Commit 6a9b52b7 authored by Stephan Mueller's avatar Stephan Mueller Committed by Herbert Xu

crypto: clmulni - mark ghash clmulni helper ciphers

Flag all ash clmulni helper ciphers as internal ciphers to prevent them
from being called by normal users.
Signed-off-by: default avatarStephan Mueller <smueller@chronox.de>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent eabdc320
......@@ -154,7 +154,8 @@ static struct shash_alg ghash_alg = {
.cra_name = "__ghash",
.cra_driver_name = "__ghash-pclmulqdqni",
.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_ctx),
.cra_module = THIS_MODULE,
......@@ -261,7 +262,9 @@ 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("__ghash-pclmulqdqni", 0, 0);
cryptd_tfm = cryptd_alloc_ahash("__ghash-pclmulqdqni",
CRYPTO_ALG_INTERNAL,
CRYPTO_ALG_INTERNAL);
if (IS_ERR(cryptd_tfm))
return PTR_ERR(cryptd_tfm);
ctx->cryptd_tfm = cryptd_tfm;
......
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