linux-kernel - Re: [PATCHv2 08/11] fec: fix uninitialized rx buffer usage

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Message-ID: <fa686aa41002031038i6b058c92g39bcf948cc9cb3ce@mail.gmail.com>
Date:	Wed, 3 Feb 2010 11:38:32 -0700
From:	Grant Likely <grant.likely@...retlab.ca>
To:	Amit Kucheria <amit.kucheria@...onical.com>
Cc:	List Linux Kernel <linux-kernel@...r.kernel.org>,
	Rob Herring <r.herring@...escale.com>,
	"David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux@....linux.org.uk,
	s.hauer@...gutronix.de, valentin.longchamp@...l.ch,
	daniel@...aq.de, Dinh.Nguyen@...escale.com, bryan.wu@...onical.com
Subject: Re: [PATCHv2 08/11] fec: fix uninitialized rx buffer usage

On Wed, Feb 3, 2010 at 11:33 AM, Amit Kucheria
<amit.kucheria@...onical.com> wrote:
> On Wed, Feb 3, 2010 at 8:46 AM, Grant Likely <grant.likely@...retlab.ca> wrote:
>> On Tue, Feb 2, 2010 at 10:16 PM, Amit Kucheria
>> <amit.kucheria@...onical.com> wrote:
>>> From: Rob Herring <r.herring@...escale.com>
>>>
>>> The fec driver was enabling receive buffer descriptor without allocating
>>> the buffers. Make sure the buffer descriptors are initialized to not
>>> start receiving packets.
>>>
>>> Open also calls fec_restart after the rx buffers are allocated. With the code
>>> in fec_restart, it zeroes out the buffer descriptors that have just been
>>> setup.
>>
>> fec related patches 8 & 9 look okay to me.
>>
>> g.
>>
>> --
>> Grant Likely, B.Sc., P.Eng.
>> Secret Lab Technologies Ltd.
>
> Can I take that as an Acked-by?

of course.

g.
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