1 files changed, 2 insertions, 2 deletions

diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h
index 092e82e0048c..93a7c08f869d 100644
--- a/include/linux/pci-acpi.h
+++ b/include/linux/pci-acpi.h
@@ -15,7 +15,7 @@ static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev)
 {
         struct pci_bus *pbus = pdev->bus;
         /* Find a PCI root bus */
-        while (pbus->parent)
+        while (!pci_is_root_bus(pbus))
                 pbus = pbus->parent;
         return acpi_get_pci_rootbridge_handle(pci_domain_nr(pbus),
                                               pbus->number);
@@ -23,7 +23,7 @@ static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev)
 
 static inline acpi_handle acpi_pci_get_bridge_handle(struct pci_bus *pbus)
 {
-        if (pbus->parent)
+        if (!pci_is_root_bus(pbus))
                 return DEVICE_ACPI_HANDLE(&(pbus->self->dev));
         return acpi_get_pci_rootbridge_handle(pci_domain_nr(pbus),
                                               pbus->number);