Re: [patch] iio: dac: ad7303: remove an unneeded check

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On 01/30/2014 12:58 PM, Dan Carpenter wrote:
> "ret" is zero here.  There is no need to check again.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

Acked-by: Lars-Peter Clausen <lars@xxxxxxxxxx>

Thanks.

> 
> diff --git a/drivers/iio/dac/ad7303.c b/drivers/iio/dac/ad7303.c
> index d0505fd22ef4..fa2810032968 100644
> --- a/drivers/iio/dac/ad7303.c
> +++ b/drivers/iio/dac/ad7303.c
> @@ -92,7 +92,7 @@ static ssize_t ad7303_write_dac_powerdown(struct iio_dev *indio_dev,
>  	ad7303_write(st, chan->channel, st->dac_cache[chan->channel]);
>  
>  	mutex_unlock(&indio_dev->mlock);
> -	return ret ? ret : len;
> +	return len;
>  }
>  
>  static int ad7303_get_vref(struct ad7303_state *st,
> 

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