Flag all Serpent AVX helper ciphers as internal ciphers to prevent
them from being called by normal users.
Signed-off-by: Stephan Mueller <smueller@xxxxxxxxxx>
---
arch/x86/crypto/serpent_avx_glue.c | 15 ++++++++++-----
1 file changed, 10 insertions(+), 5 deletions(-)
diff --git a/arch/x86/crypto/serpent_avx_glue.c b/arch/x86/crypto/serpent_avx_glue.c
index 7e21739..c8d478a 100644
--- a/arch/x86/crypto/serpent_avx_glue.c
+++ b/arch/x86/crypto/serpent_avx_glue.c
@@ -378,7 +378,8 @@ static struct crypto_alg serpent_algs[10] = { {
.cra_name = "__ecb-serpent-avx",
.cra_driver_name = "__driver-ecb-serpent-avx",
.cra_priority = 0,
- .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
+ .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER |
+ CRYPTO_ALG_INTERNAL,
.cra_blocksize = SERPENT_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct serpent_ctx),
.cra_alignmask = 0,
@@ -397,7 +398,8 @@ static struct crypto_alg serpent_algs[10] = { {
.cra_name = "__cbc-serpent-avx",
.cra_driver_name = "__driver-cbc-serpent-avx",
.cra_priority = 0,
- .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
+ .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER |
+ CRYPTO_ALG_INTERNAL,
.cra_blocksize = SERPENT_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct serpent_ctx),
.cra_alignmask = 0,
@@ -416,7 +418,8 @@ static struct crypto_alg serpent_algs[10] = { {
.cra_name = "__ctr-serpent-avx",
.cra_driver_name = "__driver-ctr-serpent-avx",
.cra_priority = 0,
- .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
+ .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER |
+ CRYPTO_ALG_INTERNAL,
.cra_blocksize = 1,
.cra_ctxsize = sizeof(struct serpent_ctx),
.cra_alignmask = 0,
@@ -436,7 +439,8 @@ static struct crypto_alg serpent_algs[10] = { {
.cra_name = "__lrw-serpent-avx",
.cra_driver_name = "__driver-lrw-serpent-avx",
.cra_priority = 0,
- .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
+ .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER |
+ CRYPTO_ALG_INTERNAL,
.cra_blocksize = SERPENT_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct serpent_lrw_ctx),
.cra_alignmask = 0,
@@ -459,7 +463,8 @@ static struct crypto_alg serpent_algs[10] = { {
.cra_name = "__xts-serpent-avx",
.cra_driver_name = "__driver-xts-serpent-avx",
.cra_priority = 0,
- .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
+ .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER |
+ CRYPTO_ALG_INTERNAL,
.cra_blocksize = SERPENT_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct serpent_xts_ctx),
.cra_alignmask = 0,
--
2.1.0
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