提交 8784fd4d 编写于 作者: K Kenji Kaneshige 提交者: Jesse Barnes

PCI: use pci_is_root_bus() in pci_get_interrupt_pin()

Use pci_is_root_bus() in pci_get_interrupt_pin() for checking if the
pci bus is root, for code consistency.
Reviewed-by: NAlex Chiang <achiang@hp.com>
Reviewed-by: NGrant Grundler <grundler@parisc-linux.org>
Signed-off-by: NKenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: NJesse Barnes <jbarnes@virtuousgeek.org>
上级 9fc39256
......@@ -1529,7 +1529,7 @@ pci_get_interrupt_pin(struct pci_dev *dev, struct pci_dev **bridge)
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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