From nobody Sun Feb 8 19:58:47 2026 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 705C1C77B7A for ; Tue, 30 May 2023 07:57:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229762AbjE3H5N (ORCPT ); Tue, 30 May 2023 03:57:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51144 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229739AbjE3H5L (ORCPT ); Tue, 30 May 2023 03:57:11 -0400 Received: from APC01-TYZ-obe.outbound.protection.outlook.com (mail-tyzapc01on20702.outbound.protection.outlook.com [IPv6:2a01:111:f403:704b::702]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 29059A0 for ; Tue, 30 May 2023 00:57:04 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=Dytt+o1hlBYBFFVe2a1HATz4xjaQe/+C36nUKQTzVjZW/wWDH9Jvi2QyIhfVppritiTePFHaEGiL8UpdsvKNSsQl9hozVJytMQyoxuwVx0R+mOcS5tVnUOW9FsgdmTHqneF0xdzs/a2/ATxLoKtHdHTQHGUoleWUfg4v4UG5uPjd4qmi4CvzEbiSvnmNt/Uyfu9jukJ2QwqkIyvjlUdvUwVZdR7a+47flCulUhV1L5ibYw7hOjEHh6iZ3DkCCxfdPRQ93au7q/hU0T+ToakQ6WzgWOiDbL7dbyy5EAXzgv1jdn2BVqDztVolzsVI5ly+Gmmm/s1JYrFyXrTykzwWLw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=Z8IuOvZqgrFTVCxedT/o+g2yxiOwOy0hnQ7cKgAc9LQ=; b=fidn7YKwJeCaAqNmSTRD+v5u7epMOKCAZYztnXfmx3w+ZOAl6MDxRhaajlOjkSMMr3GbTcLlTAWUmgioAZK4gMVFXrMuyA5RMwgVYlOejD8lrnik5RM44kFWr0idHjAig5mAXLBsJutgT7hwoP9S1l11M7jUF5E6beOlCY5aO5Xvg/D2dRkYnQLl8C8ImuW44DbhrySyxVnFu7H6t7zznKUiDkH4V9Fr2E3tbq9m8G4vF5QGuv6eeZK8hLl5QFDW47Zd/UkENPFp1HMadBIZ9vzYcrWz2RNQhPRXH3awcsUbII3qgslReXn04iEXcqr5sbYu9I8vLgtQL0vJW4sjgQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=vivo.com; dmarc=pass action=none header.from=vivo.com; dkim=pass header.d=vivo.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=vivo.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=Z8IuOvZqgrFTVCxedT/o+g2yxiOwOy0hnQ7cKgAc9LQ=; b=lM+Gb/ln3Al4JOjqS269wkcPU5nagRVFwz3CpYm40RDwdtpwBio9u2kIHeGJ/gLmxakrHZOVf9CA8+wqeHvVxYl8MqZvUB98GCW8i9APw4fwhQBSbfVC7O7aliyZDtF+z9vlTHYza5a1I09nfWlZGBfjqT8SLZbN3pDVLoSXbZIKlxJw+qq3vtQjOQnbgnkh54Xo2dhmiP27dxbqnXay7HKeEiapEeFqiHxkiPKVX7cyBgha4L2EbH6A9bJy7qccJB2s52/18/8HZZiASXtX+G3DAaxFjSKlLKi8ZYMwkv/Bc66kLImlYj14MaHA1cwmrq4TQxX1ltWLH1pU6Ey4Lg== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=vivo.com; Received: from TYZPR06MB6697.apcprd06.prod.outlook.com (2603:1096:400:451::6) by KL1PR06MB6520.apcprd06.prod.outlook.com (2603:1096:820:fd::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6433.23; Tue, 30 May 2023 07:56:59 +0000 Received: from TYZPR06MB6697.apcprd06.prod.outlook.com ([fe80::f652:a96b:482:409e]) by TYZPR06MB6697.apcprd06.prod.outlook.com ([fe80::f652:a96b:482:409e%5]) with mapi id 15.20.6433.018; Tue, 