On Fri, Aug 13, 2021 at 03:01:10PM +0100, Robin Murphy wrote: > Indeed I've thought before that it would be nice if regulators worked like > GPIOs, where the absence of an optional one does give you NULL, and most of > the API is also NULL-safe. Probably a pretty big job though... Yeah. You have to write a NULL-safe API with optional feature. And, yeah, it's a lot of work to do it in retroactively... Too much. I'll just redo my patch. regards, dan carpenter