Re: [PATCH 03/14] iio: dac: ad5380: 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,

Jonathan
> ---
>  drivers/iio/dac/ad5380.c |   18 ++++--------------
>  1 file changed, 4 insertions(+), 14 deletions(-)
> 
> diff --git a/drivers/iio/dac/ad5380.c b/drivers/iio/dac/ad5380.c
> index bf2db02..1c44ae3 100644
> --- a/drivers/iio/dac/ad5380.c
> +++ b/drivers/iio/dac/ad5380.c
> @@ -369,11 +369,10 @@ static int ad5380_probe(struct device *dev, struct regmap *regmap,
>  	unsigned int ctrl = 0;
>  	int ret;
>  
> -	indio_dev = iio_device_alloc(sizeof(*st));
> +	indio_dev = devm_iio_device_alloc(dev, sizeof(*st));
>  	if (indio_dev == NULL) {
>  		dev_err(dev, "Failed to allocate iio device\n");
> -		ret = -ENOMEM;
> -		goto error_out;
> +		return -ENOMEM;
>  	}
>  
>  	st = iio_priv(indio_dev);
> @@ -391,13 +390,13 @@ static int ad5380_probe(struct device *dev, struct regmap *regmap,
>  	ret = ad5380_alloc_channels(indio_dev);
>  	if (ret) {
>  		dev_err(dev, "Failed to allocate channel spec: %d\n", ret);
> -		goto error_free;
> +		return ret;
>  	}
>  
>  	if (st->chip_info->int_vref == 2500000)
>  		ctrl |= AD5380_CTRL_INT_VREF_2V5;
>  
> -	st->vref_reg = regulator_get(dev, "vref");
> +	st->vref_reg = devm_regulator_get(dev, "vref");
>  	if (!IS_ERR(st->vref_reg)) {
>  		ret = regulator_enable(st->vref_reg);
>  		if (ret) {
> @@ -434,13 +433,7 @@ error_disable_reg:
>  	if (!IS_ERR(st->vref_reg))
>  		regulator_disable(st->vref_reg);
>  error_free_reg:
> -	if (!IS_ERR(st->vref_reg))
> -		regulator_put(st->vref_reg);
> -
>  	kfree(indio_dev->channels);
> -error_free:
> -	iio_device_free(indio_dev);
> -error_out:
>  
>  	return ret;
>  }
> @@ -456,11 +449,8 @@ static int ad5380_remove(struct device *dev)
>  
>  	if (!IS_ERR(st->vref_reg)) {
>  		regulator_disable(st->vref_reg);
> -		regulator_put(st->vref_reg);
>  	}
>  
> -	iio_device_free(indio_dev);
> -
>  	return 0;
>  }
>  
> 
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