Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/include/linux/auto_fs.h b/include/linux/auto_fs.h
index b8f814c..893f952 100644
--- a/include/linux/auto_fs.h
+++ b/include/linux/auto_fs.h
@@ -1,9 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  * Copyright 1997 Transmeta Corporation - All Rights Reserved
- *
- * This file is part of the Linux kernel and is made available under
- * the terms of the GNU General Public License, version 2, or at your
- * option, any later version, incorporated herein by reference.
  */
 
 #ifndef _LINUX_AUTO_FS_H