Re: [PATCH 24/33] staging: iio: ad9951: Use devm_iio_device_register

[Jonathan Cameron <jic23@kernel.org>]

On 10/29/13 11:39, Sachin Kamat wrote:
> devm_iio_device_register simplifies the code.
> 
> Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
And another that probably should be calling power down after ther unregister.
> ---
>  drivers/staging/iio/frequency/ad9951.c |   10 +---------
>  1 file changed, 1 insertion(+), 9 deletions(-)
> 
> diff --git a/drivers/staging/iio/frequency/ad9951.c b/drivers/staging/iio/frequency/ad9951.c
> index 5e8990a..d465db0 100644
> --- a/drivers/staging/iio/frequency/ad9951.c
> +++ b/drivers/staging/iio/frequency/ad9951.c
> @@ -175,7 +175,7 @@ static int ad9951_probe(struct spi_device *spi)
>  	idev->info = &ad9951_info;
>  	idev->modes = INDIO_DIRECT_MODE;
>  
> -	ret = iio_device_register(idev);
> +	ret = devm_iio_device_register(&spi->dev, idev);
>  	if (ret)
>  		return ret;
>  	spi->max_speed_hz = 2000000;
> @@ -186,20 +186,12 @@ static int ad9951_probe(struct spi_device *spi)
>  	return 0;
>  }
>  
> -static int ad9951_remove(struct spi_device *spi)
> -{
> -	iio_device_unregister(spi_get_drvdata(spi));
> -
> -	return 0;
> -}
> -
>  static struct spi_driver ad9951_driver = {
>  	.driver = {
>  		.name = DRV_NAME,
>  		.owner = THIS_MODULE,
>  	},
>  	.probe = ad9951_probe,
> -	.remove = ad9951_remove,
>  };
>  module_spi_driver(ad9951_driver);
>  
>