of changing bridge/netfilter code.
>> 
>> With help from Hiroaki SHIMODA.
>> 
>> Reported-by: Scot Doyle <lkml@...tdoyle.com>
>> Signed-off-by: Eric Dumazet <eric.dumazet@...il.com>
>> Cc: Stephen Hemminger <shemminger@...tta.com>
>> Cc: Hiroaki SHIMODA <shimoda.hiroaki@...il.com>
> Acked-by: Hiroaki SHIMODA <shimoda.hiroaki@...il.com>

Applied, thanks everyone.
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