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path: root/drivers/usb/serial/navman.c
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Diffstat (limited to 'drivers/usb/serial/navman.c')
-rw-r--r--drivers/usb/serial/navman.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/serial/navman.c b/drivers/usb/serial/navman.c
index d6736531a0f..bcdcbb82270 100644
--- a/drivers/usb/serial/navman.c
+++ b/drivers/usb/serial/navman.c
@@ -64,12 +64,13 @@ static void navman_read_int_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);
}
+ tty_kref_put(tty);
exit:
result = usb_submit_urb(urb, GFP_ATOMIC);