diff --git a/drivers/tty/tty_port.c b/drivers/tty/tty_port.c
index 2aea2f91e271..73bc1d989d32 100644
--- a/drivers/tty/tty_port.c
+++ b/drivers/tty/tty_port.c
@@ -231,9 +231,9 @@ void tty_port_hangup(struct tty_port *port)
 	}
 	port->tty = NULL;
 	spin_unlock_irqrestore(&port->lock, flags);
+	tty_port_shutdown(port);
 	wake_up_interruptible(&port->open_wait);
 	wake_up_interruptible(&port->delta_msr_wait);
-	tty_port_shutdown(port);
 }
 EXPORT_SYMBOL(tty_port_hangup);