From bdcf773887cba116f0c5f4d4d017700809685ad4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9=20Silva?= <andre.beat@gmail.com>
Date: Tue, 29 May 2018 09:16:08 +0200
Subject: [PATCH] network-devp2p: handle UselessPeer disconnect (#8686)

---
 util/network-devp2p/src/host.rs | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/util/network-devp2p/src/host.rs b/util/network-devp2p/src/host.rs
index 3c8643fe62d..6cca5f4dc61 100644
--- a/util/network-devp2p/src/host.rs
+++ b/util/network-devp2p/src/host.rs
@@ -689,14 +689,17 @@ impl Host {
 						Err(e) => {
 							let s = session.lock();
 							trace!(target: "network", "Session read error: {}:{:?} ({:?}) {:?}", token, s.id(), s.remote_addr(), e);
-							if let ErrorKind::Disconnect(DisconnectReason::IncompatibleProtocol) = *e.kind() {
-								if let Some(id) = s.id() {
-									if !self.reserved_nodes.read().contains(id) {
-										let mut nodes = self.nodes.write();
-										nodes.note_failure(&id);
-										nodes.mark_as_useless(id);
+							match *e.kind() {
+								ErrorKind::Disconnect(DisconnectReason::IncompatibleProtocol) | ErrorKind::Disconnect(DisconnectReason::UselessPeer) => {
+									if let Some(id) = s.id() {
+										if !self.reserved_nodes.read().contains(id) {
+											let mut nodes = self.nodes.write();
+											nodes.note_failure(&id);
+											nodes.mark_as_useless(id);
+										}
 									}
-								}
+								},
+								_ => {},
 							}
 							kill = true;
 							break;