From 2d2d4cf1855f6edc5a3a4738d8789f9c27719e78 Mon Sep 17 00:00:00 2001
From: sebres <serg.brester@sebres.de>
Date: Wed, 5 Oct 2016 15:43:39 +0200
Subject: [PATCH] amend to c2d2e79b0d48bf66b04c3772c2419f30a4b1f9db: fixed
 sporadically bug in getBanListExtendedCymruInfo:     except
 dns.resolver.NXDOMAIN: UnboundLocalError: local variable 'dns' referenced
 before assignment

---
 fail2ban/server/banmanager.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fail2ban/server/banmanager.py b/fail2ban/server/banmanager.py
index 9865c2d3..1275d3a4 100644
--- a/fail2ban/server/banmanager.py
+++ b/fail2ban/server/banmanager.py
@@ -135,6 +135,7 @@ class BanManager:
 	def getBanListExtendedCymruInfo(self, timeout=10):
 		return_dict = {"asn": [], "country": [], "rir": []}
 		if not hasattr(self, 'dnsResolver'):
+			global dns
 			try:
 				import dns.exception
 				import dns.resolver