Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/include/crypto/sha256_base.h b/include/crypto/sha256_base.h
index d1f2195..cea60cf 100644
--- a/include/crypto/sha256_base.h
+++ b/include/crypto/sha256_base.h
@@ -1,13 +1,13 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * sha256_base.h - core logic for SHA-256 implementations
  *
  * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org>
- *
- * 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 _CRYPTO_SHA256_BASE_H
+#define _CRYPTO_SHA256_BASE_H
+
 #include <crypto/internal/hash.h>
 #include <crypto/sha.h>
 #include <linux/crypto.h>
@@ -22,34 +22,14 @@
 {
 	struct sha256_state *sctx = shash_desc_ctx(desc);
 
-	sctx->state[0] = SHA224_H0;
-	sctx->state[1] = SHA224_H1;
-	sctx->state[2] = SHA224_H2;
-	sctx->state[3] = SHA224_H3;
-	sctx->state[4] = SHA224_H4;
-	sctx->state[5] = SHA224_H5;
-	sctx->state[6] = SHA224_H6;
-	sctx->state[7] = SHA224_H7;
-	sctx->count = 0;
-
-	return 0;
+	return sha224_init(sctx);
 }
 
 static inline int sha256_base_init(struct shash_desc *desc)
 {
 	struct sha256_state *sctx = shash_desc_ctx(desc);
 
-	sctx->state[0] = SHA256_H0;
-	sctx->state[1] = SHA256_H1;
-	sctx->state[2] = SHA256_H2;
-	sctx->state[3] = SHA256_H3;
-	sctx->state[4] = SHA256_H4;
-	sctx->state[5] = SHA256_H5;
-	sctx->state[6] = SHA256_H6;
-	sctx->state[7] = SHA256_H7;
-	sctx->count = 0;
-
-	return 0;
+	return sha256_init(sctx);
 }
 
 static inline int sha256_base_do_update(struct shash_desc *desc,
@@ -126,3 +106,5 @@
 	*sctx = (struct sha256_state){};
 	return 0;
 }
+
+#endif /* _CRYPTO_SHA256_BASE_H */