struct pci_bus *find_bus_among_children(struct pci_bus *bus, 
static struct pci_bus *find_bus_among_children(struct pci_bus *bus, 
struct pci_bus *find_bus_among_children(struct pci_bus *bus,					struct device_node *dn){	struct pci_bus *child = NULL;	struct list_head *tmp;	struct device_node *busdn;	busdn = pci_bus_to_OF_node(bus);	if (busdn == dn)		return bus;	list_for_each(tmp, &bus->children) {		child = find_bus_among_children(pci_bus_b(tmp), dn);		if (child)			break;	}	return child;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/0945cd5f908a09ad99bf42d7ded16f26f24f317d/rpaphp_pci.c/buggy/drivers/pci/hotplug/rpaphp_pci.c