On Wed, Jan 18, 2017 at 02:34:28PM +0200, Ander Conselvan de Oliveira wrote:
> The error paths in hsw_trans_edp_pipe_A_crc_wa() and
> intel_prepare_reset() would potentially call drm_atomic_state_put with a
> NULL state, which would lead to a NULL pointer dereference.
>
> Found by coverity.
>
> v2: Improve the error paths. (Chris)
>
> Fixes: 0853695c3ba4 ("drm: Add reference counting to drm_atomic_state")
> Cc: Chris Wilson <ch...@chris-wilson.co.uk>
> Cc: Daniel Vetter <daniel.vet...@ffwll.ch>
> Cc: <drm-intel-fi...@lists.freedesktop.org> # v4.10-rc1+
> Signed-off-by: Ander Conselvan de Oliveira
> <ander.conselvan.de.olive...@intel.com>
Reviewed-by: Chris Wilson <ch...@chris-wilson.co.uk>
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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