Re: [PATCH] gpio-intel-mid: fix the incorrect return of idle callback

[Felipe Balbi <balbi@ti.com>]

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On Tue, Jan 28, 2014 at 04:50:57PM +0800, xinhui.pan wrote:
> From: "xinhui.pan" <xinhuiX.pan@intel.com>
> 
> intel_gpio_runtime_idle should return correct error code if it do fail.
> make it more correct even though -EBUSY is the most possible return value.
> 
> Signed-off-by: bo.he <bo.he@intel.com>
> Signed-off-by: xinhui.pan <xinhuiX.pan@intel.com>
> ---
>  drivers/gpio/gpio-intel-mid.c |    4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpio/gpio-intel-mid.c b/drivers/gpio/gpio-intel-mid.c
> index d1b50ef..05749a3 100644
> --- a/drivers/gpio/gpio-intel-mid.c
> +++ b/drivers/gpio/gpio-intel-mid.c
> @@ -394,7 +394,9 @@ static const struct irq_domain_ops intel_gpio_irq_ops = {
>  
>  static int intel_gpio_runtime_idle(struct device *dev)
>  {
> -	pm_schedule_suspend(dev, 500);
> +	int err = pm_schedule_suspend(dev, 500);
> +	if (err)
> +		return err;
>  	return -EBUSY;

wait, is it only me or this would look a lot better as:

static int intel_gpio_runtime_idle(struct device *dev)
{
	return pm_schedule_suspend(dev, 500);
}

cheers

-- 
balbi

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