fix memory leak
fix memory leak

Earthwings/marble,AndreiDuma/marble,adraghici/marble,quannt24/marble,oberluz/marble,rku/marble,oberluz/marble,Earthwings/marble,probonopd/marble,probonopd/marble,rku/marble,rku/marble,tzapzoor/marble,adraghici/marble,utkuaydin/marble,David-Gil/marble-dev,probonopd/marble,quannt24/marble,AndreiDuma/marble,oberluz/marble,rku/marble,Earthwings/marble,adraghici/marble,tzapzoor/marble,oberluz/marble,tucnak/marble,David-Gil/marble-dev,AndreiDuma/marble,utkuaydin/marble,tzapzoor/marble,Earthwings/marble,rku/marble,utkuaydin/marble,utkuaydin/marble,tucnak/marble,adraghici/marble,tzapzoor/marble,tucnak/marble,tzapzoor/marble,quannt24/marble,oberluz/marble,tucnak/marble,rku/marble,AndreiDuma/marble,tzapzoor/marble,probonopd/marble,tzapzoor/marble,utkuaydin/marble,tucnak/marble,David-Gil/marble-dev,Earthwings/marble,oberluz/marble,tucnak/marble,tucnak/marble,AndreiDuma/marble,quannt24/marble,David-Gil/marble-dev,AndreiDuma/marble,probonopd/marble,David-Gil/marble-dev,Earthwings/marble,quannt24/marble,utkuaydin/marble,adraghici/marble,quannt24/marble,probonopd/marble,quannt24/marble,tzapzoor/marble,adraghici/marble,probonopd/marble,David-Gil/marble-dev