30 May 2023 07:56:59 +0000 From: Lu Hongfei To: Josh Poimboeuf , Peter Zijlstra , linux-kernel@vger.kernel.org (open list) Cc: opensource.kernel@vivo.com, luhongfei@vivo.com Subject: [PATCH] tools: Remove unnecessary variables Date: Tue, 30 May 2023 15:56:49 +0800 Message-Id: <20230530075649.21661-1-luhongfei@vivo.com> X-Mailer: git-send-email 2.39.0 Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: SG2PR01CA0181.apcprd01.prod.exchangelabs.com (2603:1096:4:189::13) To TYZPR06MB6697.apcprd06.prod.outlook.com (2603:1096:400:451::6) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: TYZPR06MB6697:EE_|KL1PR06MB6520:EE_ X-MS-Office365-Filtering-Correlation-Id: 6ef001be-c9ed-4e2e-d85f-08db60e3720a X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:TYZPR06MB6697.apcprd06.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230028)(4636009)(39860400002)(136003)(376002)(396003)(366004)(346002)(451199021)(38100700002)(38350700002)(110136005)(478600001)(66946007)(66556008)(66476007)(6486002)(41300700001)(52116002)(5660300002)(8676002)(86362001)(8936002)(107886003)(26005)(2906002)(1076003)(6506007)(186003)(6512007)(83380400001)(6666004)(4326008)(316002)(2616005)(36756003);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?bC199B2yMmzchAXoCwrnmoV1v5v80VDbSYCypFjWWAaPTE8G6eOXSrCHzl3M?= =?us-ascii?Q?HrtYR+sTyn3J3kDVyt69O8Nx97vSzp1mbiIXgVB6vXbTHp/8zZZICHhHthAe?= =?us-ascii?Q?p0su2dS5hMKwHPtfa2Bk/d9SVYX17wzrKOkxSPzTVKC5C32ATxOFxf23jHnW?= =?us-ascii?Q?waG+RlATFSvJyt/fBKTZRvFX3SXFeijSVMcQ8atQcT8nZ4D5f0bYE+ppCcqI?= =?us-ascii?Q?BMjiiyAlP0TFW7u2YxjqZC0H/siMOtaKhP4Md+T1RiXDn1PrTI1Zw02lgxrU?= =?us-ascii?Q?XlT/MilIGkdlwCl1moOrFRR1ltbRdn586GYNHtJYa3XQJlNTBc9tiGM1zs4t?= =?us-ascii?Q?e1Qm8+PJZGwlm7T7JPFiZua0ze+aD8cdZuoowzn5NtDEQeQdFwMM59nxxWPC?= =?us-ascii?Q?9rQEY0NuQA/ticMZBUOkz9P3JcWClPp7Sr5Bb1UdguFZtwUBXzZ5Y/qqA/qG?= =?us-ascii?Q?fSiELkCtk7vikZo1QDQ4ws6FALl6PeNh2gh7AqCMTTaEyk2MQXD406RSudMO?= =?us-ascii?Q?K7Cj7s23OG6ezMIEihfoM+qpsHSGNC5YWj9CKoj9P1zJSMZA0qxPcT4DAVZD?= =?us-ascii?Q?+Z2eKS/FXMB8aNalWr31xHzugrg8CD8nnfEYns6l6++GGe0mEv/cD9TwXUBp?= =?us-ascii?Q?L4j48alL1VY28NaF0/8ZOE2VtXN6i2B+PSu3L74CdyMIYxDhjt8AodhWg4od?= =?us-ascii?Q?iCpA0bfZt+z/B02cdrOk/ouECfn/idyMaOC6EZEEVQx87NS3giITxY1B585m?= =?us-ascii?Q?82Y3L4FyUH7Nmo+WweZYOwW3TsNAsesrec7KHZh7PMfwbCaha7CowIAuTO6o?= =?us-ascii?Q?JQRgNyufMoz5v+oVtyO3a0lpfwiZgZhZHVlWP0wQm11kFgyvY0WjgLMyA0gt?= =?us-ascii?Q?ygLZyvDs9lojNwPHXnp2zNd8ArIlZln/1UsrwNPBEWxdOIUOEG2YN7Rl+QZq?= =?us-ascii?Q?hzAKRJHIYm7syE+B+jRJdl8tEatLhObojVcgI4kss2PasdgqTJpGoflT5/o4?= =?us-ascii?Q?7GWeAJJJO41d630Zh/oXzclPH9HT3fNas/zwQJIXs0EX1tkh/2C8eWAiiVB0?