From patchwork Thu Jun 3 14:13:57 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yang Yingliang X-Patchwork-Id: 454222 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT 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 7E83FC47082 for ; Thu, 3 Jun 2021 14:09:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5663A613F3 for ; Thu, 3 Jun 2021 14:09:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230319AbhFCOL1 (ORCPT ); Thu, 3 Jun 2021 10:11:27 -0400 Received: from szxga03-in.huawei.com ([45.249.212.189]:3410 "EHLO szxga03-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230044AbhFCOL0 (ORCPT ); Thu, 3 Jun 2021 10:11:26 -0400 Received: from dggemv711-chm.china.huawei.com (unknown [172.30.72.56]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4Fwnjr13HBz63cj; Thu, 3 Jun 2021 22:05:52 +0800 (CST) Received: from dggpeml500017.china.huawei.com (7.185.36.243) by dggemv711-chm.china.huawei.com (10.1.198.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Thu, 3 Jun 2021 22:09:37 +0800 Received: from huawei.com (10.175.103.91) by dggpeml500017.china.huawei.com (7.185.36.243) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Thu, 3 Jun 2021 22:09:37 +0800 From: Yang Yingliang To: , CC: , , Subject: [PATCH -next] mfd: pm8008: Fix return value check in pm8008_probe() Date: Thu, 3 Jun 2021 22:13:57 +0800 Message-ID: <20210603141357.572347-1-yangyingliang@huawei.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [10.175.103.91] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To dggpeml500017.china.huawei.com (7.185.36.243) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org In case of error, the function devm_regmap_init_i2c() returns ERR_PTR() and never returns NULL. The NULL test in the return value check should be replaced with IS_ERR(). Fixes: 6b149f3310a4 ("mfd: pm8008: Add driver for QCOM PM8008 PMIC") Reported-by: Hulk Robot Signed-off-by: Yang Yingliang --- drivers/mfd/qcom-pm8008.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mfd/qcom-pm8008.c b/drivers/mfd/qcom-pm8008.c index c472d7f8103c..dfefa60d693b 100644 --- a/drivers/mfd/qcom-pm8008.c +++ b/drivers/mfd/qcom-pm8008.c @@ -223,7 +223,7 @@ static int pm8008_probe(struct i2c_client *client) struct pm8008_data *chip; chip = devm_kzalloc(&client->dev, sizeof(*chip), GFP_KERNEL); - if (!chip) + if (IS_ERR(chip)) return -ENOMEM; chip->dev = &client->dev;