From patchwork Wed Jan 4 11:00:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Peng Fan (OSS)" X-Patchwork-Id: 38859 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a5d:4e01:0:0:0:0:0 with SMTP id p1csp5082185wrt; Wed, 4 Jan 2023 03:03:04 -0800 (PST) X-Google-Smtp-Source: AMrXdXuVnBEEI8R5FHC5BpjwHL7Pm5h8D95mq4VhlTyETlggPT+GYgUgyo2MHenMPOAm/zIezfsm X-Received: by 2002:aa7:c1d5:0:b0:489:64aa:d1aa with SMTP id d21-20020aa7c1d5000000b0048964aad1aamr23153181edp.16.1672830183925; Wed, 04 Jan 2023 03:03:03 -0800 (PST) ARC-Seal: i=2; a=rsa-sha256; t=1672830183; cv=pass; d=google.com; s=arc-20160816; b=ZmknjTLZV1H82q09pY7CNUpqhAMtZrMqwvR10nrFwyG5rbdyI+RVgGPt41BDMdFHxD W+yrKqbCMW6RhvDXhc0vca0p+hntiSmHVm0M8DuLqLMPWU5P5AwjSei9oFcpfxOlbolW tzxjM2iodCgHlC/qTqNxs8sn4hMOjseUhu/6I+g/ivsTV0HasLNFvF0NBEFSJRwWQEK7 EoJaSGqqWuZmOlMuzejiEUq6nA6+blGZhvBAICIQhqG/eR9Rn3tAbHgIPp/QTjm08o7F oxz43eo0TBk2NpC4ohVGcKefMKQOYC9e7+hzMWlHKXXRRRWWpUt+4U5S/BnYV6VD69a4 8pBQ== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:mime-version:content-transfer-encoding :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=qUcaYBHP3lHtx+REsZVGYuOoqVURmCn1HjcXwmfr3iM=; b=R7v/5QrUCpPjBsA5rdXerDldl1fNQsVquFWs9Pu5z4QKOeePDOPRxvmBCn+uq+tsGc DL8fv72CHcLvYdSNmC82yjVs43sCzJ+MNrCdmdAyOMLKX25L9acY5HdnqIzFyPa0QQK0 HAPBf7lJNkq2EjVVEOOMa5zjS4UlihZImyC3dto0Thl1If6BfI2iAkqbjtUqsPjQGJ9S rv+bvmMA8hNdPCnIt1/5f1Q1Q0MfTBn1eG1KawdJm/bVGvORKAjC2QCtkDgnJDos8C7K IKqDJSOLZOMVQ+53pS9JLVkYtVx3zxWjjy3jnMC4NBnQL3qUJBP5CXS4hGdV04a8OMab YU6A== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@NXP1.onmicrosoft.com header.s=selector2-NXP1-onmicrosoft-com header.b=drzN7+TA; arc=pass (i=1 spf=pass spfdomain=oss.nxp.com dkim=pass dkdomain=oss.nxp.com dmarc=pass fromdomain=oss.nxp.com); spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=nxp.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id x12-20020a05640225cc00b0048b0ae570f5si12420097edb.501.2023.01.04.03.02.39; Wed, 04 Jan 2023 03:03:03 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@NXP1.onmicrosoft.com header.s=selector2-NXP1-onmicrosoft-com header.b=drzN7+TA; arc=pass (i=1 spf=pass spfdomain=oss.nxp.com dkim=pass dkdomain=oss.nxp.com dmarc=pass fromdomain=oss.nxp.com); spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=nxp.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234667AbjADLAw (ORCPT + 99 others); Wed, 4 Jan 2023 06:00:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37118 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234836AbjADLA3 (ORCPT ); Wed, 4 Jan 2023 06:00:29 -0500 Received: from EUR05-VI1-obe.outbound.protection.outlook.com (mail-vi1eur05on2067.outbound.protection.outlook.com [40.107.21.67]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B14C813DC6; Wed, 4 Jan 2023 02:59:19 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=P7qq/i10Ga2BbByoZjfsbvQAb3NchhW8QpsNcr46fJDWUMG8+UMpSrnAHwTrOKa/rng6FLoF+XWzKuozYZatIiNxTJNpT3YkYB6qXbOnuvAyA9XjP62XMX6pNwXwEfn/PkuDBjiiO9yuskriyHUWxgiiENCuF0w/3KlrH86wkHuyMb1RraJR2T6nEMNO0+LOAGVY0VtwonzLngtgRQMmir+QDEmEiL0C+iXiKURXvRgN2YvEdpfolIGrITEGrxbAQ8neJbLBQ7d4n2XCM5gKEWWuk2NvRqc1wpR4X3nX++ozz0t25OBvsA4/fDOOfyL+pd3Ix8in6e5v63ORlp3x8A== 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=qUcaYBHP3lHtx+REsZVGYuOoqVURmCn1HjcXwmfr3iM=; b=exhzsFqN2osoX0urb0dV45ZTWzp5XTDjyjLc6vp2E1+yvHPN66HdzMLHv0xklIgrfMWN73mGUokxOiY3TUyJCwEm/84oBfgeWwHsCqtNJtpb+F+eXsy0qEuwoP5rwgIfsMa4dMjxZ6n08hT1+/7/8APG6yi3uqflx7qEPtH/vnuBpBqErnnX3b5nkBimt2feVvlsjReB+W0al7sAcevjt4q7XkwsTdJ2rmB67LB++I39TNy6kpc3v+4wttmBkdva5HHWEIkEpFhGhDIsDCbdS0UFIYRBqcvyHJK1RgxMONaQMjPtEO6ssfFqYkNrjri07SBID/xE/S6coOvbP293UA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=oss.nxp.com; dmarc=pass