From 74ada7e86556cb38576c2bce2fbd58c0a4083c60 Mon Sep 17 00:00:00 2001
From: Nikita Safonov <ns3777k@gmail.com>
Date: Thu, 26 Sep 2019 16:52:31 +0300
Subject: [PATCH] lock meta mutex during marshaling

---
 network/meta.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/network/meta.go b/network/meta.go
index 48ab2f9f..ecb75c43 100644
--- a/network/meta.go
+++ b/network/meta.go
@@ -29,6 +29,8 @@ func NewMeta() *Meta {
 }
 
 func (m *Meta) MarshalJSON() ([]byte, error) {
+	m.Lock()
+	defer m.Unlock()
 	return json.Marshal(metaJSON{Values: m.m})
 }