diff options
Diffstat (limited to 'hw/virtio-serial-bus.c')
| -rw-r--r-- | hw/virtio-serial-bus.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/hw/virtio-serial-bus.c b/hw/virtio-serial-bus.c index 26d5841154..8e611c03e0 100644 --- a/hw/virtio-serial-bus.c +++ b/hw/virtio-serial-bus.c @@ -117,6 +117,7 @@ static void do_flush_queued_data(VirtIOSerialPort *port, VirtQueue *vq, VirtQueueElement elem; assert(port || discard); + assert(virtio_queue_ready(vq)); while ((discard || !port->throttled) && virtqueue_pop(vq, &elem)) { uint8_t *buf; @@ -139,6 +140,9 @@ static void flush_queued_data(VirtIOSerialPort *port, bool discard) { assert(port); + if (!virtio_queue_ready(port->ovq)) { + return; + } do_flush_queued_data(port, port->ovq, &port->vser->vdev, discard); } |