diff --git a/drivers/gpu/drm/omapdrm/omap_gem.c b/drivers/gpu/drm/omapdrm/omap_gem.c
index f67f223c6479..662062cdba9d 100644
--- a/drivers/gpu/drm/omapdrm/omap_gem.c
+++ b/drivers/gpu/drm/omapdrm/omap_gem.c
@@ -1289,8 +1289,6 @@ struct drm_gem_object *omap_gem_new_dmabuf(struct drm_device *dev, size_t size,
 
 	omap_obj = to_omap_bo(obj);
 
-	mutex_lock(&omap_obj->lock);
-
 	omap_obj->sgt = sgt;
 
 	if (sgt->orig_nents == 1) {
@@ -1305,8 +1303,7 @@ struct drm_gem_object *omap_gem_new_dmabuf(struct drm_device *dev, size_t size,
 		pages = kcalloc(npages, sizeof(*pages), GFP_KERNEL);
 		if (!pages) {
 			omap_gem_free_object(obj);
-			obj = ERR_PTR(-ENOMEM);
-			goto done;
+			return ERR_PTR(-ENOMEM);
 		}
 
 		omap_obj->pages = pages;
@@ -1314,13 +1311,10 @@ struct drm_gem_object *omap_gem_new_dmabuf(struct drm_device *dev, size_t size,
 						       npages);
 		if (ret) {
 			omap_gem_free_object(obj);
-			obj = ERR_PTR(-ENOMEM);
-			goto done;
+			return ERR_PTR(-ENOMEM);
 		}
 	}
 
-done:
-	mutex_unlock(&omap_obj->lock);
 	return obj;
 }