BUG#19914 SELECT COUNT(*) sometimes returns MAX_INT on cluster tables

update partition engine for handler::info returning int


sql/ha_partition.cc:
  update for handler::info returning int.
sql/ha_partition.h:
  update for handler::info returning int.

sql/ha_partition.cc

@@ -4214,7 +4214,7 @@ void ha_partition::include_partition_fields_in_used_fields()
       retrieving statistics data.
 */
 
-void ha_partition::info(uint flag)
+int ha_partition::info(uint flag)
 {
   handler *file, **file_array;
   DBUG_ENTER("ha_partition:info");
@@ -4378,7 +4378,7 @@ void ha_partition::info(uint flag)
 	stats.update_time= file->stats.update_time;
     } while (*(++file_array));
   }
-  DBUG_VOID_RETURN;
+  DBUG_RETURN(0);
 }
 
 

sql/ha_partition.h

@@ -449,7 +449,7 @@ public:
     purposes.
     -------------------------------------------------------------------------
   */
-  virtual void info(uint);
+  virtual int info(uint);
   void get_dynamic_partition_info(PARTITION_INFO *stat_info,
                                   uint part_id);
   virtual int extra(enum ha_extra_function operation);