diff options
Diffstat (limited to 'include/linux/pci-acpi.h')
| -rw-r--r-- | include/linux/pci-acpi.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h index 3cee236..092e82e 100644 --- a/include/linux/pci-acpi.h +++ b/include/linux/pci-acpi.h @@ -13,12 +13,12 @@ #ifdef CONFIG_ACPI static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev) { - /* Find root host bridge */ - while (pdev->bus->self) - pdev = pdev->bus->self; - - return acpi_get_pci_rootbridge_handle(pci_domain_nr(pdev->bus), - pdev->bus->number); + struct pci_bus *pbus = pdev->bus; + /* Find a PCI root bus */ + while (pbus->parent) + pbus = pbus->parent; + return acpi_get_pci_rootbridge_handle(pci_domain_nr(pbus), + pbus->number); } static inline acpi_handle acpi_pci_get_bridge_handle(struct pci_bus *pbus) |