Merge pnousiainen@bk-internal.mysql.com:/home/bk/mysql-4.1

into mysql.com:/space/pekka/ndb/version/my41

ndb/src/kernel/blocks/dbtup/DbtupExecQuery.cpp

@@ -1113,6 +1113,7 @@ Dbtup::updateStartLab(Signal* signal,
                                 regOperPtr->attrinbufLen);
     if (retValue == -1) {
       tupkeyErrorLab(signal);
+      return -1;
     }//if
   } else {
     jam();