From patchwork Wed Aug 31 14:02:48 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lv Ruyi X-Patchwork-Id: 601980 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 C9746ECAAD1 for ; Wed, 31 Aug 2022 14:03:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231124AbiHaODB (ORCPT ); Wed, 31 Aug 2022 10:03:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42700 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229616AbiHaODA (ORCPT ); Wed, 31 Aug 2022 10:03:00 -0400 Received: from mail-pg1-x529.google.com (mail-pg1-x529.google.com [IPv6:2607:f8b0:4864:20::529]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 23232D5EAC; Wed, 31 Aug 2022 07:02:58 -0700 (PDT) Received: by mail-pg1-x529.google.com with SMTP id c24so13580797pgg.11; Wed, 31 Aug 2022 07:02:58 -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; bh=HUyOr5FedssBlryfN/1PxbuuG/tFo/uBwIYcDSDQTHM=; b=THxxbMkGuCNE0GYzQ8ouO8of8iFU/xAgUBv6p4Z90mDaOKDE2ZVQ5zycypjclwPJ+S H9CKfVBwJQJrFvI6fo3D/D6xQDHtqGlPUnP+GBfUJ7z8S5c/mbictcu3JnEdeK/hy1yN Qb3wqBj69bAEHUYHyrdKJhUBV7OHxxFl3CzlfUtFomJkr08bVTl7Ygst50z8sXvtXDhl yFAurEcm9JwBLtWZiyYmypiII+XU2HqKbpSUZXB9AZKRQALaQB3TKELXLiE3FkevANN2 wYLe2D258jtkre94YubAmLrASqRSbkRQRju22h8zwesHeFdlyZT/7zWnljXLR/ydHCy3 AjNA== 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; bh=HUyOr5FedssBlryfN/1PxbuuG/tFo/uBwIYcDSDQTHM=; b=uvuia7G2L+wjIJtAjnWoAaYtW5DemgwAWVBpuyIYBFGrH9VLHxmgTSLYeQRWZAxHkx vad7blw2a4dFhzRKliMIweQlN7WV+z5JRn+JwB4NZqM6n+gWg6VJMAHUiXCdXgbiKazm WPiankuxATgk8FQ8HlE94KNc8Cmjw+gX8cAbskHUG1iNBfWRe6jH5Jlv4lKgj+Kco/li A8C8Y4rD0iQaTnJ/apYg7TGZ7x+MAkkcqelzuAzIdOjupJ6R6enLk6syBTHq+tHQCyun YLqeqD19usLdcHo4771HvJRx1BNAZJR3pnvztkYuXogcjfFTHvP5WTjn8O0QUCEdtDMp /GrQ== X-Gm-Message-State: ACgBeo0y8llH8Imq4gN0T6vpkq+nmZ6aLJpbnzR6lZep106wy36qcKEQ aPW5SGb0GBpM/287Aq3w7PU= X-Google-Smtp-Source: AA6agR7GM1xECWvwtxoKU6cLB7gCxgRt26MgAjiTKqXX+f66bb9UdV8jR2Y/TQkqsHIo2jevz1kzTw== X-Received: by 2002:a63:8a41:0:b0:42b:7450:4e81 with SMTP id y62-20020a638a41000000b0042b74504e81mr20604048pgd.341.1661954577723; Wed, 31 Aug 2022 07:02:57 -0700 (PDT) Received: from localhost.localdomain ([193.203.214.57]) by smtp.gmail.com with ESMTPSA id d33-20020a630e21000000b0042c012adf30sm3393428pgl.2.2022.08.31.07.02.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 31 Aug 2022 07:02:56 -0700 (PDT) From: cgel.zte@gmail.com X-Google-Original-From: cui.jinpeng2@zte.com.cn To: leitao@debian.org, nayna@linux.ibm.com, pfsmorigo@gmail.com Cc: mpe@ellerman.id.au, npiggin@gmail.com, christophe.leroy@csgroup.eu, herbert@gondor.apana.org.au, davem@davemloft.net, linux-crypto@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Jinpeng Cui , Zeal Robot Subject: [PATCH linux-next] crypto: nx: remove redundant variable rc Date: Wed, 31 Aug 2022 14:02:48 +0000 Message-Id: <20220831140248.303940-1-cui.jinpeng2@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: Jinpeng Cui Return value directly from set_msg_len() instead of getting value from redundant variable rc. Reported-by: Zeal Robot Signed-off-by: Jinpeng Cui --- 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,