From patchwork Tue Sep 20 20:45:51 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eric Auger X-Patchwork-Id: 9342469 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 0ACCE607EE for ; Tue, 20 Sep 2016 21:08:42 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id EEEA1299AE for ; Tue, 20 Sep 2016 21:08:41 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E3C1F29B09; Tue, 20 Sep 2016 21:08:41 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 8E009299AE for ; Tue, 20 Sep 2016 21:08:41 +0000 (UTC) Received: from localhost ([::1]:38104 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bmSHQ-0006Fx-ND for patchwork-qemu-devel@patchwork.kernel.org; Tue, 20 Sep 2016 17:08:40 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:42746) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bmRvs-0005An-MZ for qemu-devel@nongnu.org; Tue, 20 Sep 2016 16:46:25 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bmRvr-0007WV-P9 for qemu-devel@nongnu.org; Tue, 20 Sep 2016 16:46:24 -0400 Received: from mx1.redhat.com ([209.132.183.28]:42614) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bmRvr-0007Vy-FJ for qemu-devel@nongnu.org; Tue, 20 Sep 2016 16:46:23 -0400 Received: from int-mx13.intmail.prod.int.phx2.redhat.com (int-mx13.intmail.prod.int.phx2.redhat.com [10.5.11.26]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id EC6257EA83; Tue, 20 Sep 2016 20:46:22 +0000 (UTC) Received: from localhost.redhat.com (vpn1-4-38.ams2.redhat.com [10.36.4.38]) by int-mx13.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id u8KKjufs030187; Tue, 20 Sep 2016 16:46:21 -0400 From: Eric Auger To: eric.auger@redhat.com, eric.auger.pro@gmail.com, qemu-devel@nongnu.org, alex.williamson@redhat.com, armbru@redhat.com Date: Tue, 20 Sep 2016 20:45:51 +0000 Message-Id: <1474404352-28958-12-git-send-email-eric.auger@redhat.com> In-Reply-To: <1474404352-28958-1-git-send-email-eric.auger@redhat.com> References: <1474404352-28958-1-git-send-email-eric.auger@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.26 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.28]); Tue, 20 Sep 2016 20:46:22 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v2 11/12] vfio/pci: Remove vfio_populate_device returned value X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP The returned value (either -errno or -1) is not used anymore by the caller, vfio_realize, since the error now is stored in the error object. So let's remove it. Signed-off-by: Eric Auger --- hw/vfio/pci.c | 20 ++++++++------------ 1 file changed, 8 insertions(+), 12 deletions(-) diff --git a/hw/vfio/pci.c b/hw/vfio/pci.c index f8be00d..f5ff14b 100644 --- a/hw/vfio/pci.c +++ b/hw/vfio/pci.c @@ -2221,7 +2221,7 @@ int vfio_populate_vga(VFIOPCIDevice *vdev) return 0; } -static int vfio_populate_device(VFIOPCIDevice *vdev, Error **errp) +static void vfio_populate_device(VFIOPCIDevice *vdev, Error **errp) { VFIODevice *vbasedev = &vdev->vbasedev; struct vfio_region_info *reg_info; @@ -2231,18 +2231,18 @@ static int vfio_populate_device(VFIOPCIDevice *vdev, Error **errp) /* Sanity check device */ if (!(vbasedev->flags & VFIO_DEVICE_FLAGS_PCI)) { error_setg(errp, "this isn't a PCI device"); - goto error; + return; } if (vbasedev->num_regions < VFIO_PCI_CONFIG_REGION_INDEX + 1) { error_setg(errp, "unexpected number of io regions %u", vbasedev->num_regions); - goto error; + return; } if (vbasedev->num_irqs < VFIO_PCI_MSIX_IRQ_INDEX + 1) { error_setg(errp, "unexpected number of irqs %u", vbasedev->num_irqs); - goto error; + return; } for (i = VFIO_PCI_BAR0_REGION_INDEX; i < VFIO_PCI_ROM_REGION_INDEX; i++) { @@ -2254,7 +2254,7 @@ static int vfio_populate_device(VFIOPCIDevice *vdev, Error **errp) if (ret) { error_setg_errno(errp, -ret, "failed to get region %d info", i); - goto error; + return; } QLIST_INIT(&vdev->bars[i].quirks); @@ -2264,7 +2264,7 @@ static int vfio_populate_device(VFIOPCIDevice *vdev, Error **errp) VFIO_PCI_CONFIG_REGION_INDEX, ®_info); if (ret) { error_setg_errno(errp, -ret, "failed to get config info"); - goto error; + return; } trace_vfio_populate_device_config(vdev->vbasedev.name, @@ -2285,7 +2285,7 @@ static int vfio_populate_device(VFIOPCIDevice *vdev, Error **errp) if (ret) { error_setg_errno(errp, -ret, "device does not support requested feature x-vga"); - goto error; + return; } } @@ -2295,7 +2295,6 @@ static int vfio_populate_device(VFIOPCIDevice *vdev, Error **errp) if (ret) { /* This can fail for an old kernel or legacy PCI dev */ trace_vfio_populate_device_get_irq_info_failure(); - ret = 0; } else if (irq_info.count == 1) { vdev->pci_aer = true; } else { @@ -2303,9 +2302,6 @@ static int vfio_populate_device(VFIOPCIDevice *vdev, Error **errp) "Could not enable error recovery for the device", vbasedev->name); } - -error: - return ret; } static void vfio_put_device(VFIOPCIDevice *vdev) @@ -2577,7 +2573,7 @@ static void vfio_realize(PCIDevice *pdev, Error **errp) goto error; } - ret = vfio_populate_device(vdev, &err); + vfio_populate_device(vdev, &err); if (err) { goto error; }