From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Wed, 24 Apr 2013 02:48:23 +0000 (+0800)
Subject: drm/tegra: fix missing unlock on error
X-Git-Tag: next-20130607~58^2~12
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=b6f2056f3b259960b0cb6a6cf440b89f2567d586;p=karo-tx-linux.git

drm/tegra: fix missing unlock on error

Add the missing unlock before return from function host1x_drm_init() and
host1x_drm_exit() in the error handling case.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
---

diff --git a/drivers/gpu/host1x/drm/drm.c b/drivers/gpu/host1x/drm/drm.c
index 78b07db37cf8..66629f398f11 100644
--- a/drivers/gpu/host1x/drm/drm.c
+++ b/drivers/gpu/host1x/drm/drm.c
@@ -148,6 +148,7 @@ int host1x_drm_init(struct host1x_drm *host1x, struct drm_device *drm)
 				dev_err(host1x->dev,
 					"DRM setup failed for %s: %d\n",
 					dev_name(client->dev), err);
+				mutex_unlock(&host1x->clients_lock);
 				return err;
 			}
 		}
@@ -175,6 +176,7 @@ int host1x_drm_exit(struct host1x_drm *host1x)
 				dev_err(host1x->dev,
 					"DRM cleanup failed for %s: %d\n",
 					dev_name(client->dev), err);
+				mutex_unlock(&host1x->clients_lock);
 				return err;
 			}
 		}