From cd98411c36b596f5bd64e7e670c13252ad0852c7 Mon Sep 17 00:00:00 2001 From: Stephan Mueller Date: Mon, 30 Mar 2015 22:10:27 +0200 Subject: [PATCH] crypto: arm64/aes - mark 64 bit ARMv8 AES helper ciphers 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 Signed-off-by: Herbert Xu --- 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 b1b5b893eb20..05d9e16c0dfd 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,