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[Qemu-devel] [PULL 01/10] qdev: Avoid type assertion in qdev_build_hotpl
From: |
Andreas Färber |
Subject: |
[Qemu-devel] [PULL 01/10] qdev: Avoid type assertion in qdev_build_hotpluggable_device_list() |
Date: |
Tue, 24 Feb 2015 14:58:21 +0100 |
From: Jun Li <address@hidden>
Currently when *obj is not a TYPE_DEVICE, QEMU will abort. This patch
fixes it. When *obj is not a TYPE_DEVICE, just do not add it to hotpluggable
device list.
This patch also fixes the following issue:
1. boot QEMU using cli:
$ /opt/qemu-git-arm/bin/qemu-system-x86_64 -monitor stdio -enable-kvm \
-device virtio-scsi-pci,id=scsi0
2. device_del scsi0 via hmp using tab key(first input device_del, then press
"Tab" key).
(qemu) device_del
After step 2, QEMU will abort.
(qemu) device_del hw/core/qdev.c:930:qdev_build_hotpluggable_device_list:
Object 0x5555563a2460 is not an instance of type device
Signed-off-by: Jun Li <address@hidden>
Reviewed-by: Paolo Bonzini <address@hidden>
Cc: address@hidden
Signed-off-by: Andreas Färber <address@hidden>
---
hw/core/qdev.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/hw/core/qdev.c b/hw/core/qdev.c
index 2eacac0..ff81f67 100644
--- a/hw/core/qdev.c
+++ b/hw/core/qdev.c
@@ -988,7 +988,12 @@ void qdev_alias_all_properties(DeviceState *target, Object
*source)
static int qdev_add_hotpluggable_device(Object *obj, void *opaque)
{
GSList **list = opaque;
- DeviceState *dev = DEVICE(obj);
+ DeviceState *dev = (DeviceState *)object_dynamic_cast(OBJECT(obj),
+ TYPE_DEVICE);
+
+ if (dev == NULL) {
+ return 0;
+ }
if (dev->realized && object_property_get_bool(obj, "hotpluggable", NULL)) {
*list = g_slist_append(*list, dev);
--
2.1.4
- [Qemu-devel] [PULL 00/10] QOM devices patch queue 2015-02-24, Andreas Färber, 2015/02/24
- [Qemu-devel] [PULL 08/10] serial: serial_hds_isa_init() shouldn't fail, Andreas Färber, 2015/02/24
- [Qemu-devel] [PULL 07/10] serial: Factor out common serial_hds_isa_init(), Andreas Färber, 2015/02/24
- [Qemu-devel] [PULL 01/10] qdev: Avoid type assertion in qdev_build_hotpluggable_device_list(),
Andreas Färber <=
- [Qemu-devel] [PULL 02/10] qom: Fix typo, 'my_class_init' -> 'derived_class_init', Andreas Färber, 2015/02/24
- [Qemu-devel] [PULL 05/10] leon3: Replace unchecked qdev_init() by qdev_init_nofail(), Andreas Färber, 2015/02/24
- [Qemu-devel] [PULL 09/10] parallel: Factor out common parallel_hds_isa_init(), Andreas Färber, 2015/02/24
- [Qemu-devel] [PULL 06/10] etsec: Replace qdev_init() by qdev_init_nofail(), Andreas Färber, 2015/02/24
- [Qemu-devel] [PULL 04/10] ide/isa: Replace unchecked qdev_init() by qdev_init_nofail(), Andreas Färber, 2015/02/24
- [Qemu-devel] [PULL 03/10] qdev: Improve qdev_init_nofail()'s error reporting, Andreas Färber, 2015/02/24
- [Qemu-devel] [PULL 10/10] parallel: parallel_hds_isa_init() shouldn't fail, Andreas Färber, 2015/02/24
- Re: [Qemu-devel] [PULL 00/10] QOM devices patch queue 2015-02-24, Mark Cave-Ayland, 2015/02/24