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 55EF4C61DA4 for ; Sat, 11 Mar 2023 19:25:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229810AbjCKTZu (ORCPT ); Sat, 11 Mar 2023 14:25:50 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46936 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229473AbjCKTZs (ORCPT ); Sat, 11 Mar 2023 14:25:48 -0500 Received: from hosting.gsystem.sk (hosting.gsystem.sk [212.5.213.30]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id A3D335C9FA; Sat, 11 Mar 2023 11:25:46 -0800 (PST) Received: from gsql.ggedos.sk (off-20.infotel.telecom.sk [212.5.213.20]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by hosting.gsystem.sk (Postfix) with ESMTPSA id DB4D37A01B9; Sat, 11 Mar 2023 20:25:45 +0100 (CET) From: Ondrej Zary To: Damien Le Moal Cc: Christoph Hellwig , Sergey Shtylyov , linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] pata_parport: fix parport release without claim Date: Sat, 11 Mar 2023 20:25:38 +0100 Message-Id: <20230311192538.29067-1-linux@zary.sk> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org When adapter is not found, pi->disconnect() is called without previous pi->connect(). This results in error like this: parport0: pata_parport tried to release parport when not owner Add missing out_disconnect label and use it correctly. Signed-off-by: Ondrej Zary --- drivers/ata/pata_parport/pata_parport.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/ata/pata_parport/pata_parport.c b/drivers/ata/pata_parport/pata_parport.c index fb1f10afa722..b31cd2a845db 100644 --- a/drivers/ata/pata_parport/pata_parport.c +++ b/drivers/ata/pata_parport/pata_parport.c @@ -558,12 +558,13 @@ static struct pi_adapter *pi_init_one(struct parport *parport, pi_connect(pi); if (ata_host_activate(host, 0, NULL, 0, &pata_parport_sht)) - goto out_unreg_parport; + goto out_disconnect; return pi; -out_unreg_parport: +out_disconnect: pi_disconnect(pi); +out_unreg_parport: parport_unregister_device(pi->pardev); if (pi->proto->release_proto) pi->proto->release_proto(pi); -- Ondrej Zary