allow covering NSEC3 record in NODATA response

diff --git a/pdns/packethandler.cc b/pdns/packethandler.cc
index c7932c78ab8d2f7a679d1803bbf915dabd865bd3..18dc53f74816a5e939d5f9005c6ae142089ae8cc 100644 (file)
--- a/pdns/packethandler.cc
+++ b/pdns/packethandler.cc
@@ -564,7 +564,7 @@ bool getNSEC3Hashes(bool narrow, DNSBackend* db, int id, const std::string& hash
     incrementHash(after);
   }
   else {
-    if (decrement || mode ==1)
+    if (decrement || mode <= 1)
       before.clear();
     else
       before=' ';