From dde6763cef4d09130146770083370eca0a770546 Mon Sep 17 00:00:00 2001
From: "Johan T. Halseth" <johanth@gmail.com>
Date: Mon, 8 Oct 2018 15:46:14 +0200
Subject: [PATCH] htlcswitch/link: set PermanentFailure in case of remote error

---
 htlcswitch/link.go | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/htlcswitch/link.go b/htlcswitch/link.go
index 974e3cc1..f43bc3a4 100644
--- a/htlcswitch/link.go
+++ b/htlcswitch/link.go
@@ -1900,9 +1900,14 @@ func (l *channelLink) handleUpstreamMsg(msg lnwire.Message) {
 		// Error received from remote, MUST fail channel, but should
 		// only print the contents of the error message if all
 		// characters are printable ASCII.
-		l.fail(LinkFailureError{code: ErrRemoteError},
+		l.fail(
+			LinkFailureError{
+				code:             ErrRemoteError,
+				PermanentFailure: true,
+			},
 			"ChannelPoint(%v): received error from peer: %v",
-			l.channel.ChannelPoint(), msg.Error())
+			l.channel.ChannelPoint(), msg.Error(),
+		)
 	default:
 		l.log.Warnf("received unknown message of type %T", msg)
 	}