BUG#26356 uninitialised data sent from TAMPER_ORD to DIHNDBTAMPER

Don't send uninit data in TAMPER_ORD to DIHNDBTAMPER

Even though this data is unused from the CMVMI (mgmd) signal,
we shouldn't be doing stuff with uninited data.

ndb/src/kernel/blocks/cmvmi/Cmvmi.cpp

@@ -839,7 +839,7 @@ void Cmvmi::execTAMPER_ORD(Signal* signal)
   // to be able to indicate if we really introduced an error.
 #ifdef ERROR_INSERT
   TamperOrd* const tamperOrd = (TamperOrd*)&signal->theData[0];
-  
+  signal->theData[2] = 0;
   signal->theData[1] = tamperOrd->errorNo;
   signal->theData[0] = 5;
   sendSignal(DBDIH_REF, GSN_DIHNDBTAMPER, signal, 3,JBB);