[Intel-gfx] [PATCH 01/11] drm/i915: Fix oops in overlay due to frontbuffer trakcing

[Chris Wilson]

On Wed, Dec 07, 2016 at 07:28:03PM +0200, ville.syrjala at linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> The vma will be NULL if the overlay was previously off, so
> dereferencing it will oops. Check for NULL before doing that.
> 
> Cc: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
> Fixes: 9b3b7841b86d ("drm/i915/overlay: Use VMA as the primary tracker for images")
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>

Oops,
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre