ACPI: pci_root: Remove unneeded acpi_handle from driver.

Signed-off-by: Patrick Mochel <mochel@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

drivers/acpi/pci_root.c

@@ -58,7 +58,6 @@ static struct acpi_driver acpi_pci_root_driver = {
 
 struct acpi_pci_root {
 	struct list_head node;
-	acpi_handle handle;
 	struct acpi_device * device;
 	struct acpi_pci_id id;
 	struct pci_bus *bus;
@@ -171,7 +170,6 @@ static int acpi_pci_root_add(struct acpi_device *device)
 	memset(root, 0, sizeof(struct acpi_pci_root));
 	INIT_LIST_HEAD(&root->node);
 
-	root->handle = device->handle;
 	root->device = device;
 	strcpy(acpi_device_name(device), ACPI_PCI_ROOT_DEVICE_NAME);
 	strcpy(acpi_device_class(device), ACPI_PCI_ROOT_CLASS);
@@ -317,7 +315,7 @@ static int acpi_pci_root_start(struct acpi_device *device)
 
 
 	list_for_each_entry(root, &acpi_pci_roots, node) {
-		if (root->handle == device->handle) {
+		if (root->device == device) {
 			pci_bus_add_devices(root->bus);
 			return 0;
 		}