[PATCH v3 7/9] iio: adc: qcom-pm8xxx-xoadc: Make use of the helper function dev_err_probe()

Linus Walleij linus.walleij at linaro.org
Tue Sep 28 07:30:09 PDT 2021

On Tue, Sep 28, 2021 at 4:20 PM Cai Huoqing <caihuoqing at baidu.com> wrote:

> When possible use dev_err_probe help to properly deal with the
> PROBE_DEFER error, the benefit is that DEFER issue will be logged
> in the devices_deferred debugfs file.
> Using dev_err_probe() can reduce code size, and the error value
> gets printed.
> BTW, change the return value from 'ENXIO' to 'ENODEV',
> perfer ENODEV which means no such device.
> Signed-off-by: Cai Huoqing <caihuoqing at baidu.com>
> ---
> v2->v3: Update the changelog.

Reviewed-by: Linus Walleij <linus.walleij at linaro.org>

Linus Walleij

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