Fixed memory leak
Fixed memory leak

hanbinhu/libcds,Rapotkinnik/libcds,eugenyk/libcds,eugenyk/libcds,elventear/libcds,xinghuwang/libcds,Rapotkinnik/libcds,hanbinhu/libcds,xinghuwang/libcds,goswamia/libcds,goswamia/libcds,eugenyk/libcds,hanbinhu/libcds,elventear/libcds,hanbinhu/libcds,hanbinhu/libcds,goswamia/libcds,elventear/libcds,elventear/libcds,Rapotkinnik/libcds,elventear/libcds,xinghuwang/libcds,eugenyk/libcds,xinghuwang/libcds,eugenyk/libcds,goswamia/libcds,Rapotkinnik/libcds,goswamia/libcds,xinghuwang/libcds,Rapotkinnik/libcds