Re: [PATCH 06/14] iio: dac: ad5449: Use devm_* APIs

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On 08/19/13 12:38, Sachin Kamat wrote:
> devm_* APIs are device managed and make code simpler.
> 
> Signed-off-by: Sachin Kamat <sachin.kamat@xxxxxxxxxx>
Applied to the togreg branch of iio.git

Thanks
> ---
>  drivers/iio/dac/ad5449.c |   15 ++++-----------
>  1 file changed, 4 insertions(+), 11 deletions(-)
> 
> diff --git a/drivers/iio/dac/ad5449.c b/drivers/iio/dac/ad5449.c
> index ba1c914..fff7d07 100644
> --- a/drivers/iio/dac/ad5449.c
> +++ b/drivers/iio/dac/ad5449.c
> @@ -275,7 +275,7 @@ static int ad5449_spi_probe(struct spi_device *spi)
>  	unsigned int i;
>  	int ret;
>  
> -	indio_dev = iio_device_alloc(sizeof(*st));
> +	indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
>  	if (indio_dev == NULL)
>  		return -ENOMEM;
>  
> @@ -288,14 +288,14 @@ static int ad5449_spi_probe(struct spi_device *spi)
>  	for (i = 0; i < st->chip_info->num_channels; ++i)
>  		st->vref_reg[i].supply = ad5449_vref_name(st, i);
>  
> -	ret = regulator_bulk_get(&spi->dev, st->chip_info->num_channels,
> +	ret = devm_regulator_bulk_get(&spi->dev, st->chip_info->num_channels,
>  				st->vref_reg);
>  	if (ret)
> -		goto error_free;
> +		return ret;
>  
>  	ret = regulator_bulk_enable(st->chip_info->num_channels, st->vref_reg);
>  	if (ret)
> -		goto error_free_reg;
> +		return ret;
>  
>  	indio_dev->dev.parent = &spi->dev;
>  	indio_dev->name = id->name;
> @@ -325,10 +325,6 @@ static int ad5449_spi_probe(struct spi_device *spi)
>  
>  error_disable_reg:
>  	regulator_bulk_disable(st->chip_info->num_channels, st->vref_reg);
> -error_free_reg:
> -	regulator_bulk_free(st->chip_info->num_channels, st->vref_reg);
> -error_free:
> -	iio_device_free(indio_dev);
>  
>  	return ret;
>  }
> @@ -341,9 +337,6 @@ static int ad5449_spi_remove(struct spi_device *spi)
>  	iio_device_unregister(indio_dev);
>  
>  	regulator_bulk_disable(st->chip_info->num_channels, st->vref_reg);
> -	regulator_bulk_free(st->chip_info->num_channels, st->vref_reg);
> -
> -	iio_device_free(indio_dev);
>  
>  	return 0;
>  }
> 
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