Merge clam.ndb.mysql.com:/space/pekka/ndb/version/my50-bug19285

into  clam.ndb.mysql.com:/space/pekka/ndb/version/my51-bug19285

storage/ndb/src/ndbapi/NdbBlob.cpp

@@ -982,7 +982,7 @@ NdbBlob::writeData(const void* data, Uint32 bytes)
   }
   const char* buf = static_cast<const char*>(data);
   int ret = writeDataPrivate(buf, bytes);
-  DBUG_RETURN(0);
+  DBUG_RETURN(ret);
 }
 
 int