static BusState *qbus_find_recursive(BusState *bus, const char *name,
const char *bus_typename)
{
+ BusClass *bus_class = BUS_GET_CLASS(bus);
BusChild *kid;
BusState *child, *ret;
int match = 1;
if (bus_typename && !object_dynamic_cast(OBJECT(bus), bus_typename)) {
match = 0;
}
+ if ((bus_class->max_dev != 0) && (bus_class->max_dev <= bus->max_index)) {
+ if (name != NULL) {
+ /* bus was explicitly specified: return an error. */
+ qerror_report(ERROR_CLASS_GENERIC_ERROR, "Bus '%s' is full",
+ bus->name);
+ return NULL;
+ } else {
+ /* bus was not specified: try to find another one. */
+ match = 0;
+ }
+ }
if (match) {
return bus;
}