From 454e8c98b46e872bd6c3b2738602c3a70c7acff6 Mon Sep 17 00:00:00 2001
From: Pavel Odintsov <pavel@cloudflare.com>
Date: Fri, 31 Aug 2018 12:13:16 +0100
Subject: [PATCH] Replaced function arguments to constant references to avoid
 copying memory

---
 pdns/dnsdist.hh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pdns/dnsdist.hh b/pdns/dnsdist.hh
index fc7e60613..2dd96462c 100644
--- a/pdns/dnsdist.hh
+++ b/pdns/dnsdist.hh
@@ -264,7 +264,7 @@ struct DNSDistStats
 
 // Keeps additional information about metrics
 struct MetricDefinition {
-  MetricDefinition(std::string description, std::string prometheusType) {
+  MetricDefinition(const std::string& description, const std::string& prometheusType) {
     this->description = description;
     this->prometheusType = prometheusType;
   }
-- 
2.40.0