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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CA3FAC67871 for ; Mon, 16 Jan 2023 17:09:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232512AbjAPRJM (ORCPT ); Mon, 16 Jan 2023 12:09:12 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33362 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234275AbjAPRI2 (ORCPT ); Mon, 16 Jan 2023 12:08:28 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9C32E2E0DC for ; Mon, 16 Jan 2023 08:48:43 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 337D9B8105D for ; Mon, 16 Jan 2023 16:48:42 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8B194C433D2; Mon, 16 Jan 2023 16:48:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1673887720; bh=6jyFf/BSudBbpYuXhRKlhC+t2ALdnOY62FMXjHQ/yis=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=I0LY/1Az2hrtXtjrAIBh9SUXOla/roAhvN+lVs8ZMPCiVeVDMJ1pOshyIYfFImTjH x6WYWmMHtstkWuC6i7EYHyJM7uQ1BB553VfQF4L7tHnsTQNdTdSnwB/gUaLdMbnCu0 hQ5AOfgoBhI/N6qgrUPK2O012dUP7evLTFD8LEy8= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Shang XiaoJing , Helge Deller , Sasha Levin Subject: [PATCH 4.19 256/521] fbdev: via: Fix error in via_core_init() Date: Mon, 16 Jan 2023 16:48:38 +0100 Message-Id: <20230116154858.584696709@linuxfoundation.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230116154847.246743274@linuxfoundation.org> References: <20230116154847.246743274@linuxfoundation.org> User-Agent: quilt/0.67 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: Shang XiaoJing [ Upstream commit 5886b130de953cfb8826f7771ec8640a79934a7f ] via_core_init() won't exit the driver when pci_register_driver() failed. Exit the viafb-i2c and the viafb-gpio in failed path to prevent error. VIA Graphics Integration Chipset framebuffer 2.4 initializing Error: Driver 'viafb-i2c' is already registered, aborting... Error: Driver 'viafb-gpio' is already registered, aborting... Fixes: 7582eb9be85f ("viafb: Turn GPIO and i2c into proper platform devices") Signed-off-by: Shang XiaoJing Signed-off-by: Helge Deller Signed-off-by: Sasha Levin --- drivers/video/fbdev/via/via-core.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/video/fbdev/via/via-core.c b/drivers/video/fbdev/via/via-core.c index b041eb27a9bf..3f74bc8af7b3 100644 --- a/drivers/video/fbdev/via/via-core.c +++ b/drivers/video/fbdev/via/via-core.c @@ -774,7 +774,14 @@ static int __init via_core_init(void) return ret; viafb_i2c_init(); viafb_gpio_init(); - return pci_register_driver(&via_driver); + ret = pci_register_driver(&via_driver); + if (ret) { + viafb_gpio_exit(); + viafb_i2c_exit(); + return ret; + } + + return 0; } static void __exit via_core_exit(void) -- 2.35.1