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=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 A5EE7C433E2 for ; Thu, 17 Sep 2020 00:21:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6E7B120684 for ; Thu, 17 Sep 2020 00:21:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726115AbgIQAV5 (ORCPT ); Wed, 16 Sep 2020 20:21:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40520 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726004AbgIQAV4 (ORCPT ); Wed, 16 Sep 2020 20:21:56 -0400 Received: from shards.monkeyblade.net (shards.monkeyblade.net [IPv6:2620:137:e000::1:9]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1248FC06174A for ; Wed, 16 Sep 2020 17:21:56 -0700 (PDT) Received: from localhost (unknown [IPv6:2601:601:9f00:477::3d5]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id 95EC613C7831C; Wed, 16 Sep 2020 17:05:07 -0700 (PDT) Date: Wed, 16 Sep 2020 17:21:53 -0700 (PDT) Message-Id: <20200916.172153.376464259253056720.davem@davemloft.net> To: olteanv@gmail.com Cc: netdev@vger.kernel.org, yangbo.lu@nxp.com, xiaoliang.yang_1@nxp.com, UNGLinuxDriver@microchip.com, claudiu.manoil@nxp.com, alexandre.belloni@bootlin.com, andrew@lunn.ch, vivien.didelot@gmail.com, f.fainelli@gmail.com, kuba@kernel.org Subject: Re: [PATCH net 4/7] net: mscc: ocelot: check for errors on memory allocation of ports From: David Miller In-Reply-To: <20200915182229.69529-5-olteanv@gmail.com> References: <20200915182229.69529-1-olteanv@gmail.com> <20200915182229.69529-5-olteanv@gmail.com> X-Mailer: Mew version 6.8 on Emacs 27.1 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [2620:137:e000::1:9]); Wed, 16 Sep 2020 17:05:08 -0700 (PDT) Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Vladimir Oltean Date: Tue, 15 Sep 2020 21:22:26 +0300 > @@ -993,6 +993,8 @@ static int mscc_ocelot_probe(struct platform_device *pdev) > > ocelot->ports = devm_kcalloc(&pdev->dev, ocelot->num_phys_ports, > sizeof(struct ocelot_port *), GFP_KERNEL); > + if (!ocelot->ports) > + return -ENOMEM; This leaks the reference to OF node 'ports'.