tty: usb-serial krefs

[linux-2.6-omap-h63xx.git] / drivers / usb / serial / spcp8x5.c

diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c
index 283cf6b36b2c0cca7f77c7ce0409c4420faa6753..1533d6e122387317b07576a74239009bc3be9296 100644 (file)
--- a/drivers/usb/serial/spcp8x5.c
+++ b/drivers/usb/serial/spcp8x5.c
@@ -755,7 +755,7 @@ static void spcp8x5_read_bulk_callback(struct urb *urb)
                tty_flag = TTY_FRAME;
        dev_dbg(&port->dev, "tty_flag = %d\n", tty_flag);
 
-       tty = port->port.tty;
+       tty = tty_port_tty_get(&port->port);
        if (tty && urb->actual_length) {
                tty_buffer_request_room(tty, urb->actual_length + 1);
                /* overrun is special, not associated with a char */
@@ -765,6 +765,7 @@ static void spcp8x5_read_bulk_callback(struct urb *urb)
                        tty_insert_flip_char(tty, data[i], tty_flag);
                tty_flip_buffer_push(tty);
        }
+       tty_kref_put(tty);
 
        /* Schedule the next read _if_ we are still open */
        if (port->port.count) {