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=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 50819C433E4 for ; Sat, 8 Aug 2020 23:47:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 208B220672 for ; Sat, 8 Aug 2020 23:47:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1596930430; bh=VMTzMSs96rd2ubqGPcpihfRojvQiew/VEzVXjzbGrYE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=GL4p0FhrEXXNPwPHgL6sxWj9Th+RAjyt6KQLC6yWIHgixWYbjtu1ZFkbuXy0aXyqy DKBajGARhgrrt+rZyBOliQTm1w8sOdIMlz7TRlvTUwSuteXnqelZxGKT1olppikStK S3SWwJxLk30o1JHhtt5lJqaRHX0bA7k1v/NnRJ3w= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728752AbgHHXrI (ORCPT ); Sat, 8 Aug 2020 19:47:08 -0400 Received: from mail.kernel.org ([198.145.29.99]:51616 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726415AbgHHXiE (ORCPT ); Sat, 8 Aug 2020 19:38:04 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id B051B2075D; Sat, 8 Aug 2020 23:38:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1596929884; bh=VMTzMSs96rd2ubqGPcpihfRojvQiew/VEzVXjzbGrYE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=yrqOSqdwm9qRtFdnnTl8U2w6dRJf1mfhNW/cC6rWJ+ARGoNgzjTJMAisF+Q1FOthc 9JHKiK+0AiumscXXVKtKlKGPfNkWBieoLCVfUCQMXRWXVpj4NSoVQXrJilYYwD7GD6 s4KrVESPRfSa9fQxdfJAJ2khkGx5IhlkxsUW8CyA= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Lu Wei , Hulk Robot , Andy Shevchenko , Sasha Levin , platform-driver-x86@vger.kernel.org Subject: [PATCH AUTOSEL 5.7 27/58] platform/x86: intel-hid: Fix return value check in check_acpi_dev() Date: Sat, 8 Aug 2020 19:36:53 -0400 Message-Id: <20200808233724.3618168-27-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200808233724.3618168-1-sashal@kernel.org> References: <20200808233724.3618168-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Lu Wei [ Upstream commit 71fbe886ce6dd0be17f20aded9c63fe58edd2806 ] 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. Fixes: ecc83e52b28c ("intel-hid: new hid event driver for hotkeys") Reported-by: Hulk Robot Signed-off-by: Lu Wei Signed-off-by: Andy Shevchenko Signed-off-by: Sasha Levin --- drivers/platform/x86/intel-hid.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/platform/x86/intel-hid.c b/drivers/platform/x86/intel-hid.c index 9ee79b74311c1..86261970bd8f3 100644 --- a/drivers/platform/x86/intel-hid.c +++ b/drivers/platform/x86/intel-hid.c @@ -571,7 +571,7 @@ check_acpi_dev(acpi_handle handle, u32 lvl, void *context, void **rv) return AE_OK; if (acpi_match_device_ids(dev, ids) == 0) - if (acpi_create_platform_device(dev, NULL)) + if (!IS_ERR_OR_NULL(acpi_create_platform_device(dev, NULL))) dev_info(&dev->dev, "intel-hid: created platform device\n"); -- 2.25.1