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[PATCHv2,04/31] drm/omap: drm_atomic_get_plane_state() may return ERR_PTR

Message ID 1456479379-6086-5-git-send-email-tomi.valkeinen@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Tomi Valkeinen Feb. 26, 2016, 9:35 a.m. UTC 
From: Jyri Sarha <jsarha@ti.com>

drm_atomic_get_plane_state() may return ERR_PTR. Handle
drm_atomic_get_plane_state() return values right in
omap_crtc_atomic_set_property().

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
 drivers/gpu/drm/omapdrm/omap_crtc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/gpu/drm/omapdrm/omap_crtc.c b/drivers/gpu/drm/omapdrm/omap_crtc.c
index 7dd3d44a93e5..f5b19d18fa8b 100644
--- a/drivers/gpu/drm/omapdrm/omap_crtc.c
+++ b/drivers/gpu/drm/omapdrm/omap_crtc.c
@@ -433,8 +433,8 @@  static int omap_crtc_atomic_set_property(struct drm_crtc *crtc,
 	 */
 
 	plane_state = drm_atomic_get_plane_state(state->state, plane);
-	if (!plane_state)
-		return -EINVAL;
+	if (IS_ERR(plane_state))
+		return PTR_ERR(plane_state);
 
 	return drm_atomic_plane_set_property(plane, plane_state, property, val);
 }