1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c
index 1b041c59aab2..10090cb52d31 100644
--- a/drivers/usb/serial/omninet.c
+++ b/drivers/usb/serial/omninet.c
@@ -295,8 +295,9 @@ static int omninet_write_room (struct usb_serial_port *port)
         struct usb_serial       *serial = port->serial;
         struct usb_serial_port  *wport  = serial->port[1];
 
-        int room = 0; // Default: no room
+        int room = 0; /* Default: no room */
 
+        /* FIXME: no consistent locking for write_urb_busy */
         if (wport->write_urb_busy)
                 room = wport->bulk_out_size - OMNINET_HEADERLEN;