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    Subject[PATCH v2 39/45] drivers: tty: serial: efm32-uart: use devm_* functions
    Date
    Use the safer devm versions of memory mapping functions.

    Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
    ---
    drivers/tty/serial/efm32-uart.c | 6 +++---
    1 file changed, 3 insertions(+), 3 deletions(-)

    diff --git a/drivers/tty/serial/efm32-uart.c b/drivers/tty/serial/efm32-uart.c
    index d6b5e54..a79cadc 100644
    --- a/drivers/tty/serial/efm32-uart.c
    +++ b/drivers/tty/serial/efm32-uart.c
    @@ -437,7 +437,7 @@ static void efm32_uart_release_port(struct uart_port *port)

    clk_unprepare(efm_port->clk);
    clk_put(efm_port->clk);
    - iounmap(port->membase);
    + devm_iounmap(port->dev, port->membase);
    }

    static int efm32_uart_request_port(struct uart_port *port)
    @@ -445,7 +445,7 @@ static int efm32_uart_request_port(struct uart_port *port)
    struct efm32_uart_port *efm_port = to_efm_port(port);
    int ret;

    - port->membase = ioremap(port->mapbase, 60);
    + port->membase = devm_ioremap(port->dev, port->mapbase, 60);
    if (!efm_port->port.membase) {
    ret = -ENOMEM;
    efm_debug(efm_port, "failed to remap\n");
    @@ -464,7 +464,7 @@ static int efm32_uart_request_port(struct uart_port *port)
    clk_put(efm_port->clk);
    err_clk_get:

    - iounmap(port->membase);
    + devm_iounmap(port->dev, port->membase);
    err_ioremap:
    return ret;
    }
    --
    1.9.1
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