Merge tag 'pci-v3.18-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaa...

Pull PCI fix from Bjorn Helgaas:
 "This fixes an oops when enabling SR-IOV VF devices.  The oops is a
  regression I added by configuring all devices during enumeration.

    - Don't oops on virtual buses in acpi_pci_get_bridge_handle() (Yinghai Lu)"

* tag 'pci-v3.18-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci:
  PCI: Don't oops on virtual buses in acpi_pci_get_bridge_handle()