diff options
| -rw-r--r-- | drivers/char/virtio_console.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index 684b0d53764..95cae778bd7 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -1763,8 +1763,11 @@ static void in_intr(struct virtqueue *vq) * tty is spawned) and the host sends out data to console * ports. For generic serial ports, the host won't * (shouldn't) send data till the guest is connected. + * However a remote device might send data before the port is + * connected. So don't remove data from a rproc_serial device. */ - if (!port->guest_connected) + + if (!port->guest_connected && !is_rproc_serial(port->portdev->vdev)) discard_port_data(port); spin_unlock_irqrestore(&port->inbuf_lock, flags); |