[PATCH v7 09/15] gpio: pl061: set initcall level to module init

[Russell King - ARM Linux]

On Tue, Jan 22, 2013 at 10:42:11AM +0100, Linus Walleij wrote:
> On Mon, Jan 21, 2013 at 5:24 PM, Pawel Moll <pawel.moll at arm.com> wrote:
> 
> > Hm. Doesn't this make the MMCI probing depending on the module_init
> > order? As in: wouldn't it make the mmci probe completely fail (not even
> > defer it) if it was called before the pl061? In that case even your,
> > Linus, hack with inverting the CD status wouldn't work...
> 
> According to Haojian it works, but for sure the MMCI driver *should*
> (on the eternal list of SHOULDDO) bail out and return any

Rather than talking about what should and should not, why not look at
the code - it only takes a few moments to check what the behaviour
would be.  And it is correct - errors are correctly propagated out of
the probe function.

That's hardly surprising given who's supposed to be the maintainer of
that driver.