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=-9.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 809B9C388F7 for ; Mon, 9 Nov 2020 13:35:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3984C2067B for ; Mon, 9 Nov 2020 13:35:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1604928953; bh=ZoIqSowvd9AcHwa//C2hMy5BtF8+rdktiD/XC6VSwCM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=FAgtocFRDaWQmdB7Uye1Aq4f2v/geXQu1D6vkiS8ndzFZWDmNRlEQwnyJn15LshZZ a7BAbujCV6kOIG02arjq/+B3vR2VjRwGGm2aQZZwJ3+8o8krrADpSqzODgSQf0hQFn tTAIC/Guv3cdHTLeir59W4Q5v50eUWbClxUe8ojw= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732966AbgKINfu (ORCPT ); Mon, 9 Nov 2020 08:35:50 -0500 Received: from mail.kernel.org ([198.145.29.99]:58042 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730825AbgKINFU (ORCPT ); Mon, 9 Nov 2020 08:05:20 -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 C678E20684; Mon, 9 Nov 2020 13:05:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1604927105; bh=ZoIqSowvd9AcHwa//C2hMy5BtF8+rdktiD/XC6VSwCM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ocdtoXJEC4lhcK8rEqUN5lxTpTbmSDmD/g0lcFJ9Cjy77ipRLAGGDjqau0yKbph4U iIhrF0u++caCp2BQHf7fFbAoTVmQDbb/IptniQzDPcJJXlF9XAibJRq5+cDd+aoS82 rMGX597xSza8mu1Y5teAhuyY3VAqhnUSiVtujsFs= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Qinglang Miao Subject: [PATCH 4.9 111/117] serial: txx9: add missing platform_driver_unregister() on error in serial_txx9_init Date: Mon, 9 Nov 2020 13:55:37 +0100 Message-Id: <20201109125030.968633363@linuxfoundation.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201109125025.630721781@linuxfoundation.org> References: <20201109125025.630721781@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: Qinglang Miao commit 0c5fc92622ed5531ff324b20f014e9e3092f0187 upstream. Add the missing platform_driver_unregister() before return from serial_txx9_init in the error handling case when failed to register serial_txx9_pci_driver with macro ENABLE_SERIAL_TXX9_PCI defined. Fixes: ab4382d27412 ("tty: move drivers/serial/ to drivers/tty/serial/") Signed-off-by: Qinglang Miao Link: https://lore.kernel.org/r/20201103084942.109076-1-miaoqinglang@huawei.com Cc: stable Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/serial_txx9.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/tty/serial/serial_txx9.c +++ b/drivers/tty/serial/serial_txx9.c @@ -1287,6 +1287,9 @@ static int __init serial_txx9_init(void) #ifdef ENABLE_SERIAL_TXX9_PCI ret = pci_register_driver(&serial_txx9_pci_driver); + if (ret) { + platform_driver_unregister(&serial_txx9_plat_driver); + } #endif if (ret == 0) goto out;