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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>
This commit is contained in:
Stephan Mueller 2015-03-30 22:02:36 +02:00 committed by Herbert Xu
parent 6a9b52b7fa
commit 4b3f4e37ec
1 changed files with 4 additions and 2 deletions
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6
arch/arm/crypto/ghash-ce-glue.c
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@ -141,7 +141,7 @@ static struct shash_alg ghash_alg = {
.cra_name = "ghash", .cra_name = "ghash",
.cra_driver_name = "__driver-ghash-ce", .cra_driver_name = "__driver-ghash-ce",
.cra_priority = 0, .cra_priority = 0,
.cra_flags = CRYPTO_ALG_TYPE_SHASH, .cra_flags = CRYPTO_ALG_TYPE_SHASH | CRYPTO_ALG_INTERNAL,
.cra_blocksize = GHASH_BLOCK_SIZE, .cra_blocksize = GHASH_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct ghash_key), .cra_ctxsize = sizeof(struct ghash_key),
.cra_module = THIS_MODULE, .cra_module = THIS_MODULE,
@ -248,7 +248,9 @@ static int ghash_async_init_tfm(struct crypto_tfm *tfm)
struct cryptd_ahash *cryptd_tfm; struct cryptd_ahash *cryptd_tfm;
struct ghash_async_ctx *ctx = crypto_tfm_ctx(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)) if (IS_ERR(cryptd_tfm))
return PTR_ERR(cryptd_tfm); return PTR_ERR(cryptd_tfm);
ctx->cryptd_tfm = cryptd_tfm; ctx->cryptd_tfm = cryptd_tfm;