Re: [PATCH v3 5/6] of: dynamic: Move dead property list check into property add/update functions

From: Rob Herring
Date: Mon Aug 21 2023 - 10:23:29 EST


On Mon, Aug 21, 2023 at 8:05 AM Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote:
>
> Hi Rob,
>
> Thanks for your patch!
>
>
> On Fri, Aug 18, 2023 at 10:41 PM Rob Herring <robh@xxxxxxxxxx> wrote:
> > The changeset code checks for a property in the deadprops list when
> > adding/updating a property, but of_add_property() and
> > of_update_property() do not. As the users of these functions are pretty
> > simple, they have not hit this scenario or else the property lists
> > would get corrupted.
> >
> > With this there are 3 cases of removing a property from either deadprops
> > or properties lists, so add a helper to find and remove a matching
> > property.
> >
> > Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
>
> Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>

Thanks!

>
> Perhaps this needs a Fixes tag?

I didn't simply because in the decades that these functions existed,
no one cared. It would require a specific sequence of calls which we
could pretty much determine doesn't happen just looking at the callers
in the kernel.

Rob