Fixed silly bug for overflow detection.

tools/dcdbquery/query.cpp

@@ -285,6 +285,7 @@ void DCDBQuery::doQuery(const char* hostname, std::list<std::string> sensors, DC
       
       scalingFactor = 1;
       unit = "none";
+      notifyOverflow = false;
       
       /* Output format initialization */
       valueFormat = {false,1,"none"};
@@ -389,7 +390,7 @@ void DCDBQuery::doQuery(const char* hostname, std::list<std::string> sensors, DC
       sensor.query(results, start, end, DCDB::AGGREGATE_NONE);
       genOutput(results);
       if(notifyOverflow)
-          std::cout << "There has been overflow on some functions. " << std::endl;
+          std::cout << "Overflow detected." << std::endl;
   }
 
   /*