Fix coverity issue complaining about not NULL terminating the buffer.
Fix coverity issue complaining about not NULL terminating the buffer.

atris/gpdb,cjcjameson/gpdb,janebeckman/gpdb,ashwinstar/gpdb,kaknikhil/gpdb,lintzc/gpdb,chrishajas/gpdb,jmcatamney/gpdb,50wu/gpdb,xinzweb/gpdb,Quikling/gpdb,kaknikhil/gpdb,jmcatamney/gpdb,50wu/gpdb,cjcjameson/gpdb,xinzweb/gpdb,greenplum-db/gpdb,Chibin/gpdb,atris/gpdb,jmcatamney/gpdb,lisakowen/gpdb,yuanzhao/gpdb,yuanzhao/gpdb,ahachete/gpdb,kaknikhil/gpdb,royc1/gpdb,lintzc/gpdb,yuanzhao/gpdb,CraigHarris/gpdb,zaksoup/gpdb,rubikloud/gpdb,randomtask1155/gpdb,lisakowen/gpdb,CraigHarris/gpdb,CraigHarris/gpdb,chrishajas/gpdb,ahachete/gpdb,kaknikhil/gpdb,0x0FFF/gpdb,janebeckman/gpdb,randomtask1155/gpdb,cjcjameson/gpdb,cjcjameson/gpdb,zaksoup/gpdb,rubikloud/gpdb,randomtask1155/gpdb,adam8157/gpdb,rubikloud/gpdb,royc1/gpdb,janebeckman/gpdb,rvs/gpdb,edespino/gpdb,zaksoup/gpdb,tangp3/gpdb,rvs/gpdb,zaksoup/gpdb,randomtask1155/gpdb,ahachete/gpdb,CraigHarris/gpdb,CraigHarris/gpdb,Quikling/gpdb,cjcjameson/gpdb,lisakowen/gpdb,edespino/gpdb,rubikloud/gpdb,Quikling/gpdb,atris/gpdb,rvs/gpdb,cjcjameson/gpdb,rvs/gpdb,edespino/gpdb,0x0FFF/gpdb,xinzweb/gpdb,greenplum-db/gpdb,chrishajas/gpdb,yuanzhao/gpdb,rvs/gpdb,tangp3/gpdb,rvs/gpdb,atris/gpdb,ashwinstar/gpdb,xuegang/gpdb,50wu/gpdb,tangp3/gpdb,CraigHarris/gpdb,xinzweb/gpdb,Quikling/gpdb,lintzc/gpdb,xinzweb/gpdb,yuanzhao/gpdb,janebeckman/gpdb,lintzc/gpdb,CraigHarris/gpdb,randomtask1155/gpdb,greenplum-db/gpdb,adam8157/gpdb,jmcatamney/gpdb,edespino/gpdb,zaksoup/gpdb,Quikling/gpdb,yuanzhao/gpdb,jmcatamney/gpdb,0x0FFF/gpdb,50wu/gpdb,chrishajas/gpdb,Chibin/gpdb,janebeckman/gpdb,edespino/gpdb,kaknikhil/gpdb,ashwinstar/gpdb,kaknikhil/gpdb,lisakowen/gpdb,Chibin/gpdb,randomtask1155/gpdb,chrishajas/gpdb,edespino/gpdb,ashwinstar/gpdb,rubikloud/gpdb,greenplum-db/gpdb,adam8157/gpdb,ahachete/gpdb,kaknikhil/gpdb,foyzur/gpdb,50wu/gpdb,lpetrov-pivotal/gpdb,edespino/gpdb,lpetrov-pivotal/gpdb,janebeckman/gpdb,greenplum-db/gpdb,jmcatamney/gpdb,janebeckman/gpdb,lintzc/gpdb,0x0FFF/gpdb,lintzc/gpdb,royc1/gpdb,tangp3/gpdb,rubikloud/gpdb,rvs/gpdb,lisakowen/gpdb,xuegang/gpdb,edespino/gpdb,lpetrov-pivotal/gpdb,ahachete/gpdb,0x0FFF/gpdb,lpetrov-pivotal/gpdb,foyzur/gpdb,yuanzhao/gpdb,lisakowen/gpdb,foyzur/gpdb,yuanzhao/gpdb,xuegang/gpdb,rvs/gpdb,atris/gpdb,zaksoup/gpdb,Chibin/gpdb,xinzweb/gpdb,royc1/gpdb,Chibin/gpdb,xuegang/gpdb,rvs/gpdb,lisakowen/gpdb,Quikling/gpdb,lintzc/gpdb,greenplum-db/gpdb,adam8157/gpdb,0x0FFF/gpdb,cjcjameson/gpdb,chrishajas/gpdb,foyzur/gpdb,xuegang/gpdb,rvs/gpdb,CraigHarris/gpdb,lpetrov-pivotal/gpdb,edespino/gpdb,atris/gpdb,janebeckman/gpdb,xinzweb/gpdb,yuanzhao/gpdb,foyzur/gpdb,royc1/gpdb,xuegang/gpdb,rubikloud/gpdb,xinzweb/gpdb,Quikling/gpdb,lintzc/gpdb,lpetrov-pivotal/gpdb,Quikling/gpdb,jmcatamney/gpdb,xuegang/gpdb,atris/gpdb,ahachete/gpdb,adam8157/gpdb,Chibin/gpdb,xuegang/gpdb,Chibin/gpdb,chrishajas/gpdb,zaksoup/gpdb,50wu/gpdb,royc1/gpdb,foyzur/gpdb,Chibin/gpdb,chrishajas/gpdb,randomtask1155/gpdb,ashwinstar/gpdb,rubikloud/gpdb,CraigHarris/gpdb,tangp3/gpdb,janebeckman/gpdb,janebeckman/gpdb,cjcjameson/gpdb,yuanzhao/gpdb,kaknikhil/gpdb,randomtask1155/gpdb,greenplum-db/gpdb,adam8157/gpdb,tangp3/gpdb,edespino/gpdb,ahachete/gpdb,Quikling/gpdb,Quikling/gpdb,adam8157/gpdb,foyzur/gpdb,adam8157/gpdb,atris/gpdb,kaknikhil/gpdb,0x0FFF/gpdb,zaksoup/gpdb,lintzc/gpdb,Chibin/gpdb,royc1/gpdb,lpetrov-pivotal/gpdb,cjcjameson/gpdb,0x0FFF/gpdb,xuegang/gpdb,ashwinstar/gpdb,cjcjameson/gpdb,greenplum-db/gpdb,50wu/gpdb,royc1/gpdb,tangp3/gpdb,Chibin/gpdb,ahachete/gpdb,lpetrov-pivotal/gpdb,kaknikhil/gpdb,lisakowen/gpdb,foyzur/gpdb,ashwinstar/gpdb,tangp3/gpdb,50wu/gpdb,jmcatamney/gpdb,ashwinstar/gpdb