From nobody Tue Feb 10 05:17:27 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (208.118.235.17 [208.118.235.17]) by mx.zohomail.com with SMTPS id 1529313819119114.20329704853236; Mon, 18 Jun 2018 02:23:39 -0700 (PDT) Received: from localhost ([::1]:33619 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fUqNh-0007vs-7W for importer@patchew.org; Mon, 18 Jun 2018 05:23:25 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:39240) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fUqM0-00075k-35 for qemu-devel@nongnu.org; Mon, 18 Jun 2018 05:21:40 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fUqLz-0000YT-6q for qemu-devel@nongnu.org; Mon, 18 Jun 2018 05:21:40 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:55846 helo=mx1.redhat.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fUqLz-0000XQ-1j for qemu-devel@nongnu.org; Mon, 18 Jun 2018 05:21:39 -0400 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.rdu2.redhat.com [10.11.54.3]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 92F9283207 for ; Mon, 18 Jun 2018 09:21:38 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-116-109.ams2.redhat.com [10.36.116.109]) by smtp.corp.redhat.com (Postfix) with ESMTP id A272C111DCEF; Mon, 18 Jun 2018 09:21:33 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 5BEC824EF10; Mon, 18 Jun 2018 11:21:32 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Date: Mon, 18 Jun 2018 11:21:32 +0200 Message-Id: <20180618092132.7253-4-kraxel@redhat.com> In-Reply-To: <20180618092132.7253-1-kraxel@redhat.com> References: <20180618092132.7253-1-kraxel@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.78 on 10.11.54.3 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.1]); Mon, 18 Jun 2018 09:21:38 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.1]); Mon, 18 Jun 2018 09:21:38 +0000 (UTC) for IP:'10.11.54.3' DOMAIN:'int-mx03.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'kraxel@redhat.com' RCPT:'' 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: 66.187.233.73 Subject: [Qemu-devel] [PULL 3/3] Revert "bus: do not unref the added child bus on realize" 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: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Gerd Hoffmann Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" From: Marc-Andr=C3=A9 Lureau This is wrong. object_finalize_child_property()'s unref balances the ref in object_property_add_child(). qbus_realize's unref balances the ref that was initially placed by object_new/object_initialize. This reverts commit f3d58385a6d3d82f65db602c5506e2d3d8c82394. Reported-by: Paolo Bonzini Signed-off-by: Marc-Andr=C3=A9 Lureau Message-id: 20180613172815.32738-4-marcandre.lureau@redhat.com Signed-off-by: Gerd Hoffmann --- hw/core/bus.c | 1 + 1 file changed, 1 insertion(+) diff --git a/hw/core/bus.c b/hw/core/bus.c index ad0c9df335..4651f24486 100644 --- a/hw/core/bus.c +++ b/hw/core/bus.c @@ -102,6 +102,7 @@ static void qbus_realize(BusState *bus, DeviceState *pa= rent, const char *name) QLIST_INSERT_HEAD(&bus->parent->child_bus, bus, sibling); bus->parent->num_child_bus++; object_property_add_child(OBJECT(bus->parent), bus->name, OBJECT(b= us), NULL); + object_unref(OBJECT(bus)); } else if (bus !=3D sysbus_get_default()) { /* TODO: once all bus devices are qdevified, only reset handler for main_system_bus should be registered her= e. */ --=20 2.9.3