From patchwork Fri Sep 2 07:30:55 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lv Ruyi X-Patchwork-Id: 602673 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 62E34ECAAA1 for ; Fri, 2 Sep 2022 07:31:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232221AbiIBHbD (ORCPT ); Fri, 2 Sep 2022 03:31:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60516 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229514AbiIBHbC (ORCPT ); Fri, 2 Sep 2022 03:31:02 -0400 Received: from mail-pj1-x1030.google.com (mail-pj1-x1030.google.com [IPv6:2607:f8b0:4864:20::1030]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E39829AFB2; Fri, 2 Sep 2022 00:31:00 -0700 (PDT) Received: by mail-pj1-x1030.google.com with SMTP id u9-20020a17090a1f0900b001fde6477464so4699663pja.4; Fri, 02 Sep 2022 00:31:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date; bh=otQ8hHJCbd4mIOyYrBE6xrrNXinh9eOjKzRA60c/oYE=; b=XN0dQyhR+ApCIk1hP+qHX//4vn/ePtcWzh5jgq81LbY1nrxTyKx1ksEnAkk9oe14sA R+NNsU/hGHKPLDCQ+02ymsuA4+MFfY2OKNO5Tde8QTSM4Hpm5gorpDko5WoF+JsgeauD nsq2mw8zbLfHCsJr0C8iqhgLAq1DVb1KzPLs4cv4rilR9FUfYBXrqRtZXYriu/O3N+eC VvhmpP0SuHGlcKdld7SV5DRUA5M0ot5oacWqwoVvFFFg5Gi3qlG8Y01RNk7XTOlD0S7s /Vm0+zBpHQx9WiK7MMNbQQDF92640tMS7emfaKGVHfBpDKT9n1fKIcuiT8+LxndQVL9j qf3Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date; bh=otQ8hHJCbd4mIOyYrBE6xrrNXinh9eOjKzRA60c/oYE=; b=qROBGhpsXGGzc38wvzlNOvBopgYwol1HUdml6v2AFdJXVelCSCasMqF8kJD//FXhDW z3zl2ZhXJhDZNQZ9PeGgQR+yOVwmn6Uy5NhQQHwA8eqxbHxH9gneHD36feAZkRyJmY/L Ehlfjf0VffQv/HBgFlgYqpHvZGD3tnFCsaUBd+dDuocUARxLwEyXSzfZlzQ60CbAbcxU u4zQ9yasizJK32vcOTRMTydpPiH2uavYPFLsO/hmMfOv5yKUnB+hYy+D2ZW2jIA43KaN l59DLqTRj80TMVI7RAV5tYD7LSCk8YA2O+EUFVuLN1SDn0Bc9/toc+5VRh7SEGtPh1Bn +xgw== X-Gm-Message-State: ACgBeo2DhItmt7VicnGGdjLkheAqPQpcDd20+6leqxa6HuQ+XntmwnkW VRuCBT99Hoe49JqkiHewdv8= X-Google-Smtp-Source: AA6agR7frwvs4z2Xkd/cDUv8GhGmoyWx3SbAYicBTSYaAPmO5qpNaPu0PYo4CMFbrUNVJaCX/fDt6w== X-Received: by 2002:a17:902:ef50:b0:170:9f15:b998 with SMTP id e16-20020a170902ef5000b001709f15b998mr34703564plx.102.1662103860438; Fri, 02 Sep 2022 00:31:00 -0700 (PDT) Received: from localhost.localdomain ([193.203.214.57]) by smtp.gmail.com with ESMTPSA id n13-20020a170903110d00b0016d72804664sm862528plh.205.2022.09.02.00.30.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 Sep 2022 00:31:00 -0700 (PDT) From: cgel.zte@gmail.com X-Google-Original-From: ye.xingchen@zte.com.cn To: herbert@gondor.apana.org.au Cc: leitao@debian.org, nayna@linux.ibm.com, pfsmorigo@gmail.com, mpe@ellerman.id.au, npiggin@gmail.com, christophe.leroy@csgroup.eu, davem@davemloft.net, linux-crypto@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, ye xingchen , Zeal Robot Subject: [PATCH linux-next] crypto: nx - Remove the unneeded result variable Date: Fri, 2 Sep 2022 07:30:55 +0000 Message-Id: <20220902073055.319464-1-ye.xingchen@zte.com.cn> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org From: ye xingchen Return the value set_msg_len() directly instead of storing it in another redundant variable. Reported-by: Zeal Robot Signed-off-by: ye xingchen --- drivers/crypto/nx/nx-aes-ccm.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/crypto/nx/nx-aes-ccm.c b/drivers/crypto/nx/nx-aes-ccm.c index 3793885f928d..c843f4c6f684 100644 --- a/drivers/crypto/nx/nx-aes-ccm.c +++ b/drivers/crypto/nx/nx-aes-ccm.c @@ -134,7 +134,6 @@ static int generate_b0(u8 *iv, unsigned int assoclen, unsigned int authsize, unsigned int cryptlen, u8 *b0) { unsigned int l, lp, m = authsize; - int rc; memcpy(b0, iv, 16); @@ -148,9 +147,7 @@ static int generate_b0(u8 *iv, unsigned int assoclen, unsigned int authsize, if (assoclen) *b0 |= 64; - rc = set_msg_len(b0 + 16 - l, cryptlen, l); - - return rc; + return set_msg_len(b0 + 16 - l, cryptlen, l); } static int generate_pat(u8 *iv,