netdev - Re: [net-next PATCH 2/2] igb: do not allow phy sw reset code to make calls to null pointers

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Message-Id: <20090914.170903.87884938.davem@davemloft.net>
Date:	Mon, 14 Sep 2009 17:09:03 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	jeffrey.t.kirsher@...el.com
Cc:	netdev@...r.kernel.org, gospo@...hat.com,
	alexander.h.duyck@...el.com, donald.c.skidmore@...el.com
Subject: Re: [net-next PATCH 2/2] igb: do not allow phy sw reset code to
 make calls to null pointers

From: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Date: Mon, 14 Sep 2009 11:23:13 -0700

> From: Alexander Duyck <alexander.h.duyck@...el.com>
> 
> In the case of fiber and serdes adapters we were seeing issues with ethtool
> -t causing kernel panics due to null function pointers.  To prevent this we
> need to exit out of the phy reset code in the event that we do not have a
> valid phy.
> 
> Signed-off-by: Alexander Duyck <alexander.h.duyck@...el.com>
> Signed-off-by: Don Skidmore <donald.c.skidmore@...el.com>

Applied.
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