Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/crypto/compress.c b/crypto/compress.c
index f2d5229..e9edf85 100644
--- a/crypto/compress.c
+++ b/crypto/compress.c
@@ -1,15 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Cryptographic API.
  *
  * Compression operations.
  *
  * Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
  */
 #include <linux/types.h>
 #include <linux/crypto.h>