after review fix

sql/item.h:
  typo fixed
sql/item_func.h:
  clear refernce on deleted variable
sql/item_subselect.cc:
  layout fixed
sql/sql_base.cc:
  temporary memory pool allocation moved from open_and_lock_tables
sql/sql_prepare.cc:
  temporary memory pool allocation moved
  changing in routine suggeted by Monty
tests/client_test.c:
  uncomment accidently commented test

1 files changed, 2 insertions, 2 deletions

diff --git a/sql/item.h b/sql/item.h
index 9bdde1c9847..b06bc85d573 100644
--- a/sql/item.h
+++ b/sql/item.h
@@ -419,7 +419,7 @@ public:
   int save_in_field(Field *field, bool no_conversions);
   bool basic_const_item() const { return 1; }
   Item *new_item() { return new Item_int(name,value,max_length); }
-  void cleanup() { fixed= 1; } // to privent drop fixed flag
+  void cleanup() { fixed= 1; } // to prevent drop fixed flag
   void print(String *str);
 };
 
@@ -908,7 +908,7 @@ public:
   static Item_cache* get_cache(Item_result type);
   table_map used_tables() const { return used_table_map; }
   virtual void keep_array() {}
-  void cleanup() { fixed= 1; } // to privent drop fixed flag
+  void cleanup() { fixed= 1; } // to prevent drop fixed flag
   void print(String *str);
 };