Upgrade to 4.4.50-rt62

[kvmfornfv.git] / kernel / drivers / gpu / drm / drm_gem.c

diff --git a/kernel/drivers/gpu/drm/drm_gem.c b/kernel/drivers/gpu/drm/drm_gem.c
index c7de454..b205224 100644 (file)
--- a/kernel/drivers/gpu/drm/drm_gem.c
+++ b/kernel/drivers/gpu/drm/drm_gem.c
@@ -338,27 +338,32 @@ drm_gem_handle_create_tail(struct drm_file *file_priv,
        spin_unlock(&file_priv->table_lock);
        idr_preload_end();
        mutex_unlock(&dev->object_name_lock);
-       if (ret < 0) {
-               drm_gem_object_handle_unreference_unlocked(obj);
-               return ret;
-       }
+       if (ret < 0)
+               goto err_unref;
+
        *handlep = ret;
 
        ret = drm_vma_node_allow(&obj->vma_node, file_priv->filp);
-       if (ret) {
-               drm_gem_handle_delete(file_priv, *handlep);
-               return ret;
-       }
+       if (ret)
+               goto err_remove;
 
        if (dev->driver->gem_open_object) {
                ret = dev->driver->gem_open_object(obj, file_priv);
-               if (ret) {
-                       drm_gem_handle_delete(file_priv, *handlep);
-                       return ret;
-               }
+               if (ret)
+                       goto err_revoke;
        }
 
        return 0;
+
+err_revoke:
+       drm_vma_node_revoke(&obj->vma_node, file_priv->filp);
+err_remove:
+       spin_lock(&file_priv->table_lock);
+       idr_remove(&file_priv->object_idr, *handlep);
+       spin_unlock(&file_priv->table_lock);
+err_unref:
+       drm_gem_object_handle_unreference_unlocked(obj);
+       return ret;
 }
 
 /**