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crypto: arm/aes-neonbs - switch to library version of key expansion routine

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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>
This commit is contained in:
Ard Biesheuvel 2019-07-02 21:41:29 +02:00 committed by Herbert Xu
parent fe3b99b649
commit aa6e2d2b35
2 changed files with 3 additions and 3 deletions
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2
arch/arm/crypto/Kconfig
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@ -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

4
arch/arm/crypto/aes-neonbs-glue.c
View File

@ -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;