+#define list_for_each_entry_safe(_list, _pos, _tmp, _member) \
+ for (_pos = container_of((_list)->head.next, typeof(*_pos), _member), \
+ _tmp = container_of(_pos->_member.next, typeof(*_pos), \
+ _member); \
+ &_pos->_member != &(_list)->head; \
+ _pos = _tmp, \
+ _tmp = container_of(_tmp->_member.next, typeof(*_pos), _member))