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Mon, 05 Aug 2019 10:01:52 -0700 (PDT) Received: from localhost.localdomain ([2a02:587:a407:da00:582f:8334:9cd9:7241]) by smtp.gmail.com with ESMTPSA id j9sm95669383wrn.81.2019.08.05.10.01.51 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 05 Aug 2019 10:01:52 -0700 (PDT) From: Ard Biesheuvel To: linux-crypto@vger.kernel.org Cc: herbert@gondor.apana.org.au, ebiggers@kernel.org, horia.geanta@nxp.com, Ard Biesheuvel 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> X-Mailer: git-send-email 2.17.1 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 List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Signed-off-by: Ard Biesheuvel --- 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 -#include +#include #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