From b7e23e2c39e1f4ba96b2ca2bd92c3c7cf6fa93d4 Mon Sep 17 00:00:00 2001
From: skyguard1 <qhdxssm@qq.com>
Date: Fri, 28 May 2021 14:50:30 +0800
Subject: [PATCH] Add default block in DnsOpCode (#11328)

Motivation:

Every switch block should also have a default case.

Modification:

Add default block in DnsOpCode to ensure we not fall-through by mistake

Result:

Cleanup

Signed-off-by: xingrufei <xingrufei@sogou-inc.com>
---
 .../src/main/java/io/netty/handler/codec/dns/DnsOpCode.java     | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/codec-dns/src/main/java/io/netty/handler/codec/dns/DnsOpCode.java b/codec-dns/src/main/java/io/netty/handler/codec/dns/DnsOpCode.java
index f14211a793..8316ef453d 100644
--- a/codec-dns/src/main/java/io/netty/handler/codec/dns/DnsOpCode.java
+++ b/codec-dns/src/main/java/io/netty/handler/codec/dns/DnsOpCode.java
@@ -65,6 +65,8 @@ public class DnsOpCode implements Comparable<DnsOpCode> {
             return NOTIFY;
         case 0x05:
             return UPDATE;
+        default:
+            break;
         }
 
         return new DnsOpCode(b);