Re: [PATCH] iio: light: veml3328: remove redundant cast in read_avail

On Mon, 27 Jul 2026 08:15:59 -0500
David Lechner <[email protected]> wrote:

> On 7/27/26 6:27 AM, Giorgi Tchankvetadze wrote:
> > From: Giorgi Tchankvetadze <[email protected]>
> > 
> > veml3328_scale_vals is declared as a const int array, so
> > veml3328_scale_vals[it_inx] already decays to const int *,
> > matching the type of *vals. The explicit (const int *) cast
> > is therefore redundant and can be dropped.
> > 
> > No functional change.
> > 
> > Signed-off-by: Giorgi Tchankvetadze <[email protected]>
> > ---
> >  drivers/iio/light/veml3328.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/drivers/iio/light/veml3328.c b/drivers/iio/light/veml3328.c
> > index 7ff1753925c4..a3c49beee93a 100644
> > --- a/drivers/iio/light/veml3328.c
> > +++ b/drivers/iio/light/veml3328.c
> > @@ -228,7 +228,7 @@ static int veml3328_read_avail(struct iio_dev *indio_dev,
> >  			return -EINVAL;
> >  
> >  		*length = 8;
> > -		*vals = (const int *)veml3328_scale_vals[it_inx];
> > +		*vals = veml3328_scale_vals[it_inx];
> >  		*type = IIO_VAL_INT_PLUS_MICRO;
> >  		return IIO_AVAIL_LIST;
> >  	}  
> 
> We'll see if there are other opinions (before sending a v2)...
> 
> Usually, we would declare the array like:
> 
> static const int veml3328_scale_vals[4][4][2] ...
> 
> in which case this cast would be needed.
> 

I don't really see a reason to do this... but up to Giorgi
to send a new patch or stick with the cast removal, I'm
indifferent.


-- 
Kind regards,
Joshua Crofts