The changeset of 2c8d9340
prevents isa_irq_handler() from NULL refering of IsaIrqState::ioapic.
However it would be better to initialize the member before reference.
Signed-off-by: NIsaku Yamahata <yamahata@valinux.co.jp>
Acked-by: NGerd Hoffmann <kraxel@redhat.com>
Signed-off-by: NBlue Swirl <blauwirbel@gmail.com>