PCI: reject mmio ranges starting at 0 on pci_bridge read

We already track unassigned resources in struct resource, and this
prevents us from overwriting resource flags and info in the unassigned
case.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
1 file changed