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authorStephan Mueller <smueller@chronox.de>2015-03-30 23:02:36 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2015-03-31 16:21:07 +0300
commit4b3f4e37ec9b0d95255e1b5b445ad063c7341f67 (patch)
treec20779d8292f5d619f4134f6dcddd18277c6398e
parent6a9b52b7fa1a376c1749cf441d1aeb8572d3b691 (diff)
downloadlinux-4b3f4e37ec9b0d95255e1b5b445ad063c7341f67.tar.xz
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>
-rw-r--r--arch/arm/crypto/ghash-ce-glue.c6
1 files 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;