PCI: Make pci_dev_pm_ops static

pci_dev_pm_ops is local to pci-driver.c.  Make it static.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index 98f7b9b..32b6bc5 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -1121,7 +1121,7 @@
 
 #ifdef CONFIG_PM
 
-const struct dev_pm_ops pci_dev_pm_ops = {
+static const struct dev_pm_ops pci_dev_pm_ops = {
 	.prepare = pci_pm_prepare,
 	.complete = pci_pm_complete,
 	.suspend = pci_pm_suspend,