From a2da395f69c3bd545673d0c4ce7db5488661939b Mon Sep 17 00:00:00 2001
From: Shreyas Zare <shreyas@technitium.com>
Date: Sat, 27 Mar 2021 16:33:32 +0530
Subject: [PATCH] ZoneTree: fixed index out of bound exception in
 FindNodeValue().

---
 DnsServerCore/Dns/Zones/ZoneTree.cs | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/DnsServerCore/Dns/Zones/ZoneTree.cs b/DnsServerCore/Dns/Zones/ZoneTree.cs
index e0952c37..4b0e5524 100644
--- a/DnsServerCore/Dns/Zones/ZoneTree.cs
+++ b/DnsServerCore/Dns/Zones/ZoneTree.cs
@@ -310,13 +310,11 @@ namespace DnsServerCore.Dns.Zones
 
                     //use wildcard node
                     //skip to next label
-                    do
+                    while (++i < key.Length)
                     {
-                        i++;
                         if (key[i] == 39) //[.]
                             break;
                     }
-                    while (i < key.Length);
 
                     closestNode = wildcard;
                     wildcard = null;