bst = container_of(dev, struct bridge_state, dev);
while (!list_empty(&bst->members)) {
bm = list_first_entry(&bst->members, struct bridge_member, list);
bst = container_of(dev, struct bridge_state, dev);
while (!list_empty(&bst->members)) {
bm = list_first_entry(&bst->members, struct bridge_member, list);