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 45A3DC433EF for ; Tue, 5 Apr 2022 07:42:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231895AbiDEHoS (ORCPT ); Tue, 5 Apr 2022 03:44:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34180 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231927AbiDEHnd (ORCPT ); Tue, 5 Apr 2022 03:43:33 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 05E1F93996; Tue, 5 Apr 2022 00:40:25 -0700 (PDT) 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 89BB8B81B75; Tue, 5 Apr 2022 07:40:24 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EE2B6C340EE; Tue, 5 Apr 2022 07:40:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1649144423; bh=Hxo4l3G3ezXXxyeir2RGiMkhpL4xQTk/wS0+4Y5M1K8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=2NHXgp+yOH3NR18JRzJ9vajkGv3/ksyE2d17HwLlROtol2/Iy3w0ZhupP2voRr4bX 7YQ5vxdqKD1vU2Pc3a8rgOIIwWQqPFgHn4T4BDIGxhvQ+xFqF93aoWe2EuNA7RaPOd 8u1eXdPdumjwjEoe59tKuZ21QHVAst8KG8ATLSyo= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dan Carpenter , Johan Hovold Subject: [PATCH 5.17 0039/1126] greybus: svc: fix an error handling bug in gb_svc_hello() Date: Tue, 5 Apr 2022 09:13:06 +0200 Message-Id: <20220405070408.704797898@linuxfoundation.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220405070407.513532867@linuxfoundation.org> References: <20220405070407.513532867@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: stable@vger.kernel.org From: Dan Carpenter commit 5f8583a3b7552092582a92e7bbd2153319929ad7 upstream. Cleanup if gb_svc_queue_deferred_request() fails. Link: https://lore.kernel.org/r/20220202072016.GA6748@kili Fixes: ee2f2074fdb2 ("greybus: svc: reconfig APBridgeA-Switch link to handle required load") Cc: stable@vger.kernel.org # 4.9 [johan: fix commit summary prefix and rename label ] Signed-off-by: Dan Carpenter Signed-off-by: Johan Hovold Link: https://lore.kernel.org/r/20220202113347.1288-2-johan@kernel.org Signed-off-by: Greg Kroah-Hartman --- drivers/greybus/svc.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) --- a/drivers/greybus/svc.c +++ b/drivers/greybus/svc.c @@ -866,8 +866,14 @@ static int gb_svc_hello(struct gb_operat gb_svc_debugfs_init(svc); - return gb_svc_queue_deferred_request(op); + ret = gb_svc_queue_deferred_request(op); + if (ret) + goto err_remove_debugfs; + return 0; + +err_remove_debugfs: + gb_svc_debugfs_exit(svc); err_unregister_device: gb_svc_watchdog_destroy(svc); device_del(&svc->dev);