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authorKenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>2009-05-26 16:05:33 +0900
committerJesse Barnes <jbarnes@virtuousgeek.org>2009-06-16 14:29:30 -0700
commita222b8f83b995e9c6fe2aff2a8125facb49f658e (patch)
tree05f9e579f69487e60573aa2ba60a6ebec763066f
parent84845c070ce3ac4d3bd2c148fa20ba8ce5409167 (diff)
PCI: use pci_is_root_bus() in acpi_find_root_bridge_handle()
Use pci_is_root_bus() in acpi_find_root_bridge_handle() to check if the pci bus is root, for code consistency. Reviewed-by: Alex Chiang <achiang@hp.com> Reviewed-by: Grant Grundler <grundler@parisc-linux.org> Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
-rw-r--r--include/linux/pci-acpi.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h
index df67c78dfe2..93a7c08f869 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);