Re: [PATCH v5 1/4] device property: allow to constify properties

From: Dmitry Torokhov
Date: Fri Feb 03 2017 - 10:09:30 EST


On Fri, Feb 03, 2017 at 01:40:21PM +0200, Andy Shevchenko wrote:
> On Thu, 2017-02-02 at 17:41 -0800, Dmitry Torokhov wrote:
> > There is no reason why statically defined properties should be
> > modifiable,
> > so let's make device_add_properties() and the rest of pset_*()
> > functions to
> > take const pointers to properties.
> >
> > This will allow us to mark properties as const/__initconst at
> > definition
> > sites.
> >
>
> Looks good to me.
>
> FWIW:
> Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
>
> Though, nitpicks below.
>  
> >  static struct property_set *pset_copy_set(const struct property_set
> > *pset)
> >  {
> > - const struct property_entry *entry;
> > + struct property_entry *props;
>
> Can we leave the name?
>  
> > - p->properties = kcalloc(n + 1, sizeof(*entry), GFP_KERNEL);
> >
> > + p->properties = props = kcalloc(n + 1, sizeof(*props),
> > GFP_KERNEL);
> >   if (!p->properties) {
> >   kfree(p);
> >   return ERR_PTR(-ENOMEM);
> >   }
> >  
> >   for (i = 0; i < n; i++) {
>
> > - int ret = pset_copy_entry(&p->properties[i],
> > + int ret = pset_copy_entry(&props[i],
> >     &pset->properties[i]);
>
> Do we need these changes?

Didn't want to wrap the line, the name is restored later anyway.

Thanks.

--
Dmitry