From ab8ae9d0c9c7bfdfb7580e62ee8a3ccfe4741131 Mon Sep 17 00:00:00 2001
From: heavyrian2012 <heavyrain.lee@wildfirehat.cn>
Date: Fri, 18 Nov 2022 21:27:18 +0800
Subject: [PATCH] mqtt proto version error

---
 .../src/main/java/io/netty/handler/codec/mqtt/MqttDecoder.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/broker/src/main/java/io/netty/handler/codec/mqtt/MqttDecoder.java b/broker/src/main/java/io/netty/handler/codec/mqtt/MqttDecoder.java
index 5f048060..d01cd0ff 100644
--- a/broker/src/main/java/io/netty/handler/codec/mqtt/MqttDecoder.java
+++ b/broker/src/main/java/io/netty/handler/codec/mqtt/MqttDecoder.java
@@ -534,7 +534,7 @@ public final class MqttDecoder extends ReplayingDecoder<MqttDecoder.DecoderState
 
         final MqttProperties willProperties;
         if (mqttConnectVariableHeader.isWillFlag()) {
-            if (mqttVersion.protocolLevel() <= MqttVersion.MQTT_5.protocolLevel()) {
+            if (mqttVersion.protocolLevel() >= MqttVersion.MQTT_5.protocolLevel()) {
                 final Result<MqttProperties> propertiesResult = decodeProperties(buffer);
                 willProperties = propertiesResult.value;
                 numberOfBytesConsumed += propertiesResult.numberOfBytesConsumed;