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Diffstat (limited to 'hw/char/virtio-serial-bus.c')
| -rw-r--r-- | hw/char/virtio-serial-bus.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/hw/char/virtio-serial-bus.c b/hw/char/virtio-serial-bus.c index d797a6796e..f5bc173844 100644 --- a/hw/char/virtio-serial-bus.c +++ b/hw/char/virtio-serial-bus.c @@ -186,6 +186,9 @@ static void do_flush_queued_data(VirtIOSerialPort *port, VirtQueue *vq, port->elem->out_sg[i].iov_base + port->iov_offset, buf_size); + if (!port->elem) { /* bail if we got disconnected */ + return; + } if (port->throttled) { port->iov_idx = i; if (ret > 0) { @@ -1121,6 +1124,9 @@ static void virtio_serial_device_unrealize(DeviceState *dev, Error **errp) timer_free(vser->post_load->timer); g_free(vser->post_load); } + + qbus_set_hotplug_handler(BUS(&vser->bus), NULL, errp); + virtio_cleanup(vdev); } |