1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index cbca3402d6cd..92c213fa9317 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -237,6 +237,8 @@ bailout_module_put:
         module_put(serial->type->driver.owner);
 bailout_mutex_unlock:
         port->open_count = 0;
+        tty->driver_data = NULL;
+        port->tty = NULL;
         mutex_unlock(&port->mutex);
 bailout_kref_put:
         usb_serial_put(serial);