linux-kernel - Re: [PATCH] net: calxedaxgmac: throw away overrun frames

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Message-Id: <20130118.141506.2118336604190817703.davem@davemloft.net>
Date:	Fri, 18 Jan 2013 14:15:06 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	robherring2@...il.com
Cc:	netdev@...r.kernel.org, rob.herring@...xeda.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: calxedaxgmac: throw away overrun frames

From: Rob Herring <robherring2@...il.com>
Date: Wed, 16 Jan 2013 17:36:37 -0600

> From: Rob Herring <rob.herring@...xeda.com>
> 
> The xgmac driver assumes 1 frame per descriptor. If a frame larger than
> the descriptor's buffer size is received, the frame will spill over into
> the next descriptor. So check for received frames that span more than one
> descriptor and discard them. This prevents a crash if we receive erroneous
> large packets.
> 
> Signed-off-by: Rob Herring <rob.herring@...xeda.com>

Applied.
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