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=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 29B4DC4332E for ; Wed, 23 Dec 2020 02:19:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E8A2822A99 for ; Wed, 23 Dec 2020 02:19:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728720AbgLWCTk (ORCPT ); Tue, 22 Dec 2020 21:19:40 -0500 Received: from mail.kernel.org ([198.145.29.99]:46436 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728610AbgLWCTY (ORCPT ); Tue, 22 Dec 2020 21:19:24 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 2A2282333E; Wed, 23 Dec 2020 02:18:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1608689924; bh=AxKwh6U1KEIEIk1iz4C9RvptRlgSdwpMTwD3FlZ+B7U=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=gfuu4z4WiufRLA7FaOMv7zbFY0xaQV86zAbDBm9nEb+pwXA9fR3JQlx84/r/lFTzw 9Fumj82UmXb8owkYYQgkBBrflL98iXMJ9tsq7+pK34TNifL6Ad+bgsLSQqc56/ZjZF nKb0kmFS3r8UVacuY0GLQr0HHeBG8jSmPX1xuJ/XSdgRNLaig6fLhfvnfN7ZSSGpN/ lRYOZBH0QiJLhAcMALVKlLhcosL65riD5XqfuiFraoCa5lGCCWNBBITxaJ/IpPviUR gEE8gIKglfeexhfSIQtD1Y9yvgZQ5S+QnDl7OBIF6S4qSjHG8d6x5XNNReAg98qBil CrtEIvhDAEi2A== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Qinglang Miao , Sam Ravnborg , Sasha Levin , dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 5.4 024/130] drm: panel: simple: add missing platform_driver_unregister() in panel_simple_init Date: Tue, 22 Dec 2020 21:16:27 -0500 Message-Id: <20201223021813.2791612-24-sashal@kernel.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201223021813.2791612-1-sashal@kernel.org> References: <20201223021813.2791612-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Qinglang Miao [ Upstream commit f2e66f212a9de04afc2caa5ec79057c0ac75c728 ] Add the missing platform_driver_unregister() before return from panel_simple_init in the error handling case when failed to register panel_simple_dsi_driver with CONFIG_DRM_MIPI_DSI enabled. Signed-off-by: Qinglang Miao Signed-off-by: Sam Ravnborg Link: https://patchwork.freedesktop.org/patch/msgid/20201031011856.137307-1-miaoqinglang@huawei.com Signed-off-by: Sasha Levin --- drivers/gpu/drm/panel/panel-simple.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index f0ea782df836d..579d53e9a769c 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -3777,8 +3777,10 @@ static int __init panel_simple_init(void) if (IS_ENABLED(CONFIG_DRM_MIPI_DSI)) { err = mipi_dsi_driver_register(&panel_simple_dsi_driver); - if (err < 0) + if (err < 0) { + platform_driver_unregister(&panel_simple_platform_driver); return err; + } } return 0; -- 2.27.0