From nobody Tue Nov 4 23:49:19 2025 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 (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1531747216176141.62743497747886; Mon, 16 Jul 2018 06:20:16 -0700 (PDT) Received: from localhost ([::1]:51453 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ff3QA-00007m-0B for importer@patchew.org; Mon, 16 Jul 2018 09:20:10 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43745) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ff36x-0001db-4i for qemu-devel@nongnu.org; Mon, 16 Jul 2018 09:00:24 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ff36s-0002Rk-G6 for qemu-devel@nongnu.org; Mon, 16 Jul 2018 09:00:19 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:48628 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 1ff36k-0002Gb-Nx; Mon, 16 Jul 2018 09:00:07 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 2C4DC8163C5F; Mon, 16 Jul 2018 13:00:06 +0000 (UTC) Received: from thh440s.str.redhat.com (dhcp-200-180.str.redhat.com [10.33.200.180]) by smtp.corp.redhat.com (Postfix) with ESMTP id 8CDF61C589; Mon, 16 Jul 2018 13:00:04 +0000 (UTC) From: Thomas Huth To: qemu-devel@nongnu.org, Peter Maydell , Paolo Bonzini Date: Mon, 16 Jul 2018 14:59:31 +0200 Message-Id: <1531745974-17187-15-git-send-email-thuth@redhat.com> In-Reply-To: <1531745974-17187-1-git-send-email-thuth@redhat.com> References: <1531745974-17187-1-git-send-email-thuth@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.11.54.5 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.8]); Mon, 16 Jul 2018 13:00:06 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.8]); Mon, 16 Jul 2018 13:00:06 +0000 (UTC) for IP:'10.11.54.5' DOMAIN:'int-mx05.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'thuth@redhat.com' RCPT:'' 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] [PATCH v3 14/17] hw/arm/allwinner-a10: Fix introspection problem with 'allwinner-a10' 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: Eduardo Habkost , Alistair Francis , Markus Armbruster , Subbaraya Sundeep , Beniamino Galvani , qemu-arm@nongnu.org, "Edgar E. Iglesias" , =?UTF-8?q?Andreas=20F=C3=A4rber?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Valgrind complains: echo "{'execute':'qmp_capabilities'} {'execute':'device-list-properties'," \ "'arguments':{'typename':'allwinner-a10'}}" \ "{'execute': 'human-monitor-command', " \ "'arguments': {'command-line': 'info qtree'}}" | \ valgrind -q aarch64-softmmu/qemu-system-aarch64 -M none,accel=3Dqtest -qmp= stdio [...] =3D=3D32519=3D=3D Invalid read of size 8 =3D=3D32519=3D=3D at 0x61869A: qdev_print (qdev-monitor.c:686) =3D=3D32519=3D=3D by 0x61869A: qbus_print (qdev-monitor.c:719) =3D=3D32519=3D=3D by 0x452B38: handle_hmp_command (monitor.c:3446) [...] Use object_initialize_child() and sysbus_init_child_obj() to fix the issue. Reviewed-by: Richard Henderson Reviewed-by: Paolo Bonzini Reviewed-by: Eduardo Habkost Signed-off-by: Thomas Huth --- hw/arm/allwinner-a10.c | 19 +++++++++---------- 1 file changed, 9 insertions(+), 10 deletions(-) diff --git a/hw/arm/allwinner-a10.c b/hw/arm/allwinner-a10.c index c5fbc65..9fe875c 100644 --- a/hw/arm/allwinner-a10.c +++ b/hw/arm/allwinner-a10.c @@ -27,20 +27,19 @@ static void aw_a10_init(Object *obj) { AwA10State *s =3D AW_A10(obj); =20 - object_initialize(&s->cpu, sizeof(s->cpu), "cortex-a8-" TYPE_ARM_CPU); - object_property_add_child(obj, "cpu", OBJECT(&s->cpu), NULL); + object_initialize_child(obj, "cpu", &s->cpu, sizeof(s->cpu), + "cortex-a8-" TYPE_ARM_CPU, &error_abort, NULL); =20 - object_initialize(&s->intc, sizeof(s->intc), TYPE_AW_A10_PIC); - qdev_set_parent_bus(DEVICE(&s->intc), sysbus_get_default()); + sysbus_init_child_obj(obj, "intc", &s->intc, sizeof(s->intc), + TYPE_AW_A10_PIC); =20 - object_initialize(&s->timer, sizeof(s->timer), TYPE_AW_A10_PIT); - qdev_set_parent_bus(DEVICE(&s->timer), sysbus_get_default()); + sysbus_init_child_obj(obj, "timer", &s->timer, sizeof(s->timer), + TYPE_AW_A10_PIT); =20 - object_initialize(&s->emac, sizeof(s->emac), TYPE_AW_EMAC); - qdev_set_parent_bus(DEVICE(&s->emac), sysbus_get_default()); + sysbus_init_child_obj(obj, "emac", &s->emac, sizeof(s->emac), TYPE_AW_= EMAC); =20 - object_initialize(&s->sata, sizeof(s->sata), TYPE_ALLWINNER_AHCI); - qdev_set_parent_bus(DEVICE(&s->sata), sysbus_get_default()); + sysbus_init_child_obj(obj, "sata", &s->sata, sizeof(s->sata), + TYPE_ALLWINNER_AHCI); } =20 static void aw_a10_realize(DeviceState *dev, Error **errp) --=20 1.8.3.1