aa_unpack_u64
bool aa_unpack_u64(struct aa_ext *e, u64 *data, const char *name);
EXPORT_SYMBOL_IF_KUNIT(aa_unpack_u64);
if (!aa_unpack_u64(e, &tmp2, NULL))
success = aa_unpack_u64(puf->e, &data, NULL);
success = aa_unpack_u64(puf->e, &data, name);
success = aa_unpack_u64(puf->e, &data, name);