From mboxrd@z Thu Jan  1 00:00:00 1970
From: daniel@ffwll.ch (Daniel Vetter)
Date: Tue, 7 Jun 2016 16:40:58 +0200
Subject: HDLCD crashes with 6d910bfa809e
In-Reply-To: <5756B8A8.8000902@arm.com>
References: <5756B8A8.8000902@arm.com>
Message-ID: <20160607144058.GB3363@phenom.ffwll.local>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On Tue, Jun 07, 2016 at 01:06:00PM +0100, Robin Murphy wrote:
> Hi Daniel, Liviu,
> 
> Having just inadvertently merged -next into my working branch, I find
> dev6d910bfa809e ("drm/hlcd: Use lockless gem BO free callback") adversely
> affecting my board's ability to boot ;)
> 
> Since I (intentionally) don't have sufficient CMA to create a framebuffer,
> drm_gem_cma_create() fails, unconditionally calls the now-NULL
> drm->driver->gem_free_object() in its cleanup path, and fiery death
> ensues...

Please make sure you have the drm fixes from 4.7-rc2 included, this issue
is fixed there.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch