From patchwork Wed Oct 2 10:48:17 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Gordeev X-Patchwork-Id: 2978411 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: X-Original-To: patchwork-linux-pci@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id C87A29F288 for ; Wed, 2 Oct 2013 19:04:17 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E436F20381 for ; Wed, 2 Oct 2013 19:04:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C8A89202F7 for ; Wed, 2 Oct 2013 19:04:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754077Ab3JBTDi (ORCPT ); Wed, 2 Oct 2013 15:03:38 -0400 Received: from 221-186-24-89.in-addr.arpa ([89.24.186.221]:29002 "EHLO dhcp-26-207.brq.redhat.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1753818Ab3JBTDg (ORCPT ); Wed, 2 Oct 2013 15:03:36 -0400 Received: from dhcp-26-207.brq.redhat.com (localhost [127.0.0.1]) by dhcp-26-207.brq.redhat.com (8.14.5/8.14.5) with ESMTP id r92ApHjK002358; Wed, 2 Oct 2013 12:51:18 +0200 Received: (from agordeev@localhost) by dhcp-26-207.brq.redhat.com (8.14.5/8.14.5/Submit) id r92ApA9w002349; Wed, 2 Oct 2013 12:51:10 +0200 From: Alexander Gordeev To: linux-kernel@vger.kernel.org Cc: Alexander Gordeev , Bjorn Helgaas , Ralf Baechle , Michael Ellerman , Benjamin Herrenschmidt , Martin Schwidefsky , Ingo Molnar , Tejun Heo , Dan Williams , Andy King , Jon Mason , Matt Porter , stable@vger.kernel.org, linux-pci@vger.kernel.org, linux-mips@linux-mips.org, linuxppc-dev@lists.ozlabs.org, linux390@de.ibm.com, linux-s390@vger.kernel.org, x86@kernel.org, linux-ide@vger.kernel.org, iss_storagedev@hp.com, linux-nvme@lists.infradead.org, linux-rdma@vger.kernel.org, netdev@vger.kernel.org, e1000-devel@lists.sourceforge.net, linux-driver@qlogic.com, Solarflare linux maintainers , "VMware, Inc." , linux-scsi@vger.kernel.org Subject: [PATCH RFC 01/77] PCI/MSI: Fix return value when populate_msi_sysfs() failed Date: Wed, 2 Oct 2013 12:48:17 +0200 Message-Id: <3ff5236944aae69f2cd934b5b6da7c1c269df7c1.1380703262.git.agordeev@redhat.com> X-Mailer: git-send-email 1.7.7.6 In-Reply-To: References: Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,KHOP_BIG_TO_CC, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Alexander Gordeev --- drivers/pci/msi.c | 11 +++++------ 1 files changed, 5 insertions(+), 6 deletions(-) diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index d5f90d6..b43f391 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -719,7 +719,7 @@ static int msix_capability_init(struct pci_dev *dev, ret = arch_setup_msi_irqs(dev, nvec, PCI_CAP_ID_MSIX); if (ret) - goto error; + goto out_avail; /* * Some devices require MSI-X to be enabled before we can touch the @@ -732,10 +732,8 @@ static int msix_capability_init(struct pci_dev *dev, msix_program_entries(dev, entries); ret = populate_msi_sysfs(dev); - if (ret) { - ret = 0; - goto error; - } + if (ret) + goto out_free; /* Set MSI-X enabled bits and unmask the function */ pci_intx_for_msi(dev, 0); @@ -746,7 +744,7 @@ static int msix_capability_init(struct pci_dev *dev, return 0; -error: +out_avail: if (ret < 0) { /* * If we had some success, report the number of irqs @@ -763,6 +761,7 @@ error: ret = avail; } +out_free: free_msi_irqs(dev); return ret;