PCI: use for_each_pci_dev()

Use for_each_pci_dev() to simplify the code.

Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
diff --git a/drivers/pci/search.c b/drivers/pci/search.c
index 20d03f7..9d75dc8 100644
--- a/drivers/pci/search.c
+++ b/drivers/pci/search.c
@@ -169,7 +169,7 @@
 {
 	struct pci_dev *dev = NULL;
 
-	while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) {
+	for_each_pci_dev(dev) {
 		if (pci_domain_nr(dev->bus) == domain &&
 		    (dev->bus->number == bus && dev->devfn == devfn))
 			return dev;