From 1359c0e49cd0e44a5c0f03fa69d91fa1133279db Mon Sep 17 00:00:00 2001
From: Lucas Clemente <lucas@clemente.io>
Date: Tue, 17 May 2016 12:49:06 +0200
Subject: [PATCH] fix a linter warning

---
 frames/ack_frame.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/frames/ack_frame.go b/frames/ack_frame.go
index 53aec8744..7b12ced01 100644
--- a/frames/ack_frame.go
+++ b/frames/ack_frame.go
@@ -185,8 +185,8 @@ func ParseAckFrame(r *bytes.Reader, version protocol.VersionNumber) (*AckFrame,
 	frame.DelayTime = time.Duration(delay) * time.Microsecond
 
 	if !frame.Truncated {
-		var err error
-		numTimestampByte, err := r.ReadByte()
+		var numTimestampByte byte
+		numTimestampByte, err = r.ReadByte()
 		if err != nil {
 			return nil, err
 		}