Flag all ash clmulni helper ciphers as internal ciphers to prevent them
from being called by normal users.
Signed-off-by: Stephan Mueller <smueller@xxxxxxxxxx>
---
arch/x86/crypto/ghash-clmulni-intel_glue.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/x86/crypto/ghash-clmulni-intel_glue.c b/arch/x86/crypto/ghash-clmulni-intel_glue.c
index 8253d85..d4cd17d 100644
--- a/arch/x86/crypto/ghash-clmulni-intel_glue.c
+++ b/arch/x86/crypto/ghash-clmulni-intel_glue.c
@@ -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,
--
2.1.0
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