From patchwork Fri Apr 14 09:15:41 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: SF Markus Elfring X-Patchwork-Id: 750777 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3w4Bq7454zz9sN7 for ; Fri, 14 Apr 2017 19:16:19 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751612AbdDNJQS (ORCPT ); Fri, 14 Apr 2017 05:16:18 -0400 Received: from mout.web.de ([212.227.15.4]:60636 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751235AbdDNJQR (ORCPT ); Fri, 14 Apr 2017 05:16:17 -0400 Received: from [192.168.1.2] ([77.182.208.89]) by smtp.web.de (mrweb002 [213.165.67.108]) with ESMTPSA (Nemesis) id 0Lym19-1bwpq41xrz-0166Iy; Fri, 14 Apr 2017 11:15:43 +0200 Subject: [PATCH 05/10] pinctrl: imx: Use devm_kmalloc_array() in imx_pinctrl_probe() From: SF Markus Elfring To: linux-gpio@vger.kernel.org, Arnd Bergmann , Gary Bisson , Laxman Dewangan , Linus Walleij , Paul Gortmaker , Peng Fan , Shawn Guo , Vladimir Zapolskiy References: <59fae4ac-9e07-232a-4843-92dd9e0cf2ef@users.sourceforge.net> Cc: LKML , kernel-janitors@vger.kernel.org Message-ID: <33fef6f9-0ab0-9cd9-201e-c37c53e7b798@users.sourceforge.net> Date: Fri, 14 Apr 2017 11:15:41 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.0 MIME-Version: 1.0 In-Reply-To: <59fae4ac-9e07-232a-4843-92dd9e0cf2ef@users.sourceforge.net> Content-Language: en-GB X-Provags-ID: V03:K0:HyLkqt/C5wxKZ6l/P81kTbSN2RVQrzuTaQ6u0+QGDtDEq1XIzLF 0MsK81rB86mALm1yu8vD6PPBsc+b4+M1FfREVi921ub4KysDj34Yc8njKDtCbyO8DiOKavR 9CcavX96vAawCxJGVLTYtHk+xaGvV6XiMijiWnClj7EqqBjwL2y6B5/fodZcsxyXN6EKRTP 9z9xVTYC/0ODs7LpyihAw== X-UI-Out-Filterresults: notjunk:1; V01:K0:CBgbS8UW084=:xuuODF/mn3+mYfz7jbvb4q zWwf9wOTIqa4RbtpK40So8RY5MyAuQIvDXvgmdc4MTr3mteKyRHr0ek6r4x31bQEIAYN2JptV GsekLSREv6mCA1EaMDfMZDkpcoEtj5W6Tv8DJwdsy6Y4qmDzI530+SxgpVfwevmKYB4VT/Js6 6ovQjgjnYocTytJYfEf0uqgVJzpD9AfOonuLlqyNQAS8x2B23lDEavpImjK5M99ofpa6uvUvA oea7tBaNJDa64YMq8gKRCKo8zWfsoAYM1pTjvin3b6idXf1wgcufQ/V2fsWhCqAsTzfk3580N xdrDCnFkn+MvM+I2iva3gzUULqLzcquRmIcHcrmKwUCjLujoh3PCI9rPo0HWnMLrwJBAhPxsL dIXSgSm2JhW/Jf6kv8qJENMfUl7MgTjBuIAUAHTT420c5vMNxXmC0WQ/go8osImq0gEQ9/hoj 0zBSMDa/foZ/zD/09KfjfxFtjzfcAzEnWOYW5AaET/9zQBTMYlw29qtOelQ6hsnH3NBKesOJF d75l8NQoq2tIS0fomnHJSY7JFH7gPIXDyvqLWbVMs159De4+quq58pcZY+7LYimUGxnslr8FS QE+Pp89gPOg76rCU2lEfEP+MIKXRP3gzrLJ5kM90B3sVo2vICwx7VzZhndVAQKmTdqt2VRuNw DSidotEOvYLS2tPG/1SRZ2wpYvWStBjzGzyAxCHaWT10Y+OlNY2a8WdLFn2+GySixNd7FUqfW j9SjA8E1rlP+3q9KadIkEMkc++SKjNsNz/DNF8JCnTnlr6JgLEgzUk/es16SyNXpLBkhBmsuD ZEIzoOf Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org From: Markus Elfring Date: Thu, 13 Apr 2017 15:35:27 +0200 A multiplication for the size determination of a memory allocation indicated that an array data structure should be processed. Thus use the corresponding function "devm_kmalloc_array". This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring --- drivers/pinctrl/freescale/pinctrl-imx.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/pinctrl/freescale/pinctrl-imx.c b/drivers/pinctrl/freescale/pinctrl-imx.c index 44dbf6e38d79..078875361d76 100644 --- a/drivers/pinctrl/freescale/pinctrl-imx.c +++ b/drivers/pinctrl/freescale/pinctrl-imx.c @@ -726,8 +726,10 @@ int imx_pinctrl_probe(struct platform_device *pdev, if (!ipctl) return -ENOMEM; - info->pin_regs = devm_kmalloc(&pdev->dev, sizeof(*info->pin_regs) * - info->npins, GFP_KERNEL); + info->pin_regs = devm_kmalloc_array(&pdev->dev, + info->npins, + sizeof(*info->pin_regs), + GFP_KERNEL); if (!info->pin_regs) return -ENOMEM;