diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index d059d86c3131..74b432d0b703 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -430,7 +430,7 @@ int btrfs_read_qgroup_config(struct btrfs_fs_info *fs_info)
 	}
 	btrfs_free_path(path);
 
-	if (ret)
+	if (ret < 0)
 		ulist_free(fs_info->qgroup_ulist);
 
 	return ret < 0 ? ret : 0;