Fix oversight in previous error-reporting patch; mustn't pfree path string before passing it to elog.
Fix oversight in previous error-reporting patch; mustn't pfree path string
before passing it to elog.

tpostgres-projects/tPostgres,edespino/gpdb,adam8157/gpdb,jmcatamney/gpdb,adam8157/gpdb,ashwinstar/gpdb,lisakowen/gpdb,postmind-net/postgres-xl,yuanzhao/gpdb,jmcatamney/gpdb,ovr/postgres-xl,zeroae/postgres-xl,adam8157/gpdb,arcivanov/postgres-xl,ovr/postgres-xl,snaga/postgres-xl,Chibin/gpdb,edespino/gpdb,lisakowen/gpdb,greenplum-db/gpdb,snaga/postgres-xl,techdragon/Postgres-XL,snaga/postgres-xl,50wu/gpdb,ovr/postgres-xl,pavanvd/postgres-xl,ovr/postgres-xl,pavanvd/postgres-xl,yuanzhao/gpdb,postmind-net/postgres-xl,greenplum-db/gpdb,ashwinstar/gpdb,xinzweb/gpdb,arcivanov/postgres-xl,Chibin/gpdb,edespino/gpdb,Chibin/gpdb,yuanzhao/gpdb,arcivanov/postgres-xl,50wu/gpdb,edespino/gpdb,adam8157/gpdb,pavanvd/postgres-xl,arcivanov/postgres-xl,Postgres-XL/Postgres-XL,Postgres-XL/Postgres-XL,kmjungersen/PostgresXL,greenplum-db/gpdb,yuanzhao/gpdb,pavanvd/postgres-xl,yazun/postgres-xl,yazun/postgres-xl,50wu/gpdb,oberstet/postgres-xl,tpostgres-projects/tPostgres,greenplum-db/gpdb,xinzweb/gpdb,adam8157/gpdb,xinzweb/gpdb,kmjungersen/PostgresXL,yuanzhao/gpdb,adam8157/gpdb,kmjungersen/PostgresXL,edespino/gpdb,xinzweb/gpdb,Postgres-XL/Postgres-XL,oberstet/postgres-xl,Chibin/gpdb,snaga/postgres-xl,jmcatamney/gpdb,postmind-net/postgres-xl,yazun/postgres-xl,50wu/gpdb,pavanvd/postgres-xl,jmcatamney/gpdb,adam8157/gpdb,tpostgres-projects/tPostgres,ovr/postgres-xl,tpostgres-projects/tPostgres,50wu/gpdb,snaga/postgres-xl,postmind-net/postgres-xl,zeroae/postgres-xl,techdragon/Postgres-XL,xinzweb/gpdb,Chibin/gpdb,Chibin/gpdb,ashwinstar/gpdb,techdragon/Postgres-XL,Postgres-XL/Postgres-XL,kmjungersen/PostgresXL,yuanzhao/gpdb,greenplum-db/gpdb,lisakowen/gpdb,greenplum-db/gpdb,ashwinstar/gpdb,jmcatamney/gpdb,yazun/postgres-xl,xinzweb/gpdb,jmcatamney/gpdb,arcivanov/postgres-xl,50wu/gpdb,lisakowen/gpdb,zeroae/postgres-xl,zeroae/postgres-xl,50wu/gpdb,postmind-net/postgres-xl,yazun/postgres-xl,lisakowen/gpdb,xinzweb/gpdb,xinzweb/gpdb,Chibin/gpdb,yuanzhao/gpdb,Chibin/gpdb,edespino/gpdb,zeroae/postgres-xl,techdragon/Postgres-XL,tpostgres-projects/tPostgres,Postgres-XL/Postgres-XL,jmcatamney/gpdb,oberstet/postgres-xl,yuanzhao/gpdb,greenplum-db/gpdb,lisakowen/gpdb,oberstet/postgres-xl,ashwinstar/gpdb,edespino/gpdb,yuanzhao/gpdb,techdragon/Postgres-XL,yuanzhao/gpdb,50wu/gpdb,kmjungersen/PostgresXL,greenplum-db/gpdb,ashwinstar/gpdb,ashwinstar/gpdb,jmcatamney/gpdb,ashwinstar/gpdb,lisakowen/gpdb,arcivanov/postgres-xl,edespino/gpdb,edespino/gpdb,edespino/gpdb,Chibin/gpdb,oberstet/postgres-xl,lisakowen/gpdb,Chibin/gpdb,adam8157/gpdb