From patchwork Sun Oct 9 06:31:24 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christophe JAILLET X-Patchwork-Id: 615386 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 049AFC433F5 for ; Sun, 9 Oct 2022 06:39:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229886AbiJIGjI (ORCPT ); Sun, 9 Oct 2022 02:39:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48498 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229665AbiJIGjG (ORCPT ); Sun, 9 Oct 2022 02:39:06 -0400 X-Greylist: delayed 450 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Sat, 08 Oct 2022 23:39:05 PDT Received: from smtp.smtpout.orange.fr (smtp-19.smtpout.orange.fr [80.12.242.19]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id C02FC31EEE for ; Sat, 8 Oct 2022 23:39:05 -0700 (PDT) Received: from pop-os.home ([86.243.100.34]) by smtp.orange.fr with ESMTPA id hPqWoUhz7OizNhPqWoCaRp; Sun, 09 Oct 2022 08:31:33 +0200 X-ME-Helo: pop-os.home X-ME-Auth: Y2hyaXN0b3BoZS5qYWlsbGV0QHdhbmFkb28uZnI= X-ME-Date: Sun, 09 Oct 2022 08:31:33 +0200 X-ME-IP: 86.243.100.34 From: Christophe JAILLET To: Vishal Bhakta , VMware PV-Drivers Reviewers , "James E.J. Bottomley" , "Martin K. Petersen" , Dan Carpenter , Cathy Avery , "Ewan D. Milne" Cc: linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, Christophe JAILLET , Zheyu Ma , linux-scsi@vger.kernel.org Subject: [PATCH] scsi: vmw_pvscsi: Fix an error handling path in pvscsi_probe() Date: Sun, 9 Oct 2022 08:31:24 +0200 Message-Id: X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org In all paths that end to "out_release_resources_and_disable", neither pci_alloc_irq_vectors() nor request_irq() have been called yet. So, there is no point in calling pvscsi_shutdown_intr() which undoes these calls. Remove this erroneous call. This should fix the bug report in [1]. [1]: https://lore.kernel.org/all/CAMhUBjnDdk7_bBzqgFhZ=xf-obJYMbsJf10wC_bsUeTzxXLK6A@mail.gmail.com/ Reported-by: Zheyu Ma Fixes: 02f425f811ce ("scsi: vmw_pscsi: Rearrange code to avoid multiple calls to free_irq during unload") Signed-off-by: Christophe JAILLET --- The Fixes: tag is maybe not optimal, the issue was there even before. But I think that this commit reference should help in case of backport (and it makes git-mail add Dan automagically in copy :) ) --- drivers/scsi/vmw_pvscsi.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/scsi/vmw_pvscsi.c b/drivers/scsi/vmw_pvscsi.c index f88ecdb93a8a..1c8a72520e5b 100644 --- a/drivers/scsi/vmw_pvscsi.c +++ b/drivers/scsi/vmw_pvscsi.c @@ -1555,7 +1555,6 @@ static int pvscsi_probe(struct pci_dev *pdev, const struct pci_device_id *id) return error; out_release_resources_and_disable: - pvscsi_shutdown_intr(adapter); pvscsi_release_resources(adapter); goto out_disable_device; }