From patchwork Thu Oct 20 11:28:25 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lin Ma X-Patchwork-Id: 684559 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3t06GW6SRbz9s3v for ; Thu, 20 Oct 2016 22:36:51 +1100 (AEDT) Received: from localhost ([::1]:54020 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bxBeS-0003Ge-JN for incoming@patchwork.ozlabs.org; Thu, 20 Oct 2016 07:36:48 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:58692) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bxBX2-0004c0-8h for qemu-devel@nongnu.org; Thu, 20 Oct 2016 07:29:12 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bxBWy-0008M7-JI for qemu-devel@nongnu.org; Thu, 20 Oct 2016 07:29:08 -0400 Received: from victor.provo.novell.com ([137.65.250.26]:52525 helo=prv3-mh.provo.novell.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1bxBWy-0008Kt-EM for qemu-devel@nongnu.org; Thu, 20 Oct 2016 07:29:04 -0400 Received: from linux-xpcv.apac.novell.com (prv-ext-foundry1int.gns.novell.com [137.65.251.240]) by prv3-mh.provo.novell.com with ESMTP (NOT encrypted); Thu, 20 Oct 2016 05:28:46 -0600 From: Lin Ma To: qemu-devel@nongnu.org Date: Thu, 20 Oct 2016 19:28:25 +0800 Message-Id: <20161020112829.14589-2-lma@suse.com> X-Mailer: git-send-email 2.9.2 In-Reply-To: <20161020112829.14589-1-lma@suse.com> References: <20161020112829.14589-1-lma@suse.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 137.65.250.26 Subject: [Qemu-devel] [PATCH v4 1/5] qom: Add interface check in object_class_is_abstract 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: , Cc: pbonzini@redhat.com, afaerber@suse.de, armbru@redhat.com Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Lin Ma --- qom/object.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/qom/object.c b/qom/object.c index 7a05e35..4096645 100644 --- a/qom/object.c +++ b/qom/object.c @@ -747,7 +747,11 @@ ObjectClass *object_get_class(Object *obj) bool object_class_is_abstract(ObjectClass *klass) { - return klass->type->abstract; + if (type_is_ancestor(klass->type, type_interface)) { + return true; + } else { + return klass->type->abstract; + } } const char *object_class_get_name(ObjectClass *klass)