Use the safer devm versions of memory mapping functions. Signed-off-by: Enrico Weigelt, metux IT consult <info@xxxxxxxxx> --- drivers/tty/serial/men_z135_uart.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/tty/serial/men_z135_uart.c b/drivers/tty/serial/men_z135_uart.c index ef89534..349f70e 100644 --- a/drivers/tty/serial/men_z135_uart.c +++ b/drivers/tty/serial/men_z135_uart.c @@ -732,7 +732,7 @@ static void men_z135_release_port(struct uart_port *port) { struct men_z135_port *uart = to_men_z135(port); - iounmap(port->membase); + devm_iounmap(port->dev, port->membase); port->membase = NULL; mcb_release_mem(uart->mem); @@ -751,7 +751,7 @@ static int men_z135_request_port(struct uart_port *port) port->mapbase = mem->start; uart->mem = mem; - port->membase = ioremap(mem->start, resource_size(mem)); + port->membase = devm_ioremap_resource(port->dev, mem); if (port->membase == NULL) { mcb_release_mem(mem); return -ENOMEM; -- 1.9.1