From patchwork Fri Aug 23 10:54:21 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shen Lichuan X-Patchwork-Id: 13774994 Received: from APC01-SG2-obe.outbound.protection.outlook.com (mail-sgaapc01on2051.outbound.protection.outlook.com [40.107.215.51]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 54A8C1547FE for ; Fri, 23 Aug 2024 10:55:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.215.51 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724410512; cv=fail; b=sY7LcxFpH+QcG9h4qsCL452z5/BtySuJsmf2A7w9If3oUfhU4hToliqYFeSyzy0SqZ7fh32fWJsmju/oznwYVVg5fQBV/5c69t/Z95n+wUfn3hPkDwUUrh8nT86V93KW6S9WTqp/QcPuVaN3W6FiK1alYLtIRHyWX2ter4DeRMA= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724410512; c=relaxed/simple; bh=MsYaZ5fmkkxh+h4675Zeu1py/2TmqPQezVzHrQKGXs8=; h=From:To:Cc:Subject:Date:Message-Id:Content-Type:MIME-Version; b=lPjvE5iq9V9gmkoX7qBJIkVtK45k2Qol6Uq14tQbuaqED3Y5yA0fxnGgkKD5xzZNFEO0JbQ8B5Lg3ijWZOa/0UtXSTJkWmHDuwqTB+C0TumvTjoKFlMI24u62uTtrOmyOn6LuFGVm8B6/hUntYlD0ZdDMObyNpN1/C1eSf8VksQ= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=vivo.com; spf=pass smtp.mailfrom=vivo.com; dkim=pass (2048-bit key) header.d=vivo.com header.i=@vivo.com header.b=QsIXcZv5; arc=fail smtp.client-ip=40.107.215.51 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=vivo.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=vivo.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=vivo.com header.i=@vivo.com header.b="QsIXcZv5" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=vZoiz+q5QcB085LIFC3rwSPjILCfcMO01DoO0U9bhNQPXkwEQzKRfRgZKUqUDrkmYfxECZCPPhDoYmKuzzb1C4Z60N5QLQYtvXAyjZkmwF0RIKlzCbmNs87fjMrqNqmpOzhfmrQzV5z02L0bF/h5NASjaV5CeSc7CnIJqiAA8gsPEVRr2MHKBiB5+Syv/fa3Y+BgPpyco0//dLw6Ajt0tntrMUl0LZqXmfyjx9UmX0kXv1DahnaqVqXzGqfWnuzpTxOm2LMBUX5dbD7alTPME7l4s6xRBZNy9F9AlIuVuWxEoKN7kK1DIiPcfoFTv1yYO3eYpEcLcoa70ojl+24OGA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; 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=KiGFwbDZfuwpSJhsyxvqIwSiUpBdjrwy6gk/YICbLPk=; b=cIObwxT6eerQ8tF3pTo6ZYiCKtFpBMU/qx75K2OLSpn8M/nl5XnmlZumnVbcVxfkdBHJZztW7usHqDtHoLMxsg845e7fDiFziKSH4nAQMSz5CkmuAQ9H1X4HO3h5TR0oiICDbzpxhLqpnm90SFP58CQAKgL6+lJQY+XDh/MFjtwa4Z3VPV5HaLLW9q740rYWjCpH0AMS6vdhnFn3OGzl/SkkbfSH0I9g/ecVjA/PTy0oM1NreEhQ4oO4DjfIzIiY+mPIhCv2JqFPPw1s928RlEdEWJq8oTgQN6gftZxe+xyvUUy25/Pf8nGnuk5Lymiv8Hg+waQ/xPYJd24inIYgkQ== 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=KiGFwbDZfuwpSJhsyxvqIwSiUpBdjrwy6gk/YICbLPk=; b=QsIXcZv5whWByzPNKyPxWr0AGiTwnsii+eN5M40jdSl7zHQdYrSBanoHiEGK8iMm6nnhM7vTnv/pHos3tzz7yT8yNdQMJJOWVu8mJV+K+Or0l1DWrN5ru88F/i4lIo3yPBouS7eIFr1JHiL6oTXRFaqBeqQoYHzSzA4TNb82PePh8OnvCNvlNVTCfbMAekL+6a+kv5olZVzFdb0thqO2k4JpMtpNfQ52ciMQxunJU1NXvOUKypgZpwNnEOU2yUe9w3JRmmMj0EHcoHbm8coD3PJV86Jife3XB+/UQK0CJiL16wAcqno6ifi9obJEqyNmiT9/vlzOCxNqRRa6500mvg== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=vivo.com; Received: from SEZPR06MB5899.apcprd06.prod.outlook.com (2603:1096:101:e3::16) by