Re: [PATCH] arm: nomadik: avoid assigning u32 to bool

[Rabin Vincent]

On Sat, Apr 2, 2011 at 03:21, Nicolas Kaiser <nikai@xxxxxxxxx> wrote:
> Avoid assigning u32 to the bool 'enabled'.
>
> Signed-off-by: Nicolas Kaiser <nikai@xxxxxxxxx>
> ---
>  arch/arm/plat-nomadik/gpio.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/arch/arm/plat-nomadik/gpio.c b/arch/arm/plat-nomadik/gpio.c
> index f49748e..8b722f7 100644
> --- a/arch/arm/plat-nomadik/gpio.c
> +++ b/arch/arm/plat-nomadik/gpio.c
> @@ -636,7 +636,7 @@ static int nmk_gpio_irq_set_type(struct irq_data *d, unsigned int type)
>        if (type & IRQ_TYPE_LEVEL_LOW)
>                return -EINVAL;
>
> -       enabled = nmk_chip->enabled & bitmask;
> +       enabled = !!(nmk_chip->enabled & bitmask);

Why?  There are dozens of places in the kernel where this done, the code
generated should be the same, and it's pretty obvious what is being done
as it is.
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