Re: [PATCH 11/15] iio: sx9310: Use variable to hold &client->dev

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On Tue, Jul 28, 2020 at 6:14 PM Daniel Campello <campello@xxxxxxxxxxxx> wrote:
>
> Improves readability by storing &client->dev in a local variable.

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

> Signed-off-by: Daniel Campello <campello@xxxxxxxxxxxx>
> ---
>
>  drivers/iio/proximity/sx9310.c | 30 +++++++++++++++---------------
>  1 file changed, 15 insertions(+), 15 deletions(-)
>
> diff --git a/drivers/iio/proximity/sx9310.c b/drivers/iio/proximity/sx9310.c
> index 051c6515e62c18..ba383710ef0dcf 100644
> --- a/drivers/iio/proximity/sx9310.c
> +++ b/drivers/iio/proximity/sx9310.c
> @@ -884,11 +884,12 @@ static int sx9310_set_indio_dev_name(struct device *dev,
>  static int sx9310_probe(struct i2c_client *client)
>  {
>         int ret;
> +       struct device *dev = &client->dev;
>         struct iio_dev *indio_dev;
>         struct sx9310_data *data;
>
> -       indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*data));
> -       if (indio_dev == NULL)
> +       indio_dev = devm_iio_device_alloc(dev, sizeof(*data));
> +       if (!indio_dev)
>                 return -ENOMEM;
>
>         data = iio_priv(indio_dev);
> @@ -902,17 +903,16 @@ static int sx9310_probe(struct i2c_client *client)
>
>         ret = regmap_read(data->regmap, SX9310_REG_WHOAMI, &data->whoami);
>         if (ret) {
> -               dev_err(&client->dev, "error in reading WHOAMI register: %d",
> -                       ret);
> +               dev_err(dev, "error in reading WHOAMI register: %d", ret);
>                 return ret;
>         }
>
> -       ret = sx9310_set_indio_dev_name(&client->dev, indio_dev, data->whoami);
> +       ret = sx9310_set_indio_dev_name(dev, indio_dev, data->whoami);
>         if (ret)
>                 return ret;
>
> -       ACPI_COMPANION_SET(&indio_dev->dev, ACPI_COMPANION(&client->dev));
> -       indio_dev->dev.parent = &client->dev;
> +       ACPI_COMPANION_SET(&indio_dev->dev, ACPI_COMPANION(dev));
> +       indio_dev->dev.parent = dev;
>         indio_dev->channels = sx9310_channels;
>         indio_dev->num_channels = ARRAY_SIZE(sx9310_channels);
>         indio_dev->info = &sx9310_info;
> @@ -924,7 +924,7 @@ static int sx9310_probe(struct i2c_client *client)
>                 return ret;
>
>         if (client->irq) {
> -               ret = devm_request_threaded_irq(&client->dev, client->irq,
> +               ret = devm_request_threaded_irq(dev, client->irq,
>                                                 sx9310_irq_handler,
>                                                 sx9310_irq_thread_handler,
>                                                 IRQF_TRIGGER_LOW | IRQF_ONESHOT,
> @@ -932,29 +932,29 @@ static int sx9310_probe(struct i2c_client *client)
>                 if (ret)
>                         return ret;
>
> -               data->trig =
> -                       devm_iio_trigger_alloc(&client->dev, "%s-dev%d",
> -                                              indio_dev->name, indio_dev->id);
> +               data->trig = devm_iio_trigger_alloc(dev, "%s-dev%d",
> +                                                   indio_dev->name,
> +                                                   indio_dev->id);
>                 if (!data->trig)
>                         return -ENOMEM;
>
> -               data->trig->dev.parent = &client->dev;
> +               data->trig->dev.parent = dev;
>                 data->trig->ops = &sx9310_trigger_ops;
>                 iio_trigger_set_drvdata(data->trig, indio_dev);
>
> -               ret = devm_iio_trigger_register(&client->dev, data->trig);
> +               ret = devm_iio_trigger_register(dev, data->trig);
>                 if (ret)
>                         return ret;
>         }
>
> -       ret = devm_iio_triggered_buffer_setup(&client->dev, indio_dev,
> +       ret = devm_iio_triggered_buffer_setup(dev, indio_dev,
>                                               iio_pollfunc_store_time,
>                                               sx9310_trigger_handler,
>                                               &sx9310_buffer_setup_ops);
>         if (ret)
>                 return ret;
>
> -       return devm_iio_device_register(&client->dev, indio_dev);
> +       return devm_iio_device_register(dev, indio_dev);
>  }
>
>  static int __maybe_unused sx9310_suspend(struct device *dev)
> --
> 2.28.0.rc0.142.g3c755180ce-goog
>


-- 
With Best Regards,
Andy Shevchenko



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