unsigned long arg, union ust_args *uargs)
{
struct lttng_ust_field_list *list = objd_private(objd);
- struct lttng_ust_field_iter *tp =
- (struct lttng_ust_field_iter *) arg;
+ struct lttng_ust_field_iter *tp = &uargs->field_list.entry;
struct lttng_ust_field_iter *iter;
switch (cmd) {