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[RFC,09/20] crypto: safexcel/aes - switch to library version of key expansion routine

Message ID 20190612124838.2492-10-ard.biesheuvel@linaro.org
State Superseded
Headers show
Series AES cleanup | expand

Commit Message

Ard Biesheuvel June 12, 2019, 12:48 p.m. UTC 
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>

---
 drivers/crypto/Kconfig                         | 2 +-
 drivers/crypto/inside-secure/safexcel_cipher.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

-- 
2.20.1
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Patch

diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig
index 539592e1d6f1..a6067bb5a6a2 100644
--- a/drivers/crypto/Kconfig
+++ b/drivers/crypto/Kconfig
@@ -701,7 +701,7 @@  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
diff --git a/drivers/crypto/inside-secure/safexcel_cipher.c b/drivers/crypto/inside-secure/safexcel_cipher.c
index de4be10b172f..483632546260 100644
--- a/drivers/crypto/inside-secure/safexcel_cipher.c
+++ b/drivers/crypto/inside-secure/safexcel_cipher.c
@@ -158,7 +158,7 @@  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;