From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 54CC4C48BD6 for ; Thu, 27 Jun 2019 12:03:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2D57D2086D for ; Thu, 27 Jun 2019 12:03:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="Cncw1z/5" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726809AbfF0MDr (ORCPT ); Thu, 27 Jun 2019 08:03:47 -0400 Received: from mail-wm1-f67.google.com ([209.85.128.67]:38022 "EHLO mail-wm1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726816AbfF0MDq (ORCPT ); Thu, 27 Jun 2019 08:03:46 -0400 Received: by mail-wm1-f67.google.com with SMTP id s15so5396883wmj.3 for ; Thu, 27 Jun 2019 05:03:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=Oh1/+FMGZflC6/DL3pe6jxXhkPYRcs3ldpzq2tGNxco=; b=Cncw1z/5KJG2n52yi9NLffCPP8LW3dkFAn8f7GZXrSwKtH8qbQrV9FGNuh2TI2MFhd UAiiQksV6AnjMUXE7Cg78nceiP2HscxigSb2REn9ObbdYnLpygoo2ESfPrQVCf9FATiy ZOnl7CBYJn94IvpFqaEgNOgZ6hvG1eKNdL/3Qri/C5+O5tORKcSiW1jp8Q/F5aMFYtC7 fMb3MQNGI3y+vciYpM0Ot9PPm2jqo8ygf/jpPOGPBjUYw6dVi2DoAhmxcaBnx5/SM03X tPTmn1t4roldIELIqJNXhBACGpjr9AylYgU40lNK3ccOSq5HOxw7dBrPqHoD3VYxrnPL Oxbg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=Oh1/+FMGZflC6/DL3pe6jxXhkPYRcs3ldpzq2tGNxco=; b=hdf80zw45hcV76vuZDoIzZH37zH+TeSbuoIKv6ZkD5C8SXxEMgkxVm8yHOHhkGGsfE MCVXRxoqHu6MZNS/6FtvFEDB0anGNs8jeIS/eK7TTUF9J7/czUnBKvPsw7KN/4tHfVGM 12/TeOT6phWOOkY2N3yq+LkpV80LPvKUhTSQHqa1bs+G2PXk61xwbHbrVveXMZbCYEfZ eP3SXJ0dmMeT6vzRu/7Ua22EOS8cSlPNj8UNkdfJQ7W8fapZaq+kFUrnyVwULvwckcn1 eppRBsp8iMNJAa2hBKTvS1HGsJwgm5HBND6aIQTg4++D7dnxnNwkMTj7LByhAsGdsnL5 EGpw== X-Gm-Message-State: APjAAAUqfCHhWabBkbgSwYlG3pUltmFreCAh37upg0K/fMmGXts8oebm p88dOsSIPARGX7Qv5vDAPkDknOou80gQvQ== X-Google-Smtp-Source: APXvYqyyr08Z20ZTEG9HwxXwZgsWqha44S8ZJNC8A4v+j7ed0RjSQeL+sSchvrJWdZ4CsmKCfqK5Uw== X-Received: by 2002:a7b:c776:: with SMTP id x22mr2951521wmk.55.1561637024969; Thu, 27 Jun 2019 05:03:44 -0700 (PDT) Received: from localhost.localdomain (laubervilliers-657-1-83-120.w92-154.abo.wanadoo.fr. [92.154.90.120]) by smtp.gmail.com with ESMTPSA id z126sm7732431wmb.32.2019.06.27.05.03.43 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Thu, 27 Jun 2019 05:03:44 -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 v2 17/30] crypto: omap/des - switch to new verification routines Date: Thu, 27 Jun 2019 14:03:01 +0200 Message-Id: <20190627120314.7197-18-ard.biesheuvel@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190627120314.7197-1-ard.biesheuvel@linaro.org> References: <20190627120314.7197-1-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 Signed-off-by: Ard Biesheuvel --- drivers/crypto/omap-des.c | 25 ++++++-------------- 1 file changed, 7 insertions(+), 18 deletions(-) diff --git a/drivers/crypto/omap-des.c b/drivers/crypto/omap-des.c index 3d82d18ff810..103b3293c113 100644 --- a/drivers/crypto/omap-des.c +++ b/drivers/crypto/omap-des.c @@ -37,7 +37,7 @@ #include #include #include -#include +#include #include #include @@ -654,20 +654,13 @@ static int omap_des_setkey(struct crypto_ablkcipher *cipher, const u8 *key, unsigned int keylen) { struct omap_des_ctx *ctx = crypto_ablkcipher_ctx(cipher); - struct crypto_tfm *tfm = crypto_ablkcipher_tfm(cipher); + int err; pr_debug("enter, keylen: %d\n", keylen); - /* Do we need to test against weak key? */ - if (tfm->crt_flags & CRYPTO_TFM_REQ_FORBID_WEAK_KEYS) { - u32 tmp[DES_EXPKEY_WORDS]; - int ret = des_ekey(tmp, key); - - if (!ret) { - tfm->crt_flags |= CRYPTO_TFM_RES_WEAK_KEY; - return -EINVAL; - } - } + err = crypto_des_verify_key(crypto_ablkcipher_tfm(cipher), key); + if (unlikely(err)) + return err; memcpy(ctx->key, key, keylen); ctx->keylen = keylen; @@ -679,17 +672,13 @@ static int omap_des3_setkey(struct crypto_ablkcipher *cipher, const u8 *key, unsigned int keylen) { struct omap_des_ctx *ctx = crypto_ablkcipher_ctx(cipher); - u32 flags; int err; pr_debug("enter, keylen: %d\n", keylen); - flags = crypto_ablkcipher_get_flags(cipher); - err = __des3_verify_key(&flags, key); - if (unlikely(err)) { - crypto_ablkcipher_set_flags(cipher, flags); + err = crypto_des3_ede_verify_key(crypto_ablkcipher_tfm(cipher), key); + if (unlikely(err)) return err; - } memcpy(ctx->key, key, keylen); ctx->keylen = keylen; -- 2.20.1