auth: Fix coverity warning in `pdnsutil show-zone`

diff --git a/pdns/pdnsutil.cc b/pdns/pdnsutil.cc
index 7f99c2d3c71ade560c271eec421d577f0327a7c1..f8fbbb94f517e63a18d101df2bcff3e4ea7d4a9e 100644 (file)
--- a/pdns/pdnsutil.cc
+++ b/pdns/pdnsutil.cc
@@ -1626,7 +1626,7 @@ bool showZone(DNSSECKeeper& dk, const DNSName& zone, bool exportDS = false)
     B.lookup(QType(QType::DNSKEY), zone);
     while(B.get(rr)) {
       if (rr.qtype != QType::DNSKEY) continue;
-      keys.push_back(*dynamic_cast<DNSKEYRecordContent*>(DNSKEYRecordContent::make(rr.getZoneRepresentation())));
+      keys.push_back(DNSKEYRecordContent(rr.getZoneRepresentation()));
     }
 
     if(keys.empty()) {