From d38a50b119aa15a2be5cba504eb5d7c0a144d56b Mon Sep 17 00:00:00 2001
From: ThomasV <thomasv@electrum.org>
Date: Fri, 23 Feb 2018 09:35:07 +0100
Subject: [PATCH] fix #3922: wrong parameter passed to connection_down

---
 lib/network.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/network.py b/lib/network.py
index 28071e41b..92edda958 100644
--- a/lib/network.py
+++ b/lib/network.py
@@ -991,7 +991,7 @@ class Network(util.DaemonThread):
         if not height:
             return
         if height < self.max_checkpoint():
-            self.connection_down(interface)
+            self.connection_down(interface.server)
             return
         interface.tip_header = header
         interface.tip = height