Re: [PATCH 1/2] iio: adc: stm32-dfsdm: manage the get_irq error case

[Fabrice Gasnier]

On 4/24/19 2:51 PM, Fabien Dessenne wrote:
> During probe, check the "get_irq" error value.
> 
> Signed-off-by: Fabien Dessenne <fabien.desse...@st.com>
> ---

Hi Fabien,

Acked-by: Fabrice Gasnier <fabrice.gasn...@st.com>

Thanks,
Fabrice

>  drivers/iio/adc/stm32-dfsdm-adc.c | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/drivers/iio/adc/stm32-dfsdm-adc.c 
> b/drivers/iio/adc/stm32-dfsdm-adc.c
> index 19adc2b..588907c 100644
> --- a/drivers/iio/adc/stm32-dfsdm-adc.c
> +++ b/drivers/iio/adc/stm32-dfsdm-adc.c
> @@ -1456,6 +1456,12 @@ static int stm32_dfsdm_adc_probe(struct 
> platform_device *pdev)
>        * So IRQ associated to filter instance 0 is dedicated to the Filter 0.
>        */
>       irq = platform_get_irq(pdev, 0);
> +     if (irq < 0) {
> +             if (irq != -EPROBE_DEFER)
> +                     dev_err(dev, "Failed to get IRQ: %d\n", irq);
> +             return irq;
> +     }
> +
>       ret = devm_request_irq(dev, irq, stm32_dfsdm_irq,
>                              0, pdev->name, adc);
>       if (ret < 0) {
>