Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/crypto/twofish_generic.c b/crypto/twofish_generic.c
index 07e6243..4f7c033 100644
--- a/crypto/twofish_generic.c
+++ b/crypto/twofish_generic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Twofish for CryptoAPI
  *
@@ -12,20 +13,6 @@
  * code and thus put it in the public domain. The subsequent authors 
  * have put this under the GNU General Public License.
  *
- * 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.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- * 
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- *
- *
  * This code is a "clean room" implementation, written from the paper
  * _Twofish: A 128-Bit Block Cipher_ by Bruce Schneier, John Kelsey,
  * Doug Whiting, David Wagner, Chris Hall, and Niels Ferguson, available
@@ -205,7 +192,7 @@
 	crypto_unregister_alg(&alg);
 }
 
-module_init(twofish_mod_init);
+subsys_initcall(twofish_mod_init);
 module_exit(twofish_mod_fini);
 
 MODULE_LICENSE("GPL");