From b91dc6e92f013d2e0490e3234a415dbe85604b84 Mon Sep 17 00:00:00 2001
From: bert hubert <bert.hubert@powerdns.com>
Date: Thu, 15 Jun 2017 03:14:01 +0200
Subject: [PATCH] when making a netmask from a comboaddress, we neglected to
 zero the port. This could lead to a proliferation of netmasks.

(cherry picked from commit 0bdabe94e6fd873455d34b88f8954d8cc6034a72)
---
 pdns/iputils.hh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pdns/iputils.hh b/pdns/iputils.hh
index db2f0bd71..9a2414fc1 100644
--- a/pdns/iputils.hh
+++ b/pdns/iputils.hh
@@ -313,7 +313,7 @@ public:
   Netmask(const ComboAddress& network, uint8_t bits=0xff)
   {
     d_network = network;
-    
+    d_network.sin4.sin_port=0;
     if(bits > 128)
       bits = (network.sin4.sin_family == AF_INET) ? 32 : 128;
     
-- 
2.40.0