[PATCH] drm/atomic: Add missing ERR_PTR casting

[Daniel Vetter]

This is an oversight from

commit f52b69f1ecfdd7ef6867a257620258c09e569552
Author: Daniel Vetter <daniel.vetter at ffwll.ch>
Date:   Wed Nov 19 18:38:08 2014 +0100

    drm/atomic: Don't overrun the connector array when hotplugging

Cc: Dave Airlie <airlied at redhat.com>
Cc: Rob Clark <robdclark at gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
---
 drivers/gpu/drm/drm_atomic.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index 3624632084e2..d3b46746b611 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -318,7 +318,7 @@ drm_atomic_get_connector_state(struct drm_atomic_state *state,
 	 */
 	if (index >= state->num_connector) {
 		DRM_DEBUG_KMS("Hot-added connector would overflow state array, restarting\n");
-		return -EAGAIN;
+		return ERR_PTR(-EAGAIN);
 	}
 
 	if (state->connector_states[index])
-- 
2.1.1