rec: Fix const-ness in DNSFilterEngine

Co-Authored-By: Otto Moerbeek <otto.moerbeek@open-xchange.com>

diff --git a/pdns/filterpo.hh b/pdns/filterpo.hh
index 654d3a94678e336bc3f3609f105ceb4809b18049..153b76ffcd2aa9dc38403c6bce8afc2d14770846 100644 (file)
--- a/pdns/filterpo.hh
+++ b/pdns/filterpo.hh
@@ -99,7 +99,7 @@ public:
 
     const std::string& getName() const
     {
-      static std::string notSet;
+      static const std::string notSet;
       if (d_zoneData) {
         return d_zoneData->d_name;
       }