diff --git a/drivers/serial/uartlite.c b/drivers/serial/uartlite.c
index 92eba89..db8607e 100644
--- a/drivers/serial/uartlite.c
+++ b/drivers/serial/uartlite.c
@@ -278,8 +278,8 @@
 
 static void ulite_config_port(struct uart_port *port, int flags)
 {
-	ulite_request_port(port);
-	port->type = PORT_UARTLITE;
+	if (!ulite_request_port(port))
+		port->type = PORT_UARTLITE;
 }
 
 static int ulite_verify_port(struct uart_port *port, struct serial_struct *ser)