From df0911be6ed74a7f6b28927d6cb18da2dedc20fc Mon Sep 17 00:00:00 2001
From: William Yang <mscame@gmail.com>
Date: Tue, 2 May 2023 11:37:36 +0200
Subject: [PATCH] Revert "perf: keep defaults of zone.mqtt"

This reverts commit 6184bc02ee30aa2d022793762e626893a8a32599.
---
 apps/emqx/src/emqx_zone_schema.erl | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/apps/emqx/src/emqx_zone_schema.erl b/apps/emqx/src/emqx_zone_schema.erl
index ffa64572e..5d6720986 100644
--- a/apps/emqx/src/emqx_zone_schema.erl
+++ b/apps/emqx/src/emqx_zone_schema.erl
@@ -61,9 +61,6 @@ hidden() ->
         "flapping_detect"
     ].
 
-%% optimized for mqtt field
-fields("mqtt") ->
-    emqx_schema:fields("mqtt");
 %% zone schemas are clones from the same name from root level
 %% only not allowed to have default values.
 fields(Name) ->