From f17c3b1ce30a0b9610efd08190e95f4baf2be293 Mon Sep 17 00:00:00 2001
From: Otto Moerbeek <otto.moerbeek@open-xchange.com>
Date: Fri, 29 Apr 2022 09:45:22 +0200
Subject: [PATCH] Coverity 1401639 Division or modulo by float zero: avoid div
 by zero

---
 pdns/dnsreplay.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pdns/dnsreplay.cc b/pdns/dnsreplay.cc
index 0d4b8d1001..8b9c55b547 100644
--- a/pdns/dnsreplay.cc
+++ b/pdns/dnsreplay.cc
@@ -296,6 +296,10 @@ static uint64_t countLessThan(unsigned int msec)
 static void emitFlightTimes()
 {
   uint64_t totals = countLessThan(flightTimes.size());
+  if (totals == 0) {
+    // Avoid division by zero below
+    totals = 1;
+  }
   unsigned int limits[]={1, 2, 3, 4, 5, 10, 20, 30, 40, 50, 100, 200, 500, 1000, (unsigned int) flightTimes.size()};
   uint64_t sofar=0;
   cout.setf(std::ios::fixed);
-- 
2.47.3