[PATCH v5 1/6] mfd: fsl imx25 Touchscreen ADC driver

Lee Jones lee.jones at linaro.org
Wed Feb 18 00:01:56 PST 2015


On Tue, 17 Feb 2015, Fabio Estevam wrote:

> On Mon, Feb 16, 2015 at 11:38 AM, Lee Jones <lee.jones at linaro.org> wrote:
> 
> >> +static int mx25_tsadc_setup_irq(struct platform_device *pdev,
> >> +                             struct mx25_tsadc *tsadc)
> >> +{
> >> +     struct device *dev = &pdev->dev;
> >> +     struct device_node *np = dev->of_node;
> >> +     int irq;
> >> +
> >> +     irq = platform_get_irq(pdev, 0);
> >> +     if (irq < 0) {
> >
> > What if 0 is returned?
> 
> Then  imx25.dtsi would be passing irq=0 for the ADC, which would be
> totally wrong.

Exactly, so it should be <=.

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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