crypto: twofish_avx - mark Twofish AVX helper ciphers
authorStephan Mueller <smueller@chronox.de>
Mon, 30 Mar 2015 20:08:53 +0000 (22:08 +0200)
committerHerbert Xu <herbert@gondor.apana.org.au>
Tue, 31 Mar 2015 13:21:11 +0000 (21:21 +0800)
Flag all Twofish AVX 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>
arch/x86/crypto/twofish_avx_glue.c

index 1ac531e..b5e2d56 100644 (file)
@@ -340,7 +340,8 @@ static struct crypto_alg twofish_algs[10] = { {
        .cra_name               = "__ecb-twofish-avx",
        .cra_driver_name        = "__driver-ecb-twofish-avx",
        .cra_priority           = 0,
-       .cra_flags              = CRYPTO_ALG_TYPE_BLKCIPHER,
+       .cra_flags              = CRYPTO_ALG_TYPE_BLKCIPHER |
+                                 CRYPTO_ALG_INTERNAL,
        .cra_blocksize          = TF_BLOCK_SIZE,
        .cra_ctxsize            = sizeof(struct twofish_ctx),
        .cra_alignmask          = 0,
@@ -359,7 +360,8 @@ static struct crypto_alg twofish_algs[10] = { {
        .cra_name               = "__cbc-twofish-avx",
        .cra_driver_name        = "__driver-cbc-twofish-avx",
        .cra_priority           = 0,
-       .cra_flags              = CRYPTO_ALG_TYPE_BLKCIPHER,
+       .cra_flags              = CRYPTO_ALG_TYPE_BLKCIPHER |
+                                 CRYPTO_ALG_INTERNAL,
        .cra_blocksize          = TF_BLOCK_SIZE,
        .cra_ctxsize            = sizeof(struct twofish_ctx),
        .cra_alignmask          = 0,
@@ -378,7 +380,8 @@ static struct crypto_alg twofish_algs[10] = { {
        .cra_name               = "__ctr-twofish-avx",
        .cra_driver_name        = "__driver-ctr-twofish-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 twofish_ctx),
        .cra_alignmask          = 0,
@@ -398,7 +401,8 @@ static struct crypto_alg twofish_algs[10] = { {
        .cra_name               = "__lrw-twofish-avx",
        .cra_driver_name        = "__driver-lrw-twofish-avx",
        .cra_priority           = 0,
-       .cra_flags              = CRYPTO_ALG_TYPE_BLKCIPHER,
+       .cra_flags              = CRYPTO_ALG_TYPE_BLKCIPHER |
+                                 CRYPTO_ALG_INTERNAL,
        .cra_blocksize          = TF_BLOCK_SIZE,
        .cra_ctxsize            = sizeof(struct twofish_lrw_ctx),
        .cra_alignmask          = 0,
@@ -421,7 +425,8 @@ static struct crypto_alg twofish_algs[10] = { {
        .cra_name               = "__xts-twofish-avx",
        .cra_driver_name        = "__driver-xts-twofish-avx",
        .cra_priority           = 0,
-       .cra_flags              = CRYPTO_ALG_TYPE_BLKCIPHER,
+       .cra_flags              = CRYPTO_ALG_TYPE_BLKCIPHER |
+                                 CRYPTO_ALG_INTERNAL,
        .cra_blocksize          = TF_BLOCK_SIZE,
        .cra_ctxsize            = sizeof(struct twofish_xts_ctx),
        .cra_alignmask          = 0,