disable negative getSOA caching if the negcache_ttl is 0

diff --git a/pdns/ueberbackend.cc b/pdns/ueberbackend.cc
index 9557b36fc35cc8b73c329be9ecf4b7b12f735b60..efa0e2dd84ece0cdfd7ebe20b179fde1e169159e 100644 (file)
--- a/pdns/ueberbackend.cc
+++ b/pdns/ueberbackend.cc
@@ -396,7 +396,8 @@ bool UeberBackend::getSOAUncached(const DNSName &domain, SOAData &sd, DNSPacket
       return true;
     }
 
-  addNegCache(d_question);
+  if(d_negcache_ttl)
+    addNegCache(d_question);
   return false;
 }