ethan.zhao 07f9b61c39 x86/PCI: MMCONFIG: Check earlier for MMCONFIG region at address zero
We can check for addr being zero earlier and thus avoid the mutex_unlock()
cleanup path.

[bhelgaas: drop warning printk]
Signed-off-by: ethan.zhao <ethan.zhao@oracle.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Yinghai Lu <yinghai@kernel.org>
2013-07-26 11:21:24 -06:00
..
2013-07-19 11:31:36 +02:00