Simple optimization

sql/sql_base.cc

@@ -8225,7 +8225,6 @@ bool setup_tables_and_check_access(THD *thd,
                                    ulong want_access,
                                    bool full_table_list)
 {
-  bool first_table= true;
   DBUG_ENTER("setup_tables_and_check_access");
 
   if (setup_tables(thd, context, from_clause, tables,
@@ -8234,16 +8233,16 @@ bool setup_tables_and_check_access(THD *thd,
 
   List_iterator<TABLE_LIST> ti(leaves);
   TABLE_LIST *table_list;
-  while((table_list= ti++))
+  ulong access= want_access_first;
+  while ((table_list= ti++))
   {
     if (table_list->belong_to_view && !table_list->view && 
-        check_single_table_access(thd, first_table ? want_access_first :
-                                  want_access, table_list, FALSE))
+        check_single_table_access(thd, access, table_list, FALSE))
     {
       tables->hide_view_error(thd);
       DBUG_RETURN(TRUE);
     }
-    first_table= 0;
+    access= want_access;
   }
   DBUG_RETURN(FALSE);
 }