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=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 D547BC433DF for ; Fri, 10 Jul 2020 09:05:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BDF17207BC for ; Fri, 10 Jul 2020 09:05:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727873AbgGJJFm (ORCPT ); Fri, 10 Jul 2020 05:05:42 -0400 Received: from szxga05-in.huawei.com ([45.249.212.191]:7292 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727818AbgGJJFm (ORCPT ); Fri, 10 Jul 2020 05:05:42 -0400 Received: from DGGEMS407-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 7C9362584F401E791179; Fri, 10 Jul 2020 17:02:41 +0800 (CST) Received: from huawei.com (10.175.104.57) by DGGEMS407-HUB.china.huawei.com (10.3.19.207) with Microsoft SMTP Server id 14.3.487.0; Fri, 10 Jul 2020 17:02:31 +0800 From: Lu Wei To: , , , , , , , Subject: [PATCH v3 0/2] Fix return value check Date: Fri, 10 Jul 2020 17:04:21 +0800 Message-ID: <1594371863-20827-1-git-send-email-luwei32@huawei.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.175.104.57] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In the function check_acpi_dev(), if it fails to create platform device, the return value is ERR_PTR() or NULL. Thus it must use IS_ERR_OR_NULL to check return value. *** BLURB HERE *** Lu Wei (2): intel-hid: Fix return value check in check_acpi_dev() intel-vbtn: Fix return value check in check_acpi_dev() drivers/platform/x86/intel-hid.c | 2 +- drivers/platform/x86/intel-vbtn.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) -- 2.7.4