From e371271820e11568244b13ada2616e90b63133a9 Mon Sep 17 00:00:00 2001
From: Romain Ruetschi <romain@informal.systems>
Date: Tue, 30 Jun 2020 14:38:59 +0200
Subject: [PATCH] Fix PeerList::witnesses() to only return witnesses

---
 light-client/src/peer_list.rs | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/light-client/src/peer_list.rs b/light-client/src/peer_list.rs
index 344294697..128de2938 100644
--- a/light-client/src/peer_list.rs
+++ b/light-client/src/peer_list.rs
@@ -72,9 +72,8 @@ impl PeerList {
     /// Get a list of references to all the witnesses,
     /// (ie. all peers which are not the primary).
     pub fn witnesses(&self) -> Vec<&Instance> {
-        self.instances
-            .keys()
-            .filter(|peer_id| peer_id != &&self.primary)
+        self.witnesses
+            .iter()
             .filter_map(|peer_id| self.get(peer_id))
             .collect()
     }