From 4b3f4e37ec9b0d95255e1b5b445ad063c7341f67 Mon Sep 17 00:00:00 2001 From: Stephan Mueller Date: Mon, 30 Mar 2015 22:02:36 +0200 Subject: [PATCH] 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 Signed-off-by: Herbert Xu --- arch/arm/crypto/ghash-ce-glue.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/arch/arm/crypto/ghash-ce-glue.c b/arch/arm/crypto/ghash-ce-glue.c index 8c959d128065..03a39fe29246 100644 --- 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;