From b88c8a4f6a8d93fb125fee3a931287930689e933 Mon Sep 17 00:00:00 2001
From: zzz <zzz@i2pmail.org>
Date: Sun, 23 May 2021 07:38:28 -0400
Subject: [PATCH] UPnP: Fix IPv6 address check (ticket #2811)

---
 router/java/src/org/cybergarage/net/HostInterface.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/router/java/src/org/cybergarage/net/HostInterface.java b/router/java/src/org/cybergarage/net/HostInterface.java
index 4b308d8ce..cebe0dfe9 100644
--- a/router/java/src/org/cybergarage/net/HostInterface.java
+++ b/router/java/src/org/cybergarage/net/HostInterface.java
@@ -158,7 +158,7 @@ public class HostInterface
 				
 				if (((ipfilter & IPV4_BITMASK)!=0) && addr instanceof Inet4Address ) {						
 					addresses.add(addr);
-				}else if (((ipfilter & IPV6_BITMASK)!=0)&& addr instanceof InetAddress) {
+				}else if (((ipfilter & IPV6_BITMASK)!=0) && addr instanceof Inet6Address) {
 					addresses.add(addr);
 				}
 			}