From 5e883d794c9ff281d6ef42d2309dc26532d2d34b Mon Sep 17 00:00:00 2001
From: Topper Bowers <topper@toppingdesign.com>
Date: Wed, 15 May 2019 12:19:35 +0200
Subject: [PATCH] also check for nil peers (h/t @brandonwestcott)

---
 gossipsub.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gossipsub.go b/gossipsub.go
index 3bb9eda..4aaf345 100644
--- a/gossipsub.go
+++ b/gossipsub.go
@@ -231,7 +231,7 @@ func (gs *GossipSubRouter) Publish(from peer.ID, msg *pb.Message) {
 		if !ok {
 			// we are not in the mesh for topic, use fanout peers
 			gmap, ok = gs.fanout[topic]
-			if !ok {
+			if !ok || len(gmap) == 0 {
 				// we don't have any, pick some
 				peers := gs.getPeers(topic, GossipSubD, func(peer.ID) bool { return true })