diff --git a/fs/btrfs/dir-item.c b/fs/btrfs/dir-item.c
index decf86e..9705634 100644
--- a/fs/btrfs/dir-item.c
+++ b/fs/btrfs/dir-item.c
@@ -93,7 +93,7 @@
 	struct btrfs_path path;
 	struct btrfs_key key, *found_key;
 	struct btrfs_dir_item *item;
-	int res;
+	int res = 0;
 
 	key.objectid = dir;
 	key.type = BTRFS_DIR_INDEX_KEY;