From a1c0011273fc83ec1b509a9d930bca5e278e1e2c Mon Sep 17 00:00:00 2001
From: Stanislav Chzhen <s.chzhen@adguard.com>
Date: Wed, 21 Aug 2024 21:53:01 +0300
Subject: [PATCH] dnsforward: imp code

---
 internal/dnsforward/ipset.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/internal/dnsforward/ipset.go b/internal/dnsforward/ipset.go
index fecb27e6..dcc55e1d 100644
--- a/internal/dnsforward/ipset.go
+++ b/internal/dnsforward/ipset.go
@@ -56,9 +56,10 @@ func newIpsetHandler(
 	return h, nil
 }
 
-// close closes the Linux Netfilter connections.
+// close closes the Linux Netfilter connections.  close can be called on a nil
+// handler.
 func (h *ipsetHandler) close() (err error) {
-	if h.ipsetMgr != nil {
+	if h != nil && h.ipsetMgr != nil {
 		return h.ipsetMgr.Close()
 	}