diff --git a/drivers/tty/tty_port.c b/drivers/tty/tty_port.c
index 3b641d115fd2..4d9abaa81be4 100644
--- a/drivers/tty/tty_port.c
+++ b/drivers/tty/tty_port.c
@@ -520,6 +520,7 @@ void tty_port_close_end(struct tty_port *port, struct tty_struct *tty)
 {
 	unsigned long flags;
 
+	tty_ldisc_flush(tty);
 	tty->closing = 0;
 
 	spin_lock_irqsave(&port->lock, flags);