usb-redir: Only add actually in flight packets to the in flight queue

Packets which are queued up, but not yet handed over to the device, are
*not* in flight.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

hw/usb/redirect.c

@@ -342,9 +342,11 @@ static void usbredir_fill_already_in_flight_from_ep(USBRedirDevice *dev,
         if (p->combined && p != p->combined->first) {
             continue;
         }
+        if (p->state == USB_PACKET_ASYNC) {
             packet_id_queue_add(&dev->already_in_flight, p->id);
         }
     }
+}
 
 static void usbredir_fill_already_in_flight(USBRedirDevice *dev)
 {