From 887316ee6c103850789ed9f3cfcf462b0dce73d8 Mon Sep 17 00:00:00 2001
From: bert hubert <bert.hubert@powerdns.com>
Date: Tue, 10 Oct 2017 14:41:01 +0200
Subject: [PATCH] if there was an mtasker waiter with no associated timeout, we
 would loop forever in MTasker::schedule()

---
 pdns/mtasker.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pdns/mtasker.cc b/pdns/mtasker.cc
index 43294c953..9fcb7d31f 100644
--- a/pdns/mtasker.cc
+++ b/pdns/mtasker.cc
@@ -344,6 +344,8 @@ template<class Key, class Val>bool MTasker<Key,Val>::schedule(struct timeval*  n
       }
       else if(i->ttd.tv_sec)
         break;
+      else
+	++i;
     }
   }
   return false;
-- 
2.40.0