[PATCH] pata_of_platform: fix no irq handling

[Alan Cox]

On Wed, 08 Oct 2008 09:40:54 +0100
David Woodhouse <dwmw2 at infradead.org> wrote:

> On Tue, 2008-10-07 at 10:37 +0100, Alan Cox wrote:
> > Zero means no IRQ. Any platform with bits of code left over exposing IRQ
> > 0 is already not supported by lots of driver code including libata.
> 
> ...and must implement some kind of interrupt remapping crap just to work
> around this bogus design decision.

I'll leave you to argue with Linus about that, but since that was the
decision back in 2005 (for good C reasons) we can safely rely on it.