From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0DD4CFC6197 for ; Fri, 8 Nov 2019 20:38:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DD0AB20674 for ; Fri, 8 Nov 2019 20:38:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732423AbfKHUiE (ORCPT ); Fri, 8 Nov 2019 15:38:04 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:53628 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726349AbfKHUiB (ORCPT ); Fri, 8 Nov 2019 15:38:01 -0500 Received: from pps.filterd (m0098420.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id xA8KXPHA137890; Fri, 8 Nov 2019 15:37:45 -0500 Received: from pps.reinject (localhost [127.0.0.1]) by mx0b-001b2d01.pphosted.com with ESMTP id 2w5c3yppjr-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 08 Nov 2019 15:37:45 -0500 Received: from m0098420.ppops.net (m0098420.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.27/8.16.0.27) with SMTP id xA8KXeYo139026; Fri, 8 Nov 2019 15:37:44 -0500 Received: from ppma02dal.us.ibm.com (a.bd.3ea9.ip4.static.sl-reverse.com [169.62.189.10]) by mx0b-001b2d01.pphosted.com with ESMTP id 2w5c3yppj9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 08 Nov 2019 15:37:44 -0500 Received: from pps.filterd (ppma02dal.us.ibm.com [127.0.0.1]) by ppma02dal.us.ibm.com (8.16.0.27/8.16.0.27) with SMTP id xA8KTvBB014679; Fri, 8 Nov 2019 20:37:43 GMT Received: from b01cxnp22034.gho.pok.ibm.com (b01cxnp22034.gho.pok.ibm.com [9.57.198.24]) by ppma02dal.us.ibm.com with ESMTP id 2w41ukaka9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 08 Nov 2019 20:37:43 +0000 Received: from b01ledav006.gho.pok.ibm.com (b01ledav006.gho.pok.ibm.com [9.57.199.111]) by b01cxnp22034.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id xA8Kbgb140436058 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 8 Nov 2019 20:37:43 GMT Received: from b01ledav006.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id C8809AC05F; Fri, 8 Nov 2019 20:37:42 +0000 (GMT) Received: from b01ledav006.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id D1E43AC05E; Fri, 8 Nov 2019 20:37:41 +0000 (GMT) Received: from [9.41.103.158] (unknown [9.41.103.158]) by b01ledav006.gho.pok.ibm.com (Postfix) with ESMTP; Fri, 8 Nov 2019 20:37:41 +0000 (GMT) Subject: Re: [PATCH v3] media: aspeed-video: Fix memory leaks in aspeed_video_probe To: Navid Emamdoost , jae.hyun.yoo@linux.intel.com Cc: linux-aspeed@lists.ozlabs.org, Andrew Jeffery , kjlu@umn.edu, openbmc@lists.ozlabs.org, Eddie James , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, emamd001@umn.edu, smccaman@umn.edu, Mauro Carvalho Chehab , linux-arm-kernel@lists.infradead.org References: <20191028171838.28533-1-navid.emamdoost@gmail.com> From: Eddie James Message-ID: <6de50e1a-cb05-8d81-d043-00ed25eda845@linux.vnet.ibm.com> Date: Fri, 8 Nov 2019 14:37:41 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.0 MIME-Version: 1.0 In-Reply-To: <20191028171838.28533-1-navid.emamdoost@gmail.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-11-08_07:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1910280000 definitions=main-1911080198 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/28/19 12:18 PM, Navid Emamdoost wrote: > In the implementation of aspeed_video_probe() the allocated memory for > video should be released if either devm_ioremap_resource() > or aspeed_video_init() or aspeed_video_setup_video() fails. Replace > kzalloc() with devm_kzalloc to avoid explicit release for video. Thanks, Reviewed-by: Eddie James > > Fixes: d2b4387f3bdf ("media: platform: Add Aspeed Video Engine driver") > Signed-off-by: Navid Emamdoost > --- > Changes in v3: > -- fix call to devm_kzalloc() > --- > drivers/media/platform/aspeed-video.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/media/platform/aspeed-video.c b/drivers/media/platform/aspeed-video.c > index eb12f3793062..70797b41447c 100644 > --- a/drivers/media/platform/aspeed-video.c > +++ b/drivers/media/platform/aspeed-video.c > @@ -1646,7 +1646,8 @@ static int aspeed_video_probe(struct platform_device *pdev) > { > int rc; > struct resource *res; > - struct aspeed_video *video = kzalloc(sizeof(*video), GFP_KERNEL); > + struct aspeed_video *video = > + devm_kzalloc(&pdev->dev, sizeof(*video), GFP_KERNEL); > > if (!video) > return -ENOMEM;