diff --git a/components/dfs/filesystems/elmfat/dfs_elm.c b/components/dfs/filesystems/elmfat/dfs_elm.c
index a8c724d8ad979b23191d944a6fce8e249872ab6b..7c4ecb1baf5640ac0ca71fb02afe8f9e354cba22 100644
--- a/components/dfs/filesystems/elmfat/dfs_elm.c
+++ b/components/dfs/filesystems/elmfat/dfs_elm.c
@@ -309,6 +309,9 @@ int dfs_elm_open(struct dfs_fd *file)
 		fd = (FIL *)rt_malloc(sizeof(FIL));
 		if (fd == RT_NULL)
 		{
+#if _VOLUMES > 1
+			rt_free(drivers_fn);
+#endif
 			return -DFS_STATUS_ENOMEM;
 		}