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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9A95DC18E57 for ; Mon, 18 Oct 2021 14:03:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 871D3603E9 for ; Mon, 18 Oct 2021 14:03:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232440AbhJROFN (ORCPT ); Mon, 18 Oct 2021 10:05:13 -0400 Received: from mail.kernel.org ([198.145.29.99]:39834 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232740AbhJROBY (ORCPT ); Mon, 18 Oct 2021 10:01:24 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id D94EC61A87; Mon, 18 Oct 2021 13:42:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1634564560; bh=ZGzhGwbdTu8vn5Z0RtLJ+mH04prsIESewSKx1xJlvhY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=jlPY8NW4TIOMeAUOpj15shvarrggn8I7Rj+2wQLGHrnImY/f+ZkVPqO6vNX+QWN27 wz7VEsqx4qL6+OMbebj/rgujea7BoHYQ2Fw9qfaNVx181LoGcj9GKVw6MZdJUXDXEU za8j+D4ILjEOAev68wUuVVkACUV1t9XUKjGZ3r58= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dan Carpenter , Dmitry Baryshkov , Rob Clark Subject: [PATCH 5.14 134/151] drm/msm/dsi: Fix an error code in msm_dsi_modeset_init() Date: Mon, 18 Oct 2021 15:25:13 +0200 Message-Id: <20211018132345.022963753@linuxfoundation.org> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20211018132340.682786018@linuxfoundation.org> References: <20211018132340.682786018@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: linux-kernel@vger.kernel.org From: Dan Carpenter commit 739b4e7756d3301dd673ca517afca46a5f635562 upstream. Return an error code if msm_dsi_manager_validate_current_config(). Don't return success. Fixes: 8b03ad30e314 ("drm/msm/dsi: Use one connector for dual DSI mode") Signed-off-by: Dan Carpenter Reviewed-by: Dmitry Baryshkov Link: https://lore.kernel.org/r/20211001123308.GF2283@kili Signed-off-by: Dmitry Baryshkov Signed-off-by: Rob Clark Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/msm/dsi/dsi.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/drivers/gpu/drm/msm/dsi/dsi.c +++ b/drivers/gpu/drm/msm/dsi/dsi.c @@ -208,8 +208,10 @@ int msm_dsi_modeset_init(struct msm_dsi goto fail; } - if (!msm_dsi_manager_validate_current_config(msm_dsi->id)) + if (!msm_dsi_manager_validate_current_config(msm_dsi->id)) { + ret = -EINVAL; goto fail; + } msm_dsi->encoder = encoder;