Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/include/linux/rmi.h b/include/linux/rmi.h
index 5ef5c7c..7b22366 100644
--- a/include/linux/rmi.h
+++ b/include/linux/rmi.h
@@ -1,10 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2011-2016 Synaptics Incorporated
  * Copyright (c) 2011 Unixphere
- *
- * 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.
  */
 
 #ifndef _RMI_H