From 10bf573bc10f50f316764418c704309b02cd1246 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= <ville.syrjala@linux.intel.com>
Date: Tue, 20 Dec 2011 00:06:41 +0200
Subject: [PATCH] drm: plane: mutex_unlock() was missing
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Unlock the mode_config mutex if drm_plane_init() fails.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---
 drivers/gpu/drm/drm_crtc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 255658906fc..7cb02f63b8e 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -566,6 +566,7 @@ int drm_plane_init(struct drm_device *dev, struct drm_plane *plane,
 	if (!plane->format_types) {
 		DRM_DEBUG_KMS("out of memory when allocating plane\n");
 		drm_mode_object_put(dev, &plane->base);
+		mutex_unlock(&dev->mode_config.mutex);
 		return -ENOMEM;
 	}
 
-- 
2.20.1