diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index 04c023f7f633..ae118e68b406 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -1106,7 +1106,7 @@ static int uart_break_ctl(struct tty_struct *tty, int break_state)
 	if (!uport)
 		goto out;
 
-	if (uport->type != PORT_UNKNOWN)
+	if (uport->type != PORT_UNKNOWN && uport->ops->break_ctl)
 		uport->ops->break_ctl(uport, break_state);
 	ret = 0;
 out: