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Diffstat (limited to 'drivers/usb/serial/io_ti.c')
| -rw-r--r-- | drivers/usb/serial/io_ti.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c index 8a90d58..1f145bf 100644 --- a/drivers/usb/serial/io_ti.c +++ b/drivers/usb/serial/io_ti.c @@ -558,6 +558,9 @@ static void chase_port(struct edgeport_port *port, unsigned long timeout, wait_queue_t wait; unsigned long flags; + if (!tty) + return; + if (!timeout) timeout = (HZ * EDGE_CLOSING_WAIT)/100; @@ -2793,6 +2796,7 @@ static struct usb_serial_driver edgeport_2port_device = { .set_termios = edge_set_termios, .tiocmget = edge_tiocmget, .tiocmset = edge_tiocmset, + .get_icount = edge_get_icount, .write = edge_write, .write_room = edge_write_room, .chars_in_buffer = edge_chars_in_buffer, |