resource/PCI: align functions now return start of resource

As suggested by Linus, align functions should return the start
of a resource, not void. An update of "res->start" is no longer
necessary.

Cc: Bjorn Helgaas <[email protected]>
Cc: Yinghai Lu <[email protected]>
Signed-off-by: Dominik Brodowski <[email protected]>
Signed-off-by: Jesse Barnes <[email protected]>
21 files changed