diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c
index 242e796480de72ec6c55b202da787fa4666b4f28..37fff12dd4d06b9f561eeabfe2c22f1cb4aa88e4 100644
--- a/drivers/tty/serial/8250/8250_core.c
+++ b/drivers/tty/serial/8250/8250_core.c
@@ -2006,8 +2006,9 @@ EXPORT_SYMBOL_GPL(serial8250_do_set_mctrl);
 static void serial8250_set_mctrl(struct uart_port *port, unsigned int mctrl)
 {
 	if (port->set_mctrl)
-		return port->set_mctrl(port, mctrl);
-	return serial8250_do_set_mctrl(port, mctrl);
+		port->set_mctrl(port, mctrl);
+	else
+		serial8250_do_set_mctrl(port, mctrl);
 }
 
 static void serial8250_break_ctl(struct uart_port *port, int break_state)