[CRYPTO] s390: Added missing driver name and priority

Accelerated versions of crypto algorithms must carry a distinct driver name
and priority in order to distinguish themselves from their generic counter-
part.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/arch/s390/crypto/sha256_s390.c b/arch/s390/crypto/sha256_s390.c
index f573df3..8e4e675 100644
--- a/arch/s390/crypto/sha256_s390.c
+++ b/arch/s390/crypto/sha256_s390.c
@@ -127,6 +127,8 @@
 
 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_sha256_ctx),