Received: by 2002:a05:6358:d09b:b0:dc:cd0c:909e with SMTP id jc27csp3849420rwb; Sun, 20 Nov 2022 23:39:16 -0800 (PST) X-Google-Smtp-Source: AA0mqf7t20KoWAdLAespAJAbzkecA89ygvFLy20HnWEjaHG5HikOlvAyIGM+hriq42nlfo4y/Ly2 X-Received: by 2002:a17:90a:2ec5:b0:217:cdc4:afef with SMTP id h5-20020a17090a2ec500b00217cdc4afefmr25553330pjs.115.1669016356020; Sun, 20 Nov 2022 23:39:16 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1669016356; cv=none; d=google.com; s=arc-20160816; b=A14kwdsaiGJ5CTKk2O3JiFE9GASpcLrLMhKJkqSaKMC/IkSXALfWE79m/ifqV9uE5H S4eS5ID38kWa6dOK73OGe3BsuLAsURkA8r8yYWvRy6ckgo7gIh+lcfMX6X1OC+tC9UwA EPgjXX2xqPLxmKdXGqRS8DFXn2XeFM0xmhcpo9FsAvnRytvl7NwTRROmMLZdPAQdildn cEJxd1zSr4LcwwZ2zQ6o4F+TIM6iNZdRebv/V0N+yW39zSv574zlXetGWMUlcya3wKSS pphShZhEejU1Qy5MMQytwUt9Wah8K8HctO7XCJugdjMNukVVbFHvErbgwRhgtqT0pNt/ qfng== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:in-reply-to :mime-version:user-agent:date:message-id:from:cc:references:to :subject; bh=t1nT1IVUEeNhZW2U/4PeE4ANCt27viIlAsJnWcahcI8=; b=t9iRitIkVYBVQyk6OXn6ytQG7qSKAtM3GWjFM+G6EU5GqrJX3+YhT8ROaUWBQBUW2T YpPSknfeZgrVgRNDz44yfbN2g79/WzBrEGyty2rUVs/tMZ8L4jP/ZWA+QgiBsbWakGhn E3yMtByV/wmUb1/8s9iydx4ZtyucIOSW3kGjPvN91Ax2q98//HfrBIWngIOUprOJ/Qdh 1eOQlAJXyLJhtzO4uV6N92/92GQwcNHNKADdeHYvZ2s4MIOUDp+BolPmuxDZw/xb5BeP 7r3Kjc/eHr2Nv5czO1WNPFZ5JLti35j+ExLyeOzJjzxtujfhCrZTnHa/YB2HT1LD/b1g FCKQ== ARC-Authentication-Results: i=1; mx.google.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=QUARANTINE sp=QUARANTINE dis=NONE) header.from=huawei.com Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id ng9-20020a17090b1a8900b00213587b200esi11402804pjb.189.2022.11.20.23.38.55; Sun, 20 Nov 2022 23:39:16 -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; 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=QUARANTINE sp=QUARANTINE dis=NONE) header.from=huawei.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229681AbiKUH0u (ORCPT + 91 others); Mon, 21 Nov 2022 02:26:50 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43666 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229476AbiKUH0t (ORCPT ); Mon, 21 Nov 2022 02:26:49 -0500 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C69392A419; Sun, 20 Nov 2022 23:26:47 -0800 (PST) Received: from dggemv703-chm.china.huawei.com (unknown [172.30.72.56]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4NFzPS6hvlzqSYh; Mon, 21 Nov 2022 15:22:52 +0800 (CST) Received: from kwepemm600005.china.huawei.com (7.193.23.191) by dggemv703-chm.china.huawei.com (10.3.19.46) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Mon, 21 Nov 2022 15:26:45 +0800 Received: from [10.67.109.54] (10.67.109.54) by kwepemm600005.china.huawei.com (7.193.23.191) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Mon, 21 Nov 2022 15:26:45 +0800 Subject: Re: [PATCH] clk: microchip: check for null return of devm_kzalloc() To: Conor Dooley References: <20221119054858.178629-1-tanghui20@huawei.com> CC: , , , , , , From: Hui Tang Message-ID: <39867664-1c14-9628-a82f-a9682a22c5f8@huawei.com> Date: Mon, 21 Nov 2022 15:26:44 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.7.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="windows-1252"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.67.109.54] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To kwepemm600005.china.huawei.com (7.193.23.191) X-CFilter-Loop: Reflected X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,NICE_REPLY_A, RCVD_IN_DNSWL_MED,SPF_HELO_NONE,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 On 2022/11/19 18:43, Conor Dooley wrote: > On Sat, Nov 19, 2022 at 01:48:58PM +0800, Hui Tang wrote: >> Because of the possilble failure of devm_kzalloc(), name might be NULL and >> will cause null pointer derefrence later. > > In theory, yeah? > > (note to self, s/refrence/reference/, s/possilble/possible) Sorry, I make spelling mistakes. Thanks.