From patchwork Fri May 24 05:37:06 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fam Zheng X-Patchwork-Id: 246071 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id ECF2F2C0182 for ; Fri, 24 May 2013 15:42:28 +1000 (EST) Received: from localhost ([::1]:46792 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Ufkln-0001Km-55 for incoming@patchwork.ozlabs.org; Fri, 24 May 2013 01:42:27 -0400 Received: from eggs.gnu.org ([208.118.235.92]:47074) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Ufkhw-0003FE-Qf for qemu-devel@nongnu.org; Fri, 24 May 2013 01:38:35 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Ufkho-0007Qy-UM for qemu-devel@nongnu.org; Fri, 24 May 2013 01:38:28 -0400 Received: from mx1.redhat.com ([209.132.183.28]:59211) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Ufkho-0007Qu-Ka for qemu-devel@nongnu.org; Fri, 24 May 2013 01:38:20 -0400 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id r4O5cKax012903 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Fri, 24 May 2013 01:38:20 -0400 Received: from localhost.nay.redhat.com ([10.66.7.14]) by int-mx11.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id r4O5bEIc020349; Fri, 24 May 2013 01:38:15 -0400 From: Fam Zheng To: qemu-devel@nongnu.org Date: Fri, 24 May 2013 13:37:06 +0800 Message-Id: <1369373827-9152-12-git-send-email-famz@redhat.com> In-Reply-To: <1369373827-9152-1-git-send-email-famz@redhat.com> References: <1369373827-9152-1-git-send-email-famz@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.24 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 209.132.183.28 Cc: kwolf@redhat.com, jcody@redhat.com, Fam Zheng , rjones@redhat.com, stefanha@redhat.com Subject: [Qemu-devel] [PATCH v6 11/12] block/curl.c: Refuse to open the handle for writes. X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: "Richard W.M. Jones" Signed-off-by: Richard W.M. Jones Signed-off-by: Fam Zheng --- block/curl.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/block/curl.c b/block/curl.c index e067417..bce2e8a 100644 --- a/block/curl.c +++ b/block/curl.c @@ -454,6 +454,10 @@ static int curl_open(BlockDriverState *bs, QDict *options, int flags) static int inited = 0; + if (flags & BDRV_O_RDWR) { + return -ENOTSUP; + } + opts = qemu_opts_create_nofail(&runtime_opts); qemu_opts_absorb_qdict(opts, options, &local_err); if (error_is_set(&local_err)) {