From c1440bd97c862743a741237cc5ac89ea5e8c432b Mon Sep 17 00:00:00 2001
From: Sir Darkrengarius <darkren92@gmail.com>
Date: Sun, 16 Jun 2019 19:03:44 +0300
Subject: [PATCH] Fix inifinte loop in `dmsg.Transport`'s `Read` after passing
 the nil slice

---
 pkg/dmsg/transport.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkg/dmsg/transport.go b/pkg/dmsg/transport.go
index e433f40283..93097b80d8 100644
--- a/pkg/dmsg/transport.go
+++ b/pkg/dmsg/transport.go
@@ -282,6 +282,9 @@ func (tp *Transport) Read(p []byte) (n int, err error) {
 startRead:
 	tp.bufMx.Lock()
 	n, err = tp.buf.Read(p)
+	if err != nil {
+		return n, err
+	}
 	if tp.bufSize -= n; tp.bufSize < tpBufCap {
 		acks := tp.ackBuf
 		tp.ackBuf = make([]byte, 0, tpAckCap)