netdev - Re: [PATCH v2 2/4] packet: Add fanout support.

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Message-Id: <20110705.090844.483261881012193967.davem@davemloft.net>
Date:	Tue, 05 Jul 2011 09:08:44 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	victor@...iniac.net, netdev@...r.kernel.org
Subject: Re: [PATCH v2 2/4] packet: Add fanout support.

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Tue, 05 Jul 2011 18:04:00 +0200

> There is a small window where __fanout_link(sk, po) is not yet called,
> but packets can be received on other cpus since dev_add_pack() was
> called.
> 
> There is no divide by 0, but fanout_demux_hash() can return a NULL sk,
> thus we can crash...

Indeed, you're right, I'll fix this.
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