From 8f29d084329e8a30f02d7b72ecedf3a0b928d095 Mon Sep 17 00:00:00 2001
From: Vladimir Mihailenco <vladimir.webdev@gmail.com>
Date: Thu, 9 Jul 2020 11:00:17 +0300
Subject: [PATCH] Don't record proto.Nil

---
 internal/util.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/internal/util.go b/internal/util.go
index d0c00dc..4f8549e 100644
--- a/internal/util.go
+++ b/internal/util.go
@@ -7,6 +7,7 @@ import (
 	"time"
 	"unicode/utf8"
 
+	"github.com/go-redis/redis/v8/internal/proto"
 	"github.com/go-redis/redis/v8/internal/util"
 	"go.opentelemetry.io/otel/api/global"
 	"go.opentelemetry.io/otel/api/trace"
@@ -147,6 +148,8 @@ func WithSpan(ctx context.Context, name string, fn func(context.Context) error)
 }
 
 func RecordError(ctx context.Context, err error) error {
-	trace.SpanFromContext(ctx).RecordError(ctx, err)
+	if err != proto.Nil {
+		trace.SpanFromContext(ctx).RecordError(ctx, err)
+	}
 	return err
 }