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=-9.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,USER_AGENT_GIT autolearn=ham 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 80764C67839 for ; Thu, 13 Dec 2018 04:35:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4564B20849 for ; Thu, 13 Dec 2018 04:35:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1544675752; bh=I8h22XrbPhn7qbqSPPN4racHgtXt3720dVCM9AdkbRk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=QNweRyas5+MdcMePYOUb/RtiU4+koCd9CkDiTdm7BledRMIspdldarIAE1c4rP0ad HNQB+qPTYZnJ7YVfLR26W7Kwe4yp4E3ZgnQadMOXudokoEzTMG49jFDsyjOBr2FPdd NTXbemqtQyV2IKwKV0tREHlw2CJTbCQCWGgCs4OU= DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4564B20849 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727800AbeLMEfu (ORCPT ); Wed, 12 Dec 2018 23:35:50 -0500 Received: from mail.kernel.org ([198.145.29.99]:46822 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729435AbeLMEdr (ORCPT ); Wed, 12 Dec 2018 23:33:47 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C343620879; Thu, 13 Dec 2018 04:33:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1544675626; bh=I8h22XrbPhn7qbqSPPN4racHgtXt3720dVCM9AdkbRk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kYoYvWCH0KRPbAxXCo08785FbI05dVmfRvklj8MtNIaRrfn2k4Ui1YxuSp+4fb13C x9YP28tm/kszV7PkQPGzspiTsc6oKh0VNzs+Lsk3LH0Zzma7+dJ/7fQIZAJWRnKnNg CrWL+I6HB/dfsMXbeMyAtvMOAWRxwxAlrUhH0qog= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Cathy Avery , "Martin K . Petersen" , Sasha Levin , linux-scsi@vger.kernel.org Subject: [PATCH AUTOSEL 3.18 02/16] scsi: vmw_pscsi: Rearrange code to avoid multiple calls to free_irq during unload Date: Wed, 12 Dec 2018 23:33:29 -0500 Message-Id: <20181213043343.76896-2-sashal@kernel.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181213043343.76896-1-sashal@kernel.org> References: <20181213043343.76896-1-sashal@kernel.org> MIME-Version: 1.0 X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Cathy Avery [ Upstream commit 02f425f811cefcc4d325d7a72272651e622dc97e ] Currently pvscsi_remove calls free_irq more than once as pvscsi_release_resources and __pvscsi_shutdown both call pvscsi_shutdown_intr. This results in a 'Trying to free already-free IRQ' warning and stack trace. To solve the problem pvscsi_shutdown_intr has been moved out of pvscsi_release_resources. Signed-off-by: Cathy Avery Reviewed-by: Ewan D. Milne Reviewed-by: Dan Carpenter Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/scsi/vmw_pvscsi.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/vmw_pvscsi.c b/drivers/scsi/vmw_pvscsi.c index d5dd70049f81..25119780edae 100644 --- a/drivers/scsi/vmw_pvscsi.c +++ b/drivers/scsi/vmw_pvscsi.c @@ -1225,8 +1225,6 @@ static void pvscsi_shutdown_intr(struct pvscsi_adapter *adapter) static void pvscsi_release_resources(struct pvscsi_adapter *adapter) { - pvscsi_shutdown_intr(adapter); - if (adapter->workqueue) destroy_workqueue(adapter->workqueue); @@ -1555,6 +1553,7 @@ static int pvscsi_probe(struct pci_dev *pdev, const struct pci_device_id *id) out_reset_adapter: ll_adapter_reset(adapter); out_release_resources: + pvscsi_shutdown_intr(adapter); pvscsi_release_resources(adapter); scsi_host_put(host); out_disable_device: @@ -1563,6 +1562,7 @@ 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; } -- 2.19.1