On Wed, Jun 10, 2020 at 05:31:03PM +0200, Jerome Brunet wrote:

> I'm not sure what to do with this report.
> I tried to reproduce has instructed, the log is full of warnings and the
> compilation eventually fails to link.

> It seems that most (if not all) drivers with a MODULE_DEVICE_TABLE() show
> this warning with the provided .config (COMPILE_TEST).

> When compiled with gcc, no such warning is shown.
> I can remove COMPILE_TEST for this driver, it will make the warning go
> away but I'm not sure it is appropriate.

I'd just ignore it for now - it seems like there's lots of false
positives from this warning which like you say are more global issues
and only show up at W=1.