[U-Boot] [PATCH] gpio: altera_pio: Fix inversed logic of gpio_is_valid() implementation

[Albert ARIBAUD <albert.u.boot@aribaud.net>]

Hi Axel,

On Sat, 15 Jun 2013 17:10:38 +0800, Axel Lin <axel.lin@ingics.com>
wrote:

> The implementation of gpio_is_valid() has inversed logic, fix it.
> 
> Signed-off-by: Axel Lin <axel.lin@ingics.com>
> ---
> Hi,
> I don't have this hardware to test, but current code looks obviously wrong.
> I'd appreciate if someone can review and test this patch.
> 
> Axel
>  drivers/gpio/altera_pio.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Not sure why this was assigned to me, as this is not ARM related.
Delegating to Thomas Chou as the NIOS(II) custodian and Cc:ing him, as
well as Scott McNutt, nios2-generic maintainer.

> diff --git a/drivers/gpio/altera_pio.c b/drivers/gpio/altera_pio.c
> index fb03760..7ab6df8 100644
> --- a/drivers/gpio/altera_pio.c
> +++ b/drivers/gpio/altera_pio.c
> @@ -294,6 +294,6 @@ int gpio_is_valid(int number)
>  	int gidx = altera_pio_gidx(number);
>  
>  	if (gidx < 0)
> -		return 1;
> -	return 0;
> +		return 0;
> +	return 1;
>  }

Amicalement,
-- 
Albert.