PCI: use pci_is_root_bus() in pci_common_swizzle()
Use pci_is_root_bus() in pci_common_swizzle() for checking 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>
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@ -1549,7 +1549,7 @@ u8 pci_common_swizzle(struct pci_dev *dev, u8 *pinp)
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{
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u8 pin = *pinp;
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while (dev->bus->parent) {
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while (!pci_is_root_bus(dev->bus)) {
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pin = pci_swizzle_interrupt_pin(dev, pin);
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dev = dev->bus->self;
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}
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