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 C2673C433E6 for ; Wed, 23 Dec 2020 02:29:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9830822257 for ; Wed, 23 Dec 2020 02:29:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728569AbgLWC2s (ORCPT ); Tue, 22 Dec 2020 21:28:48 -0500 Received: from mail.kernel.org ([198.145.29.99]:56776 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729695AbgLWC0K (ORCPT ); Tue, 22 Dec 2020 21:26:10 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 5409E22525; Wed, 23 Dec 2020 02:25:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1608690330; bh=I3OWIgay7oTUIYZ62EAIrrMkd7mFHGl0lmW7+gGcC3I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BWCqSe2t0BSIyzWUI50bl3NvJPmLty3HrwPNUwxPiDE49DYVfRl/QuKEnNrCo2so/ jK44FcUTy9rH1HWVqyR8fzALr/SkDcQKA7PnKY0tHwSjO9sovNLnGWyBwTE7bMesWF xthk5r6dI+R1C7vYlX0aUNrfSFpbKWHCrPDwdOluhGBTpiDggCwzBbD94hF424qEIu IGqwS+tFfNme+Ybs9VHX1WZmh7Rj3PZSzim5n/GbnEFKim9lQQvb1B2IQ3gJCi62il 7uq0tvvIGRNrWQTBDZ7F3OoEW0ntqOl++howV8BKIF2zvZY+ltAPVOWDhRdIosqStS /cFBpdUzMsCZg== 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 4.4 10/38] drm: panel: simple: add missing platform_driver_unregister() in panel_simple_init Date: Tue, 22 Dec 2020 21:24:48 -0500 Message-Id: <20201223022516.2794471-10-sashal@kernel.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201223022516.2794471-1-sashal@kernel.org> References: <20201223022516.2794471-1-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 64b23bdebd1d1..7740772e4d575 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -1435,8 +1435,10 @@ 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