linux-kernel - Re: potential NULL dereference in futex_wait_requeue

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Message-ID: <20120718153123.GA24408@redhat.com>
Date:	Wed, 18 Jul 2012 11:31:23 -0400
From:	Dave Jones <davej@...hat.com>
To:	Dan Carpenter <dan.carpenter@...cle.com>
Cc:	Darren Hart <dvhart@...ux.intel.com>, linux-kernel@...r.kernel.org
Subject: Re: potential NULL dereference in futex_wait_requeue_pi()

On Wed, Jul 18, 2012 at 05:25:14PM +0300, Dan Carpenter wrote:
 > Hi Darren,
 > 
 > The patch 52400ba94675: "futex: add requeue_pi functionality" from
 > Apr 3, 2009, leads to the following warning:
 > kernel/futex.c:2373 futex_wait_requeue_pi()
 > 	 error: potential NULL dereference 'pi_mutex'.

This sounds like the oops I saw that I reported at https://lkml.org/lkml/2012/7/13/328

	Dave
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