crypto: sha-s390 - Switch to shash

This patch converts the S390 sha algorithms to the new shash interface.

With fixes by Jan Glauber.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 21 insertions, 19 deletions

diff --git a/arch/s390/crypto/sha256_s390.c b/arch/s390/crypto/sha256_s390.c
index 19c03fb..f9fefc5 100644
--- a/arch/s390/crypto/sha256_s390.c
+++ b/arch/s390/crypto/sha256_s390.c
@@ -16,17 +16,17 @@
  * any later version.
  *
  */
+#include <crypto/internal/hash.h>
 #include <linux/init.h>
 #include <linux/module.h>
-#include <linux/crypto.h>
 #include <crypto/sha.h>
 
 #include "crypt_s390.h"
 #include "sha.h"
 
-static void sha256_init(struct crypto_tfm *tfm)
+static int sha256_init(struct shash_desc *desc)
 {
-	struct s390_sha_ctx *sctx = crypto_tfm_ctx(tfm);
+	struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
 
 	sctx->state[0] = SHA256_H0;
 	sctx->state[1] = SHA256_H1;
@@ -38,22 +38,24 @@ static void sha256_init(struct crypto_tfm *tfm)
 	sctx->state[7] = SHA256_H7;
 	sctx->count = 0;
 	sctx->func = KIMD_SHA_256;
+
+	return 0;
 }
 
-static struct crypto_alg alg = {
-	.cra_name	=	"sha256",
-	.cra_driver_name =	"sha256-s390",
-	.cra_priority	=	CRYPT_S390_PRIORITY,
-	.cra_flags	=	CRYPTO_ALG_TYPE_DIGEST,
-	.cra_blocksize	=	SHA256_BLOCK_SIZE,
-	.cra_ctxsize	=	sizeof(struct s390_sha_ctx),
-	.cra_module	=	THIS_MODULE,
-	.cra_list	=	LIST_HEAD_INIT(alg.cra_list),
-	.cra_u		=	{ .digest = {
-	.dia_digestsize	=	SHA256_DIGEST_SIZE,
-	.dia_init	=	sha256_init,
-	.dia_update	=	s390_sha_update,
-	.dia_final	=	s390_sha_final } }
+static struct shash_alg alg = {
+	.digestsize	=	SHA256_DIGEST_SIZE,
+	.init		=	sha256_init,
+	.update		=	s390_sha_update,
+	.final		=	s390_sha_final,
+	.descsize	=	sizeof(struct s390_sha_ctx),
+	.base		=	{
+		.cra_name	=	"sha256",
+		.cra_driver_name=	"sha256-s390",
+		.cra_priority	=	CRYPT_S390_PRIORITY,
+		.cra_flags	=	CRYPTO_ALG_TYPE_SHASH,
+		.cra_blocksize	=	SHA256_BLOCK_SIZE,
+		.cra_module	=	THIS_MODULE,
+	}
 };
 
 static int sha256_s390_init(void)
@@ -61,12 +63,12 @@ static int sha256_s390_init(void)
 	if (!crypt_s390_func_available(KIMD_SHA_256))
 		return -EOPNOTSUPP;
 
-	return crypto_register_alg(&alg);
+	return crypto_register_shash(&alg);
 }
 
 static void __exit sha256_s390_fini(void)
 {
-	crypto_unregister_alg(&alg);
+	crypto_unregister_shash(&alg);
 }
 
 module_init(sha256_s390_init);