void mysql_free_result(MYSQL_RES * result);
result - a result set identifier returned by mysql_store_result() or mysql_use_result().
result
Frees the memory associated with a result set. Returns void.
You should always free your result set with mysql_free_result() as soon it's not needed anymore
Row values obtained by a prior mysql_fetch_row() call will become invalid after calling mysql_free_result().
mysql_store_result()
mysql_use_result()