dnsdist: Fix latency and counters update for UDP cache hits

The latency was counted twice, and the frontend-nxdomain,
frontend-noerror and frontend-servfail was increased twice as well.

diff --git a/pdns/dnsdist.cc b/pdns/dnsdist.cc
index 55943875d9d4feaaae83bcdedd651931c3915bff..75d23d0416864e48c2c77f5262c56d557f396075 100644 (file)
--- a/pdns/dnsdist.cc
+++ b/pdns/dnsdist.cc
@@ -1242,19 +1242,6 @@ static bool prepareOutgoingResponse(LocalHolders& holders, ClientState& cs, DNSQ
     ++g_stats.cacheHits;
   }
 
-  switch (dr.getHeader()->rcode) {
-  case RCode::NXDomain:
-    ++g_stats.frontendNXDomain;
-    break;
-  case RCode::ServFail:
-    ++g_stats.frontendServFail;
-    break;
-  case RCode::NoError:
-    ++g_stats.frontendNoError;
-    break;
-  }
-
-  doLatencyStats(cs.getProtocol(), 0);  // we're not going to measure this
   return true;
 }