Re: [PATCH 20/24] Input: resistive-adc-touch - Simplify with dev_err_probe()

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On Wed, Aug 26, 2020 at 9:21 PM Krzysztof Kozlowski <krzk@xxxxxxxxxx> wrote:
>
> Common pattern of handling deferred probe can be simplified with
> dev_err_probe().  Less code and also it prints the error value.

Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>

> Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
> ---
>  drivers/input/touchscreen/resistive-adc-touch.c | 8 ++------
>  1 file changed, 2 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/input/touchscreen/resistive-adc-touch.c b/drivers/input/touchscreen/resistive-adc-touch.c
> index cfc8bb4553f7..46b5a6caef84 100644
> --- a/drivers/input/touchscreen/resistive-adc-touch.c
> +++ b/drivers/input/touchscreen/resistive-adc-touch.c
> @@ -108,12 +108,8 @@ static int grts_probe(struct platform_device *pdev)
>
>         /* get the channels from IIO device */
>         st->iio_chans = devm_iio_channel_get_all(dev);
> -       if (IS_ERR(st->iio_chans)) {
> -               error = PTR_ERR(st->iio_chans);
> -               if (error != -EPROBE_DEFER)
> -                       dev_err(dev, "can't get iio channels.\n");
> -               return error;
> -       }
> +       if (IS_ERR(st->iio_chans))
> +               return dev_err_probe(dev, PTR_ERR(st->iio_chans), "can't get iio channels\n");
>
>         chan = &st->iio_chans[0];
>         st->pressure = false;
> --
> 2.17.1
>


-- 
With Best Regards,
Andy Shevchenko



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