1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/xen/pci.c b/drivers/xen/pci.c
index b84bf0b6cc3..18fff88254e 100644
--- a/drivers/xen/pci.c
+++ b/drivers/xen/pci.c
@@ -59,7 +59,7 @@ static int xen_add_device(struct device *dev)
 
 #ifdef CONFIG_ACPI
                 handle = DEVICE_ACPI_HANDLE(&pci_dev->dev);
-                if (!handle)
+                if (!handle && pci_dev->bus->bridge)
                         handle = DEVICE_ACPI_HANDLE(pci_dev->bus->bridge);
 #ifdef CONFIG_PCI_IOV
                 if (!handle && pci_dev->is_virtfn)