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From:   Ard Biesheuvel <ard.biesheuvel@linaro.org>
To:     linux-crypto@vger.kernel.org
Cc:     herbert@gondor.apana.org.au, ebiggers@kernel.org,
        horia.geanta@nxp.com, Ard Biesheuvel <ard.biesheuvel@linaro.org>
Subject: [PATCH v4 15/30] crypto: cesa/des - switch to new verification routines
Date:   Mon,  5 Aug 2019 20:00:22 +0300
Message-Id: <20190805170037.31330-16-ard.biesheuvel@linaro.org>
In-Reply-To: <20190805170037.31330-1-ard.biesheuvel@linaro.org>
References: <20190805170037.31330-1-ard.biesheuvel@linaro.org>
Sender: linux-crypto-owner@vger.kernel.org
Precedence: bulk

Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
---
 drivers/crypto/marvell/cipher.c | 22 +++++++-------------
 1 file changed, 7 insertions(+), 15 deletions(-)

diff --git a/drivers/crypto/marvell/cipher.c b/drivers/crypto/marvell/cipher.c
index fa1997e70b63..6e9c390314d7 100644
--- a/drivers/crypto/marvell/cipher.c
+++ b/drivers/crypto/marvell/cipher.c
@@ -10,7 +10,7 @@
  */
 
 #include <crypto/aes.h>
-#include <crypto/des.h>
+#include <crypto/internal/des.h>
 
 #include "cesa.h"
 
@@ -274,19 +274,11 @@ static int mv_cesa_des_setkey(struct crypto_skcipher *cipher, const u8 *key,
 {
 	struct crypto_tfm *tfm = crypto_skcipher_tfm(cipher);
 	struct mv_cesa_des_ctx *ctx = crypto_tfm_ctx(tfm);
-	u32 tmp[DES_EXPKEY_WORDS];
-	int ret;
-
-	if (len != DES_KEY_SIZE) {
-		crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
-		return -EINVAL;
-	}
+	int err;
 
-	ret = des_ekey(tmp, key);
-	if (!ret && (tfm->crt_flags & CRYPTO_TFM_REQ_FORBID_WEAK_KEYS)) {
-		tfm->crt_flags |= CRYPTO_TFM_RES_WEAK_KEY;
-		return -EINVAL;
-	}
+	err = crypto_des_verify_key(tfm, key);
+	if (err)
+		return err;
 
 	memcpy(ctx->key, key, DES_KEY_SIZE);
 
@@ -299,8 +291,8 @@ static int mv_cesa_des3_ede_setkey(struct crypto_skcipher *cipher,
 	struct mv_cesa_des_ctx *ctx = crypto_skcipher_ctx(cipher);
 	int err;
 
-	err = des3_verify_key(cipher, key);
-	if (unlikely(err))
+	err = crypto_des3_ede_verify_key(crypto_skcipher_tfm(cipher), key);
+	if (err)
 		return err;
 
 	memcpy(ctx->key, key, DES3_EDE_KEY_SIZE);
-- 
2.17.1