From 9ce9977d2183a6c01b23b5aeee4a20f9f43abd43 Mon Sep 17 00:00:00 2001
From: Asim Aslam <asim@aslam.me>
Date: Thu, 17 Jan 2019 12:09:04 +0000
Subject: [PATCH] Don't read unless we have b

---
 codec/proto/proto.go | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/codec/proto/proto.go b/codec/proto/proto.go
index b70b4c84..d79d5166 100644
--- a/codec/proto/proto.go
+++ b/codec/proto/proto.go
@@ -18,13 +18,13 @@ func (c *Codec) ReadHeader(m *codec.Message, t codec.MessageType) error {
 }
 
 func (c *Codec) ReadBody(b interface{}) error {
+	if b == nil {
+		return nil
+	}
 	buf, err := ioutil.ReadAll(c.Conn)
 	if err != nil {
 		return err
 	}
-	if b == nil {
-		return nil
-	}
 	return proto.Unmarshal(buf, b.(proto.Message))
 }