{
struct bus *pbus = dev->bus;
while(pbus && pbus->dev && !ops_pci_bus(pbus)) {
+ if (pbus == pbus->dev->bus) {
+ printk_alert("%s in endless loop looking for a parent "
+ "bus with ops_pci_bus for %s, breaking out\n",
+ __func__, dev_path(dev));
+ break;
+ }
pbus = pbus->dev->bus;
}
if (!pbus || !pbus->dev || !pbus->dev->ops || !pbus->dev->ops->ops_pci_bus) {