crypto: ghash-ce - mark GHASH ARMv8 vmull.p64 helper ciphers

Flag all GHASH ARMv8 vmull.p64 helper ciphers as internal ciphers
to prevent them from being called by normal users.

Signed-off-by: Stephan Mueller <smueller@chronox.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/arch/arm/crypto/ghash-ce-glue.c b/arch/arm/crypto/ghash-ce-glue.c
index 8c959d1..03a39fe 100644 (file)
--- a/arch/arm/crypto/ghash-ce-glue.c
+++ b/arch/arm/crypto/ghash-ce-glue.c
@@ -141,7 +141,7 @@ static struct shash_alg ghash_alg = {
                .cra_name       = "ghash",
                .cra_driver_name = "__driver-ghash-ce",
                .cra_priority   = 0,
-               .cra_flags      = CRYPTO_ALG_TYPE_SHASH,
+               .cra_flags      = CRYPTO_ALG_TYPE_SHASH | CRYPTO_ALG_INTERNAL,
                .cra_blocksize  = GHASH_BLOCK_SIZE,
                .cra_ctxsize    = sizeof(struct ghash_key),
                .cra_module     = THIS_MODULE,
@@ -248,7 +248,9 @@ static int ghash_async_init_tfm(struct crypto_tfm *tfm)
        struct cryptd_ahash *cryptd_tfm;
        struct ghash_async_ctx *ctx = crypto_tfm_ctx(tfm);
 
-       cryptd_tfm = cryptd_alloc_ahash("__driver-ghash-ce", 0, 0);
+       cryptd_tfm = cryptd_alloc_ahash("__driver-ghash-ce",
+                                       CRYPTO_ALG_INTERNAL,
+                                       CRYPTO_ALG_INTERNAL);
        if (IS_ERR(cryptd_tfm))
                return PTR_ERR(cryptd_tfm);
        ctx->cryptd_tfm = cryptd_tfm;