tty: usb-serial krefs

[pandora-kernel.git] / drivers / usb / serial / ipaq.c

diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c
index cd9a2e1..2affa9c 100644 (file)
--- a/drivers/usb/serial/ipaq.c
+++ b/drivers/usb/serial/ipaq.c
@@ -764,13 +764,14 @@ static void ipaq_read_bulk_callback(struct urb *urb)
        usb_serial_debug_data(debug, &port->dev, __func__,
                                                urb->actual_length, data);
 
-       tty = port->port.tty;
+       tty = tty_port_tty_get(&port->port);
        if (tty && urb->actual_length) {
                tty_buffer_request_room(tty, urb->actual_length);
                tty_insert_flip_string(tty, data, urb->actual_length);
                tty_flip_buffer_push(tty);
                bytes_in += urb->actual_length;
        }
+       tty_kref_put(tty);
 
        /* Continue trying to always read  */
        usb_fill_bulk_urb(port->read_urb, port->serial->dev,