From nobody Mon Feb 9 10:58:30 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1576455795; cv=none; d=zohomail.com; s=zohoarc; b=Y6I99JwRNEfJBTmKbkRNlqFy0FQjkDDnYLCBc8YIr6Z9G1847ATi2k0IZSsy7ofgsW9m6SpklBccyl8fCa968rdydZ6WR3fNMiajt904qN2YaTb+m6ASWR7oKzpDvWOiJVdfmiSwitPmz1jBCd0qt41qLe9wIlMqsjQFpgRHjso= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1576455795; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=Zyx5Q0etKOjeoIcognRvut9GjEcnClAltc5bpgSqMuo=; b=FRUixZBTP4kijSC/azlwA3fe1291dxhq9Ez9gDtcQy/7nP6CzHrSBrmCeIQqBtRZa6/F/PIXIdSh6/XDv7TeFFf5yA1FY9jLDY5g/9hoVsHndUT+F5HUElCbpUZ3seZVywVckJeDb19SM+lz1heU75I7EJmfm7ycn3ATnB2wBQY= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1576455795921899.3953083867586; Sun, 15 Dec 2019 16:23:15 -0800 (PST) Received: from localhost ([::1]:44920 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1igeAL-0007p4-5A for importer@patchew.org; Sun, 15 Dec 2019 19:23:13 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:58759) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ige95-0006M9-O4 for qemu-devel@nongnu.org; Sun, 15 Dec 2019 19:21:56 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ige94-0006LB-NO for qemu-devel@nongnu.org; Sun, 15 Dec 2019 19:21:55 -0500 Received: from us-smtp-2.mimecast.com ([207.211.31.81]:21827 helo=us-smtp-delivery-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ige94-0006KV-K7 for qemu-devel@nongnu.org; Sun, 15 Dec 2019 19:21:54 -0500 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-405-NVWiawfaPkmx3dNd-7lVyQ-1; Sun, 15 Dec 2019 19:21:50 -0500 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id DB3D38017DF; Mon, 16 Dec 2019 00:21:49 +0000 (UTC) Received: from x1w.redhat.com (ovpn-205-147.brq.redhat.com [10.40.205.147]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 0221F1001B00; Mon, 16 Dec 2019 00:21:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1576455714; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Zyx5Q0etKOjeoIcognRvut9GjEcnClAltc5bpgSqMuo=; b=JvChM8hE9JU0+JcesF+Z8U8cO4Q8qHhHzHL1qMXwAhPDTvwy6Q4HCV3ix2VMdMaFAW62wl EkIMMIbUzNhft/1OOxf7gtqkUfxAPsowoJLETYqBphm7BbXiFY9tkZ/2k7zbtS70ZaFmx/ 5RfZKE0ilR8/igExTV/VTVlF7GpeFGA= From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PATCH 2/2] hw/pci/pci_host: Let pci_data_[read/write] use unsigned 'size' argument Date: Mon, 16 Dec 2019 01:21:34 +0100 Message-Id: <20191216002134.18279-3-philmd@redhat.com> In-Reply-To: <20191216002134.18279-1-philmd@redhat.com> References: <20191216002134.18279-1-philmd@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-MC-Unique: NVWiawfaPkmx3dNd-7lVyQ-1 X-Mimecast-Spam-Score: 0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 207.211.31.81 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , "Michael S. Tsirkin" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Both functions are called by MemoryRegionOps.[read/write] handlers with unsigned 'size' argument. Both functions call pci_host_config_[read/write]_common() which expect a uint32_t 'len' parameter (also unsigned). Since it is pointless (and confuse) to use a signed value, use a unsigned type. Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- include/hw/pci/pci_host.h | 4 ++-- hw/pci/pci_host.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/include/hw/pci/pci_host.h b/include/hw/pci/pci_host.h index ba31595fc7..9ce088bd13 100644 --- a/include/hw/pci/pci_host.h +++ b/include/hw/pci/pci_host.h @@ -62,8 +62,8 @@ void pci_host_config_write_common(PCIDevice *pci_dev, uin= t32_t addr, uint32_t pci_host_config_read_common(PCIDevice *pci_dev, uint32_t addr, uint32_t limit, uint32_t len); =20 -void pci_data_write(PCIBus *s, uint32_t addr, uint32_t val, int len); -uint32_t pci_data_read(PCIBus *s, uint32_t addr, int len); +void pci_data_write(PCIBus *s, uint32_t addr, uint32_t val, unsigned len); +uint32_t pci_data_read(PCIBus *s, uint32_t addr, unsigned len); =20 extern const MemoryRegionOps pci_host_conf_le_ops; extern const MemoryRegionOps pci_host_conf_be_ops; diff --git a/hw/pci/pci_host.c b/hw/pci/pci_host.c index 0958d157de..ce7bcdb1d5 100644 --- a/hw/pci/pci_host.c +++ b/hw/pci/pci_host.c @@ -106,7 +106,7 @@ uint32_t pci_host_config_read_common(PCIDevice *pci_dev= , uint32_t addr, return ret; } =20 -void pci_data_write(PCIBus *s, uint32_t addr, uint32_t val, int len) +void pci_data_write(PCIBus *s, uint32_t addr, uint32_t val, unsigned len) { PCIDevice *pci_dev =3D pci_dev_find_by_addr(s, addr); uint32_t config_addr =3D addr & (PCI_CONFIG_SPACE_SIZE - 1); @@ -119,7 +119,7 @@ void pci_data_write(PCIBus *s, uint32_t addr, uint32_t = val, int len) val, len); } =20 -uint32_t pci_data_read(PCIBus *s, uint32_t addr, int len) +uint32_t pci_data_read(PCIBus *s, uint32_t addr, unsigned len) { PCIDevice *pci_dev =3D pci_dev_find_by_addr(s, addr); uint32_t config_addr =3D addr & (PCI_CONFIG_SPACE_SIZE - 1); --=20 2.21.0