273 			return -ECHILD;  in check_acl()
541 			return -ECHILD;  in __nd_alloc_stack()
694 	return -ECHILD;  in unlazy_walk()
748 	return -ECHILD;  in unlazy_child()
752 	return -ECHILD;  in unlazy_child()
782 			return -ECHILD;  in complete_walk()
847 			return -ECHILD;  in nd_jump_root()
925 		return -ECHILD;  in may_follow_link()
1053 			return ERR_PTR(-ECHILD);  in get_link()
1070 			if (res == ERR_PTR(-ECHILD)) {  in get_link()
1072 					return ERR_PTR(-ECHILD);  in get_link()
1085 			return ERR_PTR(-ECHILD);  in get_link()
1313 		case -ECHILD:  in __follow_mount_rcu()
1358 				return -ECHILD;  in follow_dotdot_rcu()
1371 				return -ECHILD;  in follow_dotdot_rcu()
1385 			return -ECHILD;  in follow_dotdot_rcu()
1566 				return -ECHILD;  in lookup_fast()
1577 			return -ECHILD;  in lookup_fast()
1587 			return -ECHILD;  in lookup_fast()
1604 			return -ECHILD;  in lookup_fast()
1605 		if (unlikely(status == -ECHILD))  in lookup_fast()
1689 		if (err != -ECHILD)  in may_lookup()
1692 			return -ECHILD;  in may_lookup()
1725 		if (error == -ECHILD) {  in pick_link()
1774 			return -ECHILD;  in step_into()
2154 					return -ECHILD;  in link_path_walk()
2200 		return ERR_PTR(-ECHILD);  in path_init()
2280 			return -ECHILD;  in handle_lookup_down()
2339 	if (unlikely(retval == -ECHILD))  in filename_lookup()
2379 	if (unlikely(retval == -ECHILD))  in filename_parentat()
2636 			return -ECHILD;  in mountpoint_last()
2708 	if (unlikely(error == -ECHILD))  in filename_mountpoint()
3540 			error = -ECHILD;  in path_openat()
3556 	if (unlikely(filp == ERR_PTR(-ECHILD)))  in do_filp_open()
3584 	if (unlikely(file == ERR_PTR(-ECHILD)))  in do_file_open_root()
4774 			return ERR_PTR(-ECHILD);  in page_get_link()
4777 			return ERR_PTR(-ECHILD);  in page_get_link()