Re: [PATCH 2/2] staging: iio: add spaces around '-' operator

From: Julia Lawall
Date: Thu Dec 28 2017 - 01:07:30 EST




On Wed, 27 Dec 2017, Ji-Hun Kim wrote:

> Clean up checkpatch warning:
> CHECK: spaces preferred around that '-' (ctx:VxV)
>
> Signed-off-by: Ji-Hun Kim <jihuun.k@xxxxxxxxx>
> ---
> drivers/staging/iio/adc/ad7192.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/staging/iio/adc/ad7192.c b/drivers/staging/iio/adc/ad7192.c
> index f015955..c4eff71 100644
> --- a/drivers/staging/iio/adc/ad7192.c
> +++ b/drivers/staging/iio/adc/ad7192.c
> @@ -340,7 +340,7 @@ ad7192_show_scale_available(struct device *dev,
> }
>
> static IIO_DEVICE_ATTR_NAMED(in_v_m_v_scale_available,
> - in_voltage-voltage_scale_available,
> + in_voltage - voltage_scale_available,

I think this has been discussed at length before, and it is a hyphen not a
subtraction. IIO_DEVICE_ATTR_NAMED is a macro, as indicated by the
capital letters, and you have to look and see what the code expands into.

julia

> 0444, ad7192_show_scale_available, NULL, 0);
>
> static IIO_DEVICE_ATTR(in_voltage_scale_available, 0444,
> --
> 2.10.1 (Apple Git-78)
>
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