1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/usb/serial/cyberjack.c b/drivers/usb/serial/cyberjack.c
index b4d72351cb96..94ef36c4764b 100644
--- a/drivers/usb/serial/cyberjack.c
+++ b/drivers/usb/serial/cyberjack.c
@@ -384,7 +384,7 @@ static void cyberjack_read_bulk_callback(struct urb *urb)
                 return;
         }
 
-        tty = port->port.tty;
+        tty = tty_port_tty_get(&port->port);
         if (!tty) {
                 dbg("%s - ignoring since device not open\n", __func__);
                 return;
@@ -394,6 +394,7 @@ static void cyberjack_read_bulk_callback(struct urb *urb)
                 tty_insert_flip_string(tty, data, urb->actual_length);
                 tty_flip_buffer_push(tty);
         }
+        tty_kref_put(tty);
 
         spin_lock(&priv->lock);