From: bert hubert <bert.hubert@netherlabs.nl>
Date: Wed, 20 Apr 2016 10:42:02 +0000 (+0200)
Subject: this fix prevents a crash in bind backend in dnssec mode but unsure if it does the... 
X-Git-Tag: rec-4.0.0-alpha3~53^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=refs%2Fpull%2F3740%2Fhead;p=thirdparty%2Fpdns.git

this fix prevents a crash in bind backend in dnssec mode but unsure if it does the right thing
---

diff --git a/modules/bindbackend/bindbackend2.cc b/modules/bindbackend/bindbackend2.cc
index fe95a29482..a88e862014 100644
--- a/modules/bindbackend/bindbackend2.cc
+++ b/modules/bindbackend/bindbackend2.cc
@@ -940,7 +940,8 @@ bool Bind2Backend::findBeforeAndAfterUnhashed(BB2DomainInfo& bbd, const DNSName&
         break;
       }
     }
-    after = (iter)->qname.labelReverse().toString(" ",false);
+    if(iter != records->end())
+      after = (iter)->qname.labelReverse().toString(" ",false);
   }
 
   // cerr<<"Before: '"<<before<<"', after: '"<<after<<"'\n";