serial: altera_uart: call iounmap() at driver remove

The driver calls ioremap() in the probe function but doesn't call
iounmap() in the remove function correspondingly. Do so now.

Follow commit fcf895fad408 ("serial: altera_jtaguart: adding iounmap()")

Cc: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/serial/altera_uart.c b/drivers/tty/serial/altera_uart.c
index 46d3438a0d27014ce97115e7a17b0eb024f12035..3e4b717670d7432e32d4b66568900773f6e239ce 100644 (file)
--- a/drivers/tty/serial/altera_uart.c
+++ b/drivers/tty/serial/altera_uart.c
@@ -615,6 +615,7 @@ static int altera_uart_remove(struct platform_device *pdev)
        if (port) {
                uart_remove_one_port(&altera_uart_driver, port);
                port->mapbase = 0;
+               iounmap(port->membase);
        }
 
        return 0;