Merge branch 'pci/of'

- Check for kcalloc() failure and handle it gracefully (Duoming Zhou)

* pci/of:
  PCI: of_property: Return error for int_map allocation failure

drivers/pci/of_property.c

@@ -238,6 +238,8 @@ static int of_pci_prop_intr_map(struct pci_dev *pdev, struct of_changeset *ocs,
 		return 0;
 
 	int_map = kcalloc(map_sz, sizeof(u32), GFP_KERNEL);
+	if (!int_map)
+		return -ENOMEM;
 	mapp = int_map;
 
 	list_for_each_entry(child, &pdev->subordinate->devices, bus_list) {