ndb - bug#24949

  make sure not too poll to long, in case of hb-failure of last db-node


storage/ndb/src/ndbapi/Ndbif.cpp:
  Make sure not to poll too long
storage/ndb/src/ndbapi/TransporterFacade.cpp:
  Make sure not to poll too long

storage/ndb/src/ndbapi/Ndbif.cpp

@@ -1276,9 +1276,9 @@ Ndb::waitCompletedTransactions(int aMilliSecondsToWait,
   NDB_TICKS currTime = NdbTick_CurrentMillisecond();
   NDB_TICKS maxTime = currTime + (NDB_TICKS)waitTime;
   theMinNoOfEventsToWakeUp = noOfEventsToWaitFor;
+  const int maxsleep = aMilliSecondsToWait > 10 ? 10 : aMilliSecondsToWait;
   do {
-    if (waitTime < 1000) waitTime = 1000;
-    poll_guard->wait_for_input(waitTime);
+    poll_guard->wait_for_input(maxsleep);
     if (theNoOfCompletedTransactions >= (Uint32)noOfEventsToWaitFor) {
       break;
     }//if

storage/ndb/src/ndbapi/TransporterFacade.cpp

@@ -1385,15 +1385,13 @@ int PollGuard::wait_for_input_in_loop(int wait_time, bool forceSend)
     m_tp->forceSend(m_block_no);
   else
     m_tp->checkForceSend(m_block_no);
-  if (wait_time == -1) //Means wait forever
-    response_time= WAITFOR_RESPONSE_TIMEOUT;
-  else
-    response_time= wait_time;
+
   NDB_TICKS curr_time = NdbTick_CurrentMillisecond();
   NDB_TICKS max_time = curr_time + (NDB_TICKS)wait_time;
+  const int maxsleep = (wait_time == -1 || wait_time > 10) ? 10 : wait_time;
   do
   {
-    wait_for_input(response_time);
+    wait_for_input(maxsleep);
     Uint32 state= m_waiter->get_state();
     if (state == NO_WAIT)
     {