From patchwork Fri Aug 19 16:50:27 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kevin Wolf X-Patchwork-Id: 9290639 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 0625E6077B for ; Fri, 19 Aug 2016 16:57:54 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id EC391294DB for ; Fri, 19 Aug 2016 16:57:53 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E10AE294E8; Fri, 19 Aug 2016 16:57:53 +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 8615F294DB for ; Fri, 19 Aug 2016 16:57:53 +0000 (UTC) Received: from localhost ([::1]:58187 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ban7A-00080W-D2 for patchwork-qemu-devel@patchwork.kernel.org; Fri, 19 Aug 2016 12:57:52 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45733) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ban0S-0001u2-GX for qemu-devel@nongnu.org; Fri, 19 Aug 2016 12:51:01 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ban0R-00069L-5y for qemu-devel@nongnu.org; Fri, 19 Aug 2016 12:50:56 -0400 Received: from mx1.redhat.com ([209.132.183.28]:49620) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ban0E-00065n-GL; Fri, 19 Aug 2016 12:50:42 -0400 Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (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 0D02785A06; Fri, 19 Aug 2016 16:50:42 +0000 (UTC) Received: from noname.redhat.com (ovpn-116-90.ams2.redhat.com [10.36.116.90]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id u7JGobJb001957; Fri, 19 Aug 2016 12:50:40 -0400 From: Kevin Wolf To: qemu-block@nongnu.org Date: Fri, 19 Aug 2016 18:50:27 +0200 Message-Id: <1471625435-6190-3-git-send-email-kwolf@redhat.com> In-Reply-To: <1471625435-6190-1-git-send-email-kwolf@redhat.com> References: <1471625435-6190-1-git-send-email-kwolf@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.26]); Fri, 19 Aug 2016 16:50:42 +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 02/10] qdev-monitor: Factor out find_device_state() 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: kwolf@redhat.com, qemu-devel@nongnu.org, mreitz@redhat.com Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Kevin Wolf Reviewed-by: Eric Blake --- qdev-monitor.c | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) diff --git a/qdev-monitor.c b/qdev-monitor.c index e19617f..bc0213f 100644 --- a/qdev-monitor.c +++ b/qdev-monitor.c @@ -801,7 +801,7 @@ void qmp_device_add(QDict *qdict, QObject **ret_data, Error **errp) object_unref(OBJECT(dev)); } -void qmp_device_del(const char *id, Error **errp) +static DeviceState *find_device_state(const char *id, Error **errp) { Object *obj; @@ -819,15 +819,23 @@ void qmp_device_del(const char *id, Error **errp) if (!obj) { error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, "Device '%s' not found", id); - return; + return NULL; } if (!object_dynamic_cast(obj, TYPE_DEVICE)) { error_setg(errp, "%s is not a hotpluggable device", id); - return; + return NULL; } - qdev_unplug(DEVICE(obj), errp); + return DEVICE(obj); +} + +void qmp_device_del(const char *id, Error **errp) +{ + DeviceState *dev = find_device_state(id, errp); + if (dev != NULL) { + qdev_unplug(dev, errp); + } } void qdev_machine_init(void)