Fixed smatch invalid read
Fixed smatch invalid read

hal3/vowpal_wabbit,hal3/vowpal_wabbit,raosudha89/vowpal_wabbit,raosudha89/vowpal_wabbit,hal3/vowpal_wabbit,raosudha89/vowpal_wabbit,raosudha89/vowpal_wabbit,hal3/vowpal_wabbit,raosudha89/vowpal_wabbit,raosudha89/vowpal_wabbit,raosudha89/vowpal_wabbit,raosudha89/vowpal_wabbit,hal3/vowpal_wabbit,hal3/vowpal_wabbit,hal3/vowpal_wabbit,hal3/vowpal_wabbit,hal3/vowpal_wabbit,hal3/vowpal_wabbit,hal3/vowpal_wabbit,raosudha89/vowpal_wabbit,raosudha89/vowpal_wabbit