linux-kernel - Re: [PATCH] drivers:ethernet:davinci_emac.c:Fixes flaw in mac address handling.

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Message-ID: <20141003204359.GA10110@sysresccd>
Date:	Fri, 3 Oct 2014 15:43:59 -0500
From:	Michael Welling <mwelling@...e.org>
To:	David Miller <davem@...emloft.net>
Cc:	tony@...mide.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drivers:ethernet:davinci_emac.c:Fixes flaw in mac
 address handling.

On Fri, Oct 03, 2014 at 01:03:05PM -0700, David Miller wrote:
> From: Michael Welling <mwelling@...e.org>
> Date: Wed,  1 Oct 2014 21:32:05 -0500
> 
> > The code currently checks the mac_addr variable that is clearly
> > zero'd out during allocation.
> > 
> > Further code is added to bring the mac_addr from the partial pdata.
> > 
> > Signed-off-by: Michael Welling <mwelling@...e.org>
> 
> I don't see anyone specifying a MAC address in the partial pdata,
> so better to just delete that field.
> 
> Even if people did, I am not so sure that the partial pdata should
> unconditionally trump an OF provided MAC address.

So should I just leave the code for handling the mac_addr field from the
partial pdata out or make it such that the mac_addr field is overriden 
if specified from the devicetree?

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