tree 1bed5285a1188bf2455554118616403a8f929637
parent 0b400c7ed4d027e02f6231afa39852a2d48e6f25
author Yu Zhao <yu.zhao@intel.com> 1227292867 +0800
committer Jesse Barnes <jbarnes@virtuousgeek.org> 1231355583 -0800

PCI: allow pci_alloc_child_bus() to handle a NULL bridge

Allow pci_alloc_child_bus() to allocate buses without bridge devices.
Some SR-IOV devices can occupy more than one bus number, but there is no
explicit bridges because that have internal routing mechanism.

Signed-off-by: Yu Zhao <yu.zhao@intel.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>