set_var.cc:

  Silence compiler warning.

BitKeeper/etc/logging_ok

@@ -164,6 +164,7 @@ paul@frost.snake.net
 paul@ice.local
 paul@ice.snake.net
 paul@kite-hub.kitebird.com
+paul@snake-hub.snake.net
 paul@teton.kitebird.com
 pekka@mysql.com
 pem@mysql.com

sql/set_var.cc

@@ -2948,7 +2948,7 @@ bool sys_var_thd_storage_engine::check(THD *thd, set_var *var)
     enum db_type db_type;
     if (!(res=var->value->val_str(&str)) ||
 	!(var->save_result.ulong_value=
-	 (ulong) db_type= ha_resolve_by_name(res->ptr(), res->length())) ||
+	 (ulong) (db_type= ha_resolve_by_name(res->ptr(), res->length()))) ||
 	ha_checktype(db_type) != db_type) 
     {
       value= res ? res->c_ptr() : "NULL";