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Commit ff6fdbed authored by Maarten Maathuis's avatar Maarten Maathuis Committed by Dave Airlie
Browse files

drm/crtc_helper: avoid NULL-pointer dereference when encoder is NULL 



Signed-off-by: default avatarMaarten Maathuis <madman2003@gmail.com>
Signed-off-by: default avatarDave Airlie <airlied@linux.ie>
parent 9c552dd7

drivers/gpu/drm/drm_crtc_helper.c

+2 −1
Original line number Diff line number Diff line
@@ -842,6 +842,7 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set) 
			/* If the encoder is reused for another connector, then

			 * the appropriate crtc will be set later.

			 */

			if (connector->encoder)

				connector->encoder->crtc = NULL;

			connector->encoder = new_encoder;

		}