Use the safer devm versions of memory mapping functions. Signed-off-by: Enrico Weigelt, metux IT consult <i...@metux.net> --- drivers/tty/serial/pnx8xxx_uart.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/drivers/tty/serial/pnx8xxx_uart.c b/drivers/tty/serial/pnx8xxx_uart.c index 223a949..3951226 100644 --- a/drivers/tty/serial/pnx8xxx_uart.c +++ b/drivers/tty/serial/pnx8xxx_uart.c @@ -568,10 +568,7 @@ static const char *pnx8xxx_type(struct uart_port *port) */ static void pnx8xxx_release_port(struct uart_port *port) { - struct pnx8xxx_port *sport = - container_of(port, struct pnx8xxx_port, port); - - release_mem_region(sport->port.mapbase, UART_PORT_SIZE); + devm_release_mem_region(port->dev, port->mapbase, UART_PORT_SIZE); } /* @@ -579,9 +576,7 @@ static void pnx8xxx_release_port(struct uart_port *port) */ static int pnx8xxx_request_port(struct uart_port *port) { - struct pnx8xxx_port *sport = - container_of(port, struct pnx8xxx_port, port); - return request_mem_region(sport->port.mapbase, UART_PORT_SIZE, + return devm_request_mem_region(port->dev, port->mapbase, UART_PORT_SIZE, "pnx8xxx-uart") != NULL ? 0 : -EBUSY; } -- 1.9.1