tree 1e5946d10041d0ab3443ba7a4632a7cd663e8018
parent 23ea3793fd368fd6a1ea20659699e280e2996658
author Yinghai Lu <yinghai@kernel.org> 1290024640 -0800
committer Jesse Barnes <jbarnes@virtuousgeek.org> 1293137590 -0800

PCI: Skip id checking if no id is passed

Will get warning when pci stub driver is built-in kenel like:
pci-stub: invalid id string ""

So stop early if no id is passed.

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