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authorArd Biesheuvel <ard.biesheuvel@linaro.org>2019-07-02 21:41:29 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2019-07-26 06:56:04 +0200
commitaa6e2d2b355f89e22c30b41d7e6653c8189235b8 (patch)
treefc14c2dedc35324a1feed225a7037ad6b6d89fc4
parentcrypto: arm64/ghash - switch to AES library (diff)
downloadlinux-aa6e2d2b355f89e22c30b41d7e6653c8189235b8.tar.xz
linux-aa6e2d2b355f89e22c30b41d7e6653c8189235b8.zip
crypto: arm/aes-neonbs - switch to library version of key expansion routine
Switch to the new AES library that also provides an implementation of the AES key expansion routine. This removes the dependency on the generic AES cipher, allowing it to be omitted entirely in the future. Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r--arch/arm/crypto/Kconfig2
-rw-r--r--arch/arm/crypto/aes-neonbs-glue.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/crypto/Kconfig b/arch/arm/crypto/Kconfig
index a95322b59799..b24df84a1d7a 100644
--- a/arch/arm/crypto/Kconfig
+++ b/arch/arm/crypto/Kconfig
@@ -82,8 +82,8 @@ config CRYPTO_AES_ARM_BS
tristate "Bit sliced AES using NEON instructions"
depends on KERNEL_MODE_NEON
select CRYPTO_BLKCIPHER
+ select CRYPTO_LIB_AES
select CRYPTO_SIMD
- select CRYPTO_AES
help
Use a faster and more secure NEON based implementation of AES in CBC,
CTR and XTS modes
diff --git a/arch/arm/crypto/aes-neonbs-glue.c b/arch/arm/crypto/aes-neonbs-glue.c
index bd0bee9c8f7b..8c22d10bd909 100644
--- a/arch/arm/crypto/aes-neonbs-glue.c
+++ b/arch/arm/crypto/aes-neonbs-glue.c
@@ -61,7 +61,7 @@ static int aesbs_setkey(struct crypto_skcipher *tfm, const u8 *in_key,
struct crypto_aes_ctx rk;
int err;
- err = crypto_aes_expand_key(&rk, in_key, key_len);
+ err = aes_expandkey(&rk, in_key, key_len);
if (err)
return err;
@@ -120,7 +120,7 @@ static int aesbs_cbc_setkey(struct crypto_skcipher *tfm, const u8 *in_key,
struct crypto_aes_ctx rk;
int err;
- err = crypto_aes_expand_key(&rk, in_key, key_len);
+ err = aes_expandkey(&rk, in_key, key_len);
if (err)
return err;