Acked-by: Sonic Zhang <sonic.zh...@analog.com>
On Tue, Dec 22, 2015 at 10:38 PM, Linus Walleij
<linus.wall...@linaro.org> wrote:
> As we want gpio_chip .get() calls to be able to return negative
> error codes and propagate to drivers, we need to go over all
> drivers and make sure their return values are clamped to [0,1].
> We do this by using the ret = !!(val) design pattern.
>
> Cc: Sonic Zhang <sonic.zh...@analog.com>
> Cc: Steven Miao <real...@gmail.com>
> Cc: adi-buildroot-de...@lists.sourceforge.net
> Signed-off-by: Linus Walleij <linus.wall...@linaro.org>
> ---
> Blackfin folks: as mentioned in 00/54: either apply this directly
> or ACK it and I will take it into the GPIO tree.
> ---
> arch/blackfin/kernel/bfin_gpio.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/blackfin/kernel/bfin_gpio.c
> b/arch/blackfin/kernel/bfin_gpio.c
> index a017359c1826..84baa6217c03 100644
> --- a/arch/blackfin/kernel/bfin_gpio.c
> +++ b/arch/blackfin/kernel/bfin_gpio.c
> @@ -1159,7 +1159,7 @@ static int bfin_gpiolib_direction_output(struct
> gpio_chip *chip, unsigned gpio,
>
> static int bfin_gpiolib_get_value(struct gpio_chip *chip, unsigned gpio)
> {
> - return bfin_gpio_get_value(gpio);
> + return !!bfin_gpio_get_value(gpio);
> }
>
> static void bfin_gpiolib_set_value(struct gpio_chip *chip, unsigned gpio,
> int value)
> --
> 2.4.3
>
> --
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