Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/input/input-compat.h b/drivers/input/input-compat.h
index 08cd755..3b7bb12 100644
--- a/drivers/input/input-compat.h
+++ b/drivers/input/input-compat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 #ifndef _INPUT_COMPAT_H
 #define _INPUT_COMPAT_H
 
@@ -5,10 +6,6 @@
  * 32bit compatibility wrappers for the input subsystem.
  *
  * Very heavily based on evdev.c - Copyright (c) 1999-2002 Vojtech Pavlik
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
  */
 
 #include <linux/compiler.h>