From 8315bcd0d856b7ade3b6a2e1d44102e2a2ef3895 Mon Sep 17 00:00:00 2001
From: Klaus Post <klauspost@gmail.com>
Date: Mon, 23 Aug 2021 18:19:14 +0200
Subject: [PATCH] Fix TrafficMeter data race (#13041)

When reading `TrafficMeter` values, there was a value receiver.

This means that receivers are copied unsafely when invoked.

Fixes race seen with `-race` build.
---
 internal/http/stats/http-traffic-recorder.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/internal/http/stats/http-traffic-recorder.go b/internal/http/stats/http-traffic-recorder.go
index e5cfe3cfb..ef6e53930 100644
--- a/internal/http/stats/http-traffic-recorder.go
+++ b/internal/http/stats/http-traffic-recorder.go
@@ -38,7 +38,7 @@ func (r *IncomingTrafficMeter) Read(p []byte) (n int, err error) {
 }
 
 // BytesCount returns the number of transferred bytes
-func (r IncomingTrafficMeter) BytesCount() int64 {
+func (r *IncomingTrafficMeter) BytesCount() int64 {
 	return atomic.LoadInt64(&r.countBytes)
 }
 
@@ -62,6 +62,6 @@ func (w *OutgoingTrafficMeter) Flush() {
 }
 
 // BytesCount returns the number of transferred bytes
-func (w OutgoingTrafficMeter) BytesCount() int64 {
+func (w *OutgoingTrafficMeter) BytesCount() int64 {
 	return atomic.LoadInt64(&w.countBytes)
 }