TYZPR06MB5685.apcprd06.prod.outlook.com (2603:1096:400:283::7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7897.19; Fri, 23 Aug 2024 10:55:06 +0000 Received: from SEZPR06MB5899.apcprd06.prod.outlook.com ([fe80::8bfc:f1ee:8923:77ce]) by SEZPR06MB5899.apcprd06.prod.outlook.com ([fe80::8bfc:f1ee:8923:77ce%3]) with mapi id 15.20.7897.014; Fri, 23 Aug 2024 10:55:05 +0000 From: Shen Lichuan To: aisheng.dong@nxp.com, festevam@gmail.com, shawnguo@kernel.org, ping.bai@nxp.com, linus.walleij@linaro.org, s.hauer@pengutronix.de Cc: kernel@pengutronix.de, linux-gpio@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, opensource.kerenl@vivo.com, Shen Lichuan Subject: [PATCH v2] pinctrl: freescale: imx-scmi: Use kmemdup_array instead of kmemdup for multiple allocation Date: Fri, 23 Aug 2024 18:54:21 +0800 Message-Id: <20240823105421.50017-1-shenlichuan@vivo.com> X-Mailer: git-send-email 2.17.1 X-ClientProxiedBy: SI1PR02CA0055.apcprd02.prod.outlook.com (2603:1096:4:1f5::16) To SEZPR06MB5899.apcprd06.prod.outlook.com (2603:1096:101:e3::16) Precedence: bulk X-Mailing-List: imx@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SEZPR06MB5899:EE_|TYZPR06MB5685:EE_ X-MS-Office365-Filtering-Correlation-Id: 091223b5-41c3-433d-7114-08dcc3620bcb X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|366016|376014|7416014|52116014|38350700014; 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:SEZPR06MB5899.apcprd06.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(1800799024)(366016)(376014)(7416014)(52116014)(38350700014);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: vivo.com X-MS-Exchange-CrossTenant-Network-Message-Id: 091223b5-41c3-433d-7114-08dcc3620bcb X-MS-Exchange-CrossTenant-AuthSource: SEZPR06MB5899.apcprd06.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 23 Aug 2024 10:55:05.4206 (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: maIAheEOpduQQfnuTvgsJp/36abHf/1pXP7z+RSX/CiaP49Dxt9oVL4zJQRaaw9pxPjSWcHCW27nx1r/7LIiQw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: TYZPR06MB5685 Let the kmemdup_array() take care about multiplication and possible overflows. Signed-off-by: Shen Lichuan Reviewed-by: Peng Fan --- V1->V2: Change subject prefix to "pinctrl: freescale: imx-scmi:" --- drivers/pinctrl/freescale/pinctrl-imx-scmi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pinctrl/freescale/pinctrl-imx-scmi.c b/drivers/pinctrl/freescale/pinctrl-imx-scmi.c index 2991047535bc..8f15c4c4dc44 100644 --- a/drivers/pinctrl/freescale/pinctrl-imx-scmi.c +++ b/drivers/pinctrl/freescale/pinctrl-imx-scmi.c @@ -130,7 +130,7 @@ static int pinctrl_scmi_imx_dt_node_to_map(struct pinctrl_dev *pctldev, cfg[j++] = pinconf_to_config_packed(IMX_SCMI_PIN_DAISY_CFG, input_val); } - configs = kmemdup(cfg, ncfg * sizeof(unsigned long), GFP_KERNEL); + configs = kmemdup_array(cfg, ncfg, sizeof(unsigned long), GFP_KERNEL); new_map[i].type = PIN_MAP_TYPE_CONFIGS_PIN; new_map[i].data.configs.group_or_pin = pin_get_name(pctldev, pin_id);