From 7757721a92b9dd7fda26828f466772b6dc7fd65c Mon Sep 17 00:00:00 2001
From: Olaoluwa Osuntokun <laolu32@gmail.com>
Date: Wed, 29 Nov 2017 17:52:39 -0800
Subject: [PATCH] routing: don't dispatch notification if error is non nil
 after processing ann

---
 routing/router.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/routing/router.go b/routing/router.go
index 3db9f083d..3ca3e3012 100644
--- a/routing/router.go
+++ b/routing/router.go
@@ -531,6 +531,10 @@ func (r *ChannelRouter) networkHandler() {
 				// we can now signal them to continue.
 				validationBarrier.SignalDependants(updateMsg.msg)
 
+				if err != nil {
+					return
+				}
+
 				// Send off a new notification for the newly
 				// accepted update.
 				topChange := &TopologyChange{}