Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/crypto/ecdh.c b/crypto/ecdh.c
index bf63001..bd59905 100644
--- a/crypto/ecdh.c
+++ b/crypto/ecdh.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /* ECDH key-agreement protocol
  *
  * Copyright (c) 2016, Intel Corporation
  * Authors: Salvator Benedetto <salvatore.benedetto@intel.com>
- *
- * 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/module.h>
@@ -166,7 +162,7 @@
 	crypto_unregister_kpp(&ecdh);
 }
 
-module_init(ecdh_init);
+subsys_initcall(ecdh_init);
 module_exit(ecdh_exit);
 MODULE_ALIAS_CRYPTO("ecdh");
 MODULE_LICENSE("GPL");