Flag all 64 bit ARMv8 AES helper ciphers as internal ciphers to
prevent them from being called by normal users.
Signed-off-by: Stephan Mueller <smuel...@chronox.de>
---
arch/arm64/crypto/aes-glue.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/arch/arm64/crypto/aes-glue.c b/arch/arm64/crypto/aes-glue.c
index b1b5b89..05d9e16 100644
--- a/arch/arm64/crypto/aes-glue.c
+++ b/arch/arm64/crypto/aes-glue.c
@@ -284,7 +284,8 @@ static struct crypto_alg aes_algs[] = { {
.cra_name = "__ecb-aes-" MODE,
.cra_driver_name = "__driver-ecb-aes-" MODE,
.cra_priority = 0,
- .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
+ .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER |
+ CRYPTO_ALG_INTERNAL,
.cra_blocksize = AES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crypto_aes_ctx),
.cra_alignmask = 7,
@@ -302,7 +303,8 @@ static struct crypto_alg aes_algs[] = { {
.cra_name = "__cbc-aes-" MODE,
.cra_driver_name = "__driver-cbc-aes-" MODE,
.cra_priority = 0,
- .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
+ .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER |
+ CRYPTO_ALG_INTERNAL,
.cra_blocksize = AES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crypto_aes_ctx),
.cra_alignmask = 7,
@@ -320,7 +322,8 @@ static struct crypto_alg aes_algs[] = { {
.cra_name = "__ctr-aes-" MODE,
.cra_driver_name = "__driver-ctr-aes-" MODE,
.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 crypto_aes_ctx),
.cra_alignmask = 7,
@@ -338,7 +341,8 @@ static struct crypto_alg aes_algs[] = { {
.cra_name = "__xts-aes-" MODE,
.cra_driver_name = "__driver-xts-aes-" MODE,
.cra_priority = 0,
- .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
+ .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER |
+ CRYPTO_ALG_INTERNAL,
.cra_blocksize = AES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crypto_aes_xts_ctx),
.cra_alignmask = 7,
--
2.1.0
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