Hi!
> > > > Commit 76c47d1449fc ("gpio: mpc8xxx: Add ACPI support") has switched to a
> > > > managed version when dealing with 'mpc8xxx_gc->regs'. So the corresponding
> > > > 'iounmap()' call in the error handling path and in the remove should be
> > > > removed to avoid a double unmap.
> > >
> > > This is wrong, AFAICT. 5.10 does not have 76c47d1449fc ("gpio:
> > > mpc8xxx: Add ACPI support") so iounmap is still neccessary and this
> > > adds a memory leak.
> >
> > Ah, but then I have to drop 889a1b3f35db ("gpio: mpc8xxx: Use
> > 'devm_gpiochip_add_data()' to simplify the code and avoid a leak") from
> > the 5.10 queue as it depends on this one.
> >
> > Can you provide a working backport of that commit so that I can queue up
> > the fix?
>
> Oh nevermind, I fixed it up myself.
Thank you!
Pavel
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