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Ville Syrjälä 56a91c4932 drm/dp/mst: Handle errors from drm_atomic_get_private_obj_state() correctly 
On failure drm_atomic_get_private_obj_state() returns and error
pointer instead of NULL. Adjust the checks in the callers to match.

Cc: stable@vger.kernel.org
Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Cc: Harry Wentland <harry.wentland@amd.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Fixes: edb1ed1ab7 ("drm/dp: Add DP MST helpers to atomically find and release vcpi slots")
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170712155102.26276-1-ville.syrjala@linux.intel.com
Reviewed-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
2017-07-13 19:28:43 +03:00
..
drm drm/dp/mst: Handle errors from drm_atomic_get_private_obj_state() correctly 2017-07-13 19:28:43 +03:00
host1x Linux 4.12-rc7 2017-06-27 08:28:30 +10:00
ipu-v3 Linux 4.12-rc5 2017-06-16 13:58:27 +10:00
vga Pointer for Markus's image conversion work. 2017-03-14 15:07:33 +01:00
Makefile