Re: [PATCH v3 16/28] staging: iio: tsl2583: updated code comment to match what the code does

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On 10/11/16 09:25, Brian Masney wrote:
> If channel 0 does not have any data, then the code sets the lux to zero.
> The corresponding comment says that the last value is returned. This
> updates the comment to correctly reflect what the code does.
> 
> Signed-off-by: Brian Masney <masneyb@xxxxxxxxxxxxx>
Better perhaps to just return an error, -EAGAIN perhaps?
I'm not sure why it would not give a value.
> ---
>  drivers/staging/iio/light/tsl2583.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/staging/iio/light/tsl2583.c b/drivers/staging/iio/light/tsl2583.c
> index 52a39a6..390ff8b 100644
> --- a/drivers/staging/iio/light/tsl2583.c
> +++ b/drivers/staging/iio/light/tsl2583.c
> @@ -221,7 +221,7 @@ static int tsl2583_get_lux(struct iio_dev *indio_dev)
>  		goto return_max;
>  
>  	if (!ch0) {
> -		/* have no data, so return LAST VALUE */
> +		/* have no data, so return 0 */
>  		ret = 0;
>  		chip->als_cur_info.lux = 0;
>  		goto done;
> 

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