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

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Date:	Fri, 15 Apr 2011 08:20:22 +0900
From:	Hiroaki SHIMODA <shimoda.hiroaki@...il.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	Stephen Hemminger <shemminger@...tta.com>,
	David Miller <davem@...emloft.net>, lkml@...tdoyle.com,
	netdev@...r.kernel.org
Subject: Re: [PATCH v2] ip: ip_options_compile() resilient to NULL skb route

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>

Thanks.
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