#define SAFE_LIST_INIT(_name) { LIST_HEAD_INIT(_name.list), NULL }
#define SAFE_LIST(_name) struct safe_list _name = SAFE_LIST_INIT(_name)
#define SAFE_LIST_INIT(_name) { LIST_HEAD_INIT(_name.list), NULL }
#define SAFE_LIST(_name) struct safe_list _name = SAFE_LIST_INIT(_name)