netdev - Re: vlan/macvlan: fix NULL pointer dereferences in ethtool handlers

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Message-Id: <20090417.155943.174603790.davem@davemloft.net>
Date:	Fri, 17 Apr 2009 15:59:43 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	kaber@...sh.net
Cc:	netdev@...r.kernel.org
Subject: Re: vlan/macvlan: fix NULL pointer dereferences in ethtool handlers

From: Patrick McHardy <kaber@...sh.net>
Date: Fri, 17 Apr 2009 18:05:32 +0200

>     vlan/macvlan: fix NULL pointer dereferences in ethtool handlers
>     
>     Check whether the underlying device provides a set of ethtool ops before
>     checking for individual handlers to avoid NULL pointer dereferences.
>     
>     Reported-by: Art van Breemen <ard@...egraafnet.nl>
>     Signed-off-by: Patrick McHardy <kaber@...sh.net>

Applied, thanks Patrick.

These things beg for helper functions in my opinion.
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