Re: potential NULL dereference in futex_wait_requeue_pi()

From: Dave Jones
Date: Wed Jul 18 2012 - 11:31:25 EST

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

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