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=-18.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,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 F399FC83018 for ; Tue, 1 Dec 2020 08:59:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 90A6021D7A for ; Tue, 1 Dec 2020 08:59:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="efGlvwi4" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728600AbgLAI66 (ORCPT ); Tue, 1 Dec 2020 03:58:58 -0500 Received: from mail.kernel.org ([198.145.29.99]:34198 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388042AbgLAI66 (ORCPT ); Tue, 1 Dec 2020 03:58:58 -0500 Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id AEC60221FD; Tue, 1 Dec 2020 08:58:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1606813122; bh=tEbF9PCNWK2JOYfpN4cidgR+ttLyUUfOl1UQEYaWWU8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=efGlvwi4KbiYdoifLyM2F2jyWi1VukRDGY6EHpL8BLfXQ2WxK0OSWREaQvARB3plo lqL6rSkfAHXjsjiEsvJ7HU/EII/JsF+Q3exeQpkTOw0vzyO1eqHVTfT7qX1nfwF6r+ ngq9ieFj+GUjgabwM9epAvK/IO7okgEDultPGgig= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Tosk Robot , Kaixu Xia , Hans de Goede , Sasha Levin Subject: [PATCH 4.14 40/50] platform/x86: toshiba_acpi: Fix the wrong variable assignment Date: Tue, 1 Dec 2020 09:53:39 +0100 Message-Id: <20201201084650.007246981@linuxfoundation.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201201084644.803812112@linuxfoundation.org> References: <20201201084644.803812112@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Kaixu Xia [ Upstream commit 2a72c46ac4d665614faa25e267c3fb27fb729ed7 ] The commit 78429e55e4057 ("platform/x86: toshiba_acpi: Clean up variable declaration") cleans up variable declaration in video_proc_write(). Seems it does the variable assignment in the wrong place, this results in dead code and changes the source code logic. Fix it by doing the assignment at the beginning of the funciton. Fixes: 78429e55e4057 ("platform/x86: toshiba_acpi: Clean up variable declaration") Reported-by: Tosk Robot Signed-off-by: Kaixu Xia Link: https://lore.kernel.org/r/1606024177-16481-1-git-send-email-kaixuxia@tencent.com Signed-off-by: Hans de Goede Signed-off-by: Sasha Levin --- drivers/platform/x86/toshiba_acpi.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c index 8221e000c8c23..25955b4d80b0d 100644 --- a/drivers/platform/x86/toshiba_acpi.c +++ b/drivers/platform/x86/toshiba_acpi.c @@ -1497,7 +1497,7 @@ static ssize_t video_proc_write(struct file *file, const char __user *buf, struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file)); char *buffer; char *cmd; - int lcd_out, crt_out, tv_out; + int lcd_out = -1, crt_out = -1, tv_out = -1; int remain = count; int value; int ret; @@ -1529,7 +1529,6 @@ static ssize_t video_proc_write(struct file *file, const char __user *buf, kfree(cmd); - lcd_out = crt_out = tv_out = -1; ret = get_video_status(dev, &video_out); if (!ret) { unsigned int new_video_out = video_out; -- 2.27.0