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crypto: safexcel/aes - 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>
This commit is contained in:
Ard Biesheuvel 2019-07-02 21:41:27 +02:00 committed by Herbert Xu
parent 18d8b96dad
commit 363a90c2d5
2 changed files with 2 additions and 2 deletions
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2
drivers/crypto/Kconfig
View File

@ -719,7 +719,7 @@ config CRYPTO_DEV_SAFEXCEL
tristate "Inside Secure's SafeXcel cryptographic engine driver"
depends on OF
depends on (ARM64 && ARCH_MVEBU) || (COMPILE_TEST && 64BIT)
select CRYPTO_AES
select CRYPTO_LIB_AES
select CRYPTO_AUTHENC
select CRYPTO_BLKCIPHER
select CRYPTO_DES

2
drivers/crypto/inside-secure/safexcel_cipher.c
View File

@ -159,7 +159,7 @@ static int safexcel_skcipher_aes_setkey(struct crypto_skcipher *ctfm,
struct crypto_aes_ctx aes;
int ret, i;
ret = crypto_aes_expand_key(&aes, key, len);
ret = aes_expandkey(&aes, key, len);
if (ret) {
crypto_skcipher_set_flags(ctfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
return ret;