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 19c03fb6ba7e..f9fefc569632 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);