action=none header.from=oss.nxp.com; dkim=pass header.d=oss.nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=NXP1.onmicrosoft.com; s=selector2-NXP1-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=qUcaYBHP3lHtx+REsZVGYuOoqVURmCn1HjcXwmfr3iM=; b=drzN7+TA4puzKaql2eo+hazEspkATp2D7Fngv2g4t0SiWSmrk/QkBPiAoUIS3xCiyYfqxYLVKuUWe5Cd/TlxA6EZJOTebVLuiyO+jxZq5ewpRyet2cGP9mn5f25G53gs0ue6hy+APxRlBUE4qZbHyECpLOMZvxSYY5ze55Ya6pY= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=oss.nxp.com; Received: from DU0PR04MB9417.eurprd04.prod.outlook.com (2603:10a6:10:358::11) by PAXPR04MB8408.eurprd04.prod.outlook.com (2603:10a6:102:1c9::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5944.19; Wed, 4 Jan 2023 10:59:16 +0000 Received: from DU0PR04MB9417.eurprd04.prod.outlook.com ([fe80::29b9:5061:2054:174b]) by DU0PR04MB9417.eurprd04.prod.outlook.com ([fe80::29b9:5061:2054:174b%7]) with mapi id 15.20.5944.019; Wed, 4 Jan 2023 10:59:16 +0000 From: "Peng Fan (OSS)" To: abelvesa@kernel.org, abel.vesa@linaro.org, mturquette@baylibre.com, sboyd@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com Cc: linux-imx@nxp.com, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, aford173@gmail.com, Peng Fan Subject: [PATCH 1/4] clk: imx: avoid memory leak Date: Wed, 4 Jan 2023 19:00:29 +0800 Message-Id: <20230104110032.1220721-2-peng.fan@oss.nxp.com> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20230104110032.1220721-1-peng.fan@oss.nxp.com> References: <20230104110032.1220721-1-peng.fan@oss.nxp.com> X-ClientProxiedBy: SI2PR01CA0017.apcprd01.prod.exchangelabs.com (2603:1096:4:191::19) To DU0PR04MB9417.eurprd04.prod.outlook.com (2603:10a6:10:358::11) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DU0PR04MB9417:EE_|PAXPR04MB8408:EE_ X-MS-Office365-Filtering-Correlation-Id: 1285395d-2ccf-48cc-3122-08daee42b878 X-MS-Exchange-SharedMailbox-RoutingAgent-Processed: True 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:DU0PR04MB9417.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230022)(4636009)(346002)(39860400002)(376002)(136003)(396003)(366004)(451199015)(2906002)(8936002)(38100700002)(38350700002)(5660300002)(41300700001)(7416002)(4744005)(86362001)(83380400001)(52116002)(66946007)(6486002)(66556008)(478600001)(6666004)(8676002)(4326008)(66476007)(316002)(1076003)(186003)(6506007)(26005)(6512007)(2616005);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: oss.nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 1285395d-2ccf-48cc-3122-08daee42b878 X-MS-Exchange-CrossTenant-AuthSource: DU0PR04MB9417.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 Jan 2023 10:59:16.4138 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: QvxQSZxMzqM1+QqpTVw2QEaVa8QKWhZzAmS1W3EK9aZPo6x01ZY4HlxxDcsaT97mb1aLY8g0dvFUL/1MSxSnVg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: PAXPR04MB8408 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1754089582544518896?= X-GMAIL-MSGID: =?utf-8?q?1754089582544518896?= From: Peng Fan In case imx_register_uart_clocks return early, the imx_uart_clocks memory will be no freed. So execute kfree always to avoid memory leak. Fixes: 379c9a24cc23 ("clk: imx: Fix reparenting of UARTs not associated with stdout") Signed-off-by: Peng Fan --- drivers/clk/imx/clk.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/clk/imx/clk.c b/drivers/clk/imx/clk.c index b636cc099d96..5b73a477f11f 100644 --- a/drivers/clk/imx/clk.c +++ b/drivers/clk/imx/clk.c @@ -205,9 +205,10 @@ static int __init imx_clk_disable_uart(void) clk_disable_unprepare(imx_uart_clocks[i]); clk_put(imx_uart_clocks[i]); } - kfree(imx_uart_clocks); } + kfree(imx_uart_clocks); + return 0; } late_initcall_sync(imx_clk_disable_uart);