Re: [Outreachy kernel] [PATCH 4/4] iio: light: si1145: Replace ternary operator with min macro

[Julia Lawall]

On Wed, 29 Mar 2017, simran singhal wrote:

> Use macro min() to get the minimum of two values for brevity and
> readability.
>
> Signed-off-by: simran singhal <singhalsimran0@xxxxxxxxx>
> ---
>  drivers/iio/light/si1145.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/iio/light/si1145.c b/drivers/iio/light/si1145.c
> index 096034c..e7ad6fb 100644
> --- a/drivers/iio/light/si1145.c
> +++ b/drivers/iio/light/si1145.c
> @@ -557,7 +557,7 @@ static int si1145_set_chlist(struct iio_dev *indio_dev, unsigned long scan_mask)
>  	data->scan_mask = scan_mask;
>  	ret = si1145_param_set(data, SI1145_PARAM_CHLIST, reg);
>
> -	return ret < 0 ? ret : 0;
> +	return min(ret, 0);

A similar change involving max was already rejected.  ret < 0 is a
standard way of detecting an error, so perhaps leaving that explicitly
present will be preferred.

julia

>  }
>
>  static int si1145_measure(struct iio_dev *indio_dev,
> --
> 2.7.4
>
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