virtio-balloon: switch exit callback to VirtioDeviceClass

This ensures hot-unplug is handled properly by the proxy, and avoids
leaking bus_name which is freed by virtio_device_exit.

Cc: qemu-stable@nongnu.org
Acked-by: Andreas Faerber <afaerber@suse.de>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2013-09-20 14:06:08 +02:00
parent e3c9d76acc
commit baa61b9870

View File

@ -370,16 +370,14 @@ static int virtio_balloon_device_init(VirtIODevice *vdev)
return 0;
}
static int virtio_balloon_device_exit(DeviceState *qdev)
static void virtio_balloon_device_exit(VirtIODevice *vdev)
{
VirtIOBalloon *s = VIRTIO_BALLOON(qdev);
VirtIODevice *vdev = VIRTIO_DEVICE(qdev);
VirtIOBalloon *s = VIRTIO_BALLOON(vdev);
balloon_stats_destroy_timer(s);
qemu_remove_balloon_handler(s);
unregister_savevm(qdev, "virtio-balloon", s);
unregister_savevm(DEVICE(vdev), "virtio-balloon", s);
virtio_cleanup(vdev);
return 0;
}
static Property virtio_balloon_properties[] = {
@ -390,10 +388,10 @@ static void virtio_balloon_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
dc->exit = virtio_balloon_device_exit;
dc->props = virtio_balloon_properties;
set_bit(DEVICE_CATEGORY_MISC, dc->categories);
vdc->init = virtio_balloon_device_init;
vdc->exit = virtio_balloon_device_exit;
vdc->get_config = virtio_balloon_get_config;
vdc->set_config = virtio_balloon_set_config;
vdc->get_features = virtio_balloon_get_features;