= =?us-ascii?Q?0zOLr7a6ShwEmL8VBSiuLNUtTg9nj1a+ckZYK+NLL30YBg9EDmqO+Z5wOVMt?= =?us-ascii?Q?XZkjmwoQ1SkQ/eL4kHIYZ3ncGipk61fUobIls5yirs3UkvR9mE6AP5G75V9C?= =?us-ascii?Q?LMIX5PVC8AwLkZ033HmBHOjVesrRBoVjlNrDkLbCaIJ6jh02CTYGX4M5yzlb?= =?us-ascii?Q?OXQARAf8zVTEYbsUrAPNA2GbosT2rnoKmFDXJoFVVzVJ7vgeK3toN0Qdubp/?= =?us-ascii?Q?xdq30JAmr23NM3NFhrgAH5LlYGu71hItsiaJZy6RoeQcHqhl9Wby38Opo/pT?= =?us-ascii?Q?RM7aIHuXFuJ2i+EBzU8h6YvSnNBPdip2qg4JaS+P4fAAhtmTGHBYIu2W8VH1?= =?us-ascii?Q?LalPxGH+2fryi2H00y9av3dDUBQjtItGPK0t95lOBJfDuC9tgI7x9lbmKAQe?= =?us-ascii?Q?w4HaOqULtm8TrAcSf11lQIpOhfRmp45OyLwyrrpTG6W0AUTSQhgyDuABPnVn?= =?us-ascii?Q?tP7BKyErZAJPPiO/Wf1gRK61W32xtxdXeWi9N6jM?= X-OriginatorOrg: vivo.com X-MS-Exchange-CrossTenant-Network-Message-Id: 6ef001be-c9ed-4e2e-d85f-08db60e3720a X-MS-Exchange-CrossTenant-AuthSource: TYZPR06MB6697.apcprd06.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 May 2023 07:56:59.2446 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 923e42dc-48d5-4cbe-b582-1a797a6412ed X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 6jmU53xiXSGutQoi0YZp72XX9Tr2/7kNKm6ntOMP6I/h48d1ilUachavlyKREDAyMrAxvF0mjUPTrGpNhhjzag== X-MS-Exchange-Transport-CrossTenantHeadersStamped: KL1PR06MB6520 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" There are several places where warnings variables are not needed, remove them and directly return 0. Signed-off-by: Lu Hongfei Acked-by: Josh Poimboeuf --- tools/objtool/check.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) mode change 100644 =3D> 100755 tools/objtool/check.c diff --git a/tools/objtool/check.c b/tools/objtool/check.c index 0fcf99c91400..b60af6965c1d --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -3841,7 +3841,7 @@ static int validate_unwind_hints(struct objtool_file = *file, struct section *sec) static int validate_unret(struct objtool_file *file, struct instruction *i= nsn) { struct instruction *next, *dest; - int ret, warnings =3D 0; + int ret; =20 for (;;) { next =3D next_insn_to_validate(file, insn); @@ -3943,7 +3943,7 @@ static int validate_unret(struct objtool_file *file, = struct instruction *insn) insn =3D next; } =20 - return warnings; + return 0; } =20 /* @@ -4178,7 +4178,6 @@ static int add_prefix_symbols(struct objtool_file *fi= le) { struct section *sec; struct symbol *func; - int warnings =3D 0; =20 for_each_sec(file, sec) { if (!(sec->sh.sh_flags & SHF_EXECINSTR)) @@ -4192,7 +4191,7 @@ static int add_prefix_symbols(struct objtool_file *fi= le) } } =20 - return warnings; + return 0; } =20 static int validate_symbol(struct objtool_file *file, struct section *sec, --=20 2.39.0