[RFC patch 7/8] fixup 2/2: genirq: generic chip: Add linear irq domain support

[Thomas Gleixner]

On Mon, 6 May 2013, Sebastian Hesselbarth wrote:

> mask_cache pointer also needs to be initialized for domain generic
> chips.

It's not only the mask cache pointer. We also need to initialize the
mask cache itself. I solved it by spitting out that code from
irq_setup_generic_chip().

Thanks,

	tglx