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Date: Fri, 10 Feb 2017 22:02:43 +0100
From: Greg KH <gregkh@linuxfoundation.org>
To: koos vriezen <koos.vriezen@gmail.com>
Cc: stable <stable@vger.kernel.org>
Subject: Re: FAILED: patch "[PATCH] drm/atomic: Fix double free in
 drm_atomic_state_default_clear" failed to apply to 4.9-stable tree
Message-ID: <20170210210243.GA26049@kroah.com>
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On Wed, Feb 08, 2017 at 08:56:11PM +0100, koos vriezen wrote:
> Hi,
> 
> > The patch below does not apply to the 4.9-stable tree.
> > If someone wants it applied there, or to any other stable or longterm
> > tree, then please email the backport, including the original git commit
> > id to <stable@xxxxxxxxxxxxxxx>.
> 
> Commit  beaf5af48034c9e2ebb8b2b1fb12dc4d8aeba99e "drm/fence: add
> out-fences support" breaks backport of
> 92c715fca907686f5298220ece53423e38ba3aed "drm/atomic: Fix double free
> in drm_atomic_state_default_clear"
> 
> Dunno if this double free can happen in 4.9, but the
> drm_mode_atomic_ioctl function does only create call
> drm_pending_vblank_event which sets event->base.fence ||
> event->base.file_priv. So 92c715fca907686f5298220ece53423e38ba3aed
> makes sense.
> 
> Attached my backport. Runs fine for a few days for me.

Thanks for this, looks good!

greg k-h