linux-kernel - Re: [PATCH] ocfs2: Fix NULL pointer dereferrence in __ocfs2_change_file

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Date:	Wed, 20 Jun 2012 16:18:23 -0700
From:	Mark Fasheh <mfasheh@...e.de>
To:	Luis Henriques <luis.henriques@...onical.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Bret Towe <magnade@...il.com>, linux-kernel@...r.kernel.org,
	ocfs2-devel@....oracle.com, jlbec@...lplan.org,
	sunil.mushran@...cle.com
Subject: Re: [PATCH] ocfs2: Fix NULL pointer dereferrence in __ocfs2_change_file_space

This should've been upstream a while ago  :/

On Wed, Jun 20, 2012 at 11:34:44PM +0100, Luis Henriques wrote:
> As ocfs2_fallocate() will invoke __ocfs2_change_file_space() with a NULL
> as the first parameter (file), it may trigger a NULL pointer dereferrence
> due to a missing check.  See http://bugs.launchpad.net/bugs/1006012.
> 
> Signed-off-by: Luis Henriques <luis.henriques@...onical.com>

Signed-off-by: Mark Fasheh <mfasheh@...e.de>
	--Mark

--
Mark Fasheh
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