Use pci_is_root_bus() in pci_get_interrupt_pin() for checking if the
pci bus is root, for code consistency.
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@xxxxxxxxxxxxxx>
---
drivers/pci/pci.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: 20090526/drivers/pci/pci.c
===================================================================
--- 20090526.orig/drivers/pci/pci.c
+++ 20090526/drivers/pci/pci.c
@@ -1526,7 +1526,7 @@ pci_get_interrupt_pin(struct pci_dev *de
if (!pin)
return -1;
- while (dev->bus->parent) {
+ while (!pci_is_root_bus(dev->bus)) {
pin = pci_swizzle_interrupt_pin(dev, pin);
dev = dev->bus->self;
}
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