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[92.154.90.120]) by smtp.gmail.com with ESMTPSA id m24sm1709910wmi.39.2019.06.28.02.36.05 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Fri, 28 Jun 2019 02:36:05 -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 v3 26/30] crypto: des - remove unused function Date: Fri, 28 Jun 2019 11:35:25 +0200 Message-Id: <20190628093529.12281-27-ard.biesheuvel@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190628093529.12281-1-ard.biesheuvel@linaro.org> References: <20190628093529.12281-1-ard.biesheuvel@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Remove the old DES3 verification functions that are no longer used. Signed-off-by: Ard Biesheuvel --- include/crypto/des.h | 41 -------------------- 1 file changed, 41 deletions(-) diff --git a/include/crypto/des.h b/include/crypto/des.h index 72c7c8e5a5a7..31b04ba835b1 100644 --- a/include/crypto/des.h +++ b/include/crypto/des.h @@ -19,47 +19,6 @@ #define DES3_EDE_EXPKEY_WORDS (3 * DES_EXPKEY_WORDS) #define DES3_EDE_BLOCK_SIZE DES_BLOCK_SIZE -static inline int __des3_verify_key(u32 *flags, const u8 *key) -{ - int err = -EINVAL; - u32 K[6]; - - memcpy(K, key, DES3_EDE_KEY_SIZE); - - if (unlikely(!((K[0] ^ K[2]) | (K[1] ^ K[3])) || - !((K[2] ^ K[4]) | (K[3] ^ K[5]))) && - (fips_enabled || - (*flags & CRYPTO_TFM_REQ_FORBID_WEAK_KEYS))) - goto bad; - - if (unlikely(!((K[0] ^ K[4]) | (K[1] ^ K[5]))) && fips_enabled) - goto bad; - - err = 0; - -out: - memzero_explicit(K, DES3_EDE_KEY_SIZE); - - return err; - -bad: - *flags |= CRYPTO_TFM_RES_WEAK_KEY; - goto out; -} - -static inline int des3_verify_key(struct crypto_skcipher *tfm, const u8 *key) -{ - u32 flags; - int err; - - flags = crypto_skcipher_get_flags(tfm); - err = __des3_verify_key(&flags, key); - crypto_skcipher_set_flags(tfm, flags); - return err; -} - -extern unsigned long des_ekey(u32 *pe, const u8 *k); - extern int __des3_ede_setkey(u32 *expkey, u32 *flags, const u8 *key, unsigned int keylen); -- 2.20.1