f9959468bb
immediately from acpi_pci_link_route_interrupt() since we aren't going to have a valid pci_link device to talk to try to route interrupts. This fixes a page fault if you disable just pci_link. Note that trying to use ACPI without pci_link is probably not advised however. MFC after: 1 week Tested by: Eugene Grosbein eugen at kuzbass dot ru