From 76508814e73d60a4f575d11bf810b8179eebd69b Mon Sep 17 00:00:00 2001
From: Vasiliy Tolstov <v.tolstov@unistack.org>
Date: Mon, 12 Apr 2021 16:40:45 +0300
Subject: [PATCH] dont fail empty payload

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
---
 jsonpb.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/jsonpb.go b/jsonpb.go
index 0c2846a..8140f03 100644
--- a/jsonpb.go
+++ b/jsonpb.go
@@ -72,6 +72,8 @@ func (c *jsonpbCodec) ReadBody(conn io.Reader, b interface{}) error {
 		buf, err := ioutil.ReadAll(conn)
 		if err != nil {
 			return err
+		} else if buf == nil {
+			return nil
 		}
 		return JsonpbUnmarshaler.Unmarshal(buf, m)
 	}