Add the number of arguments check

There is not key item for no argument function.
mroonga · Mar 24, 2015 · 6ebabe3 · 6ebabe3
1 parent 54fc423
commit 6ebabe3
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/ha_mroonga.cpp b/ha_mroonga.cpp
@@ -9306,6 +9306,9 @@ void ha_mroonga::check_count_skip(key_part_map start_key_part_map,
 
         if (where->type() == Item::FUNC_ITEM) {
           Item_func *func_item = static_cast<Item_func *>(where);
+          if (func_item->arg_count == 0) {
+            break;
+          }
           target = func_item->key_item();
           where = where->next;
           if (func_item->arguments()[0] == where) {