diff -urN flow-tools-0.67.orig/src/flow-export.c flow-tools-0.67/src/flow-export.c
--- flow-tools-0.67.orig/src/flow-export.c	2005-01-27 01:07:05.203972288 -0500
+++ flow-tools-0.67/src/flow-export.c	2005-01-27 01:08:26.509611952 -0500
@@ -937,6 +937,8 @@
       if (!res || PQresultStatus(res) != PGRES_COMMAND_OK) {
         PQclear(res);
         fterr_errx(1,"PQexec(): %s\n", PQerrorMessage(conn));
+      } else if (res) {
+	  PQclear(res);
       }
 
     }