From: Peter van Dijk <peter.van.dijk@powerdns.com>
Date: Mon, 18 Jan 2016 11:38:30 +0000 (+0100)
Subject: don't toString an empty dnsname
X-Git-Tag: dnsdist-1.0.0-alpha2~55^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=refs%2Fpull%2F3258%2Fhead;p=thirdparty%2Fpdns.git

don't toString an empty dnsname
---

diff --git a/pdns/lua-auth.cc b/pdns/lua-auth.cc
index e3a557653d..2df1e9cda0 100644
--- a/pdns/lua-auth.cc
+++ b/pdns/lua-auth.cc
@@ -163,7 +163,10 @@ static int ldp_getQuestion(lua_State *L) {
 
 static int ldp_getWild(lua_State *L) {
   DNSPacket *p=ldp_checkDNSPacket(L);
-  lua_pushstring(L, p->qdomainwild.toString().c_str());
+  if(p->qdomainwild.empty())
+    lua_pushnil(L);
+  else
+    lua_pushstring(L, p->qdomainwild.toString().c_str());
   return 1;
 }