From 8a1baeb9d5093a9b38e11bd1443f981b57820a51 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=2E=20K=C3=A4rkk=C3=A4inen?=
 <tronic@users.noreply.github.com>
Date: Fri, 28 Feb 2020 19:25:03 +0200
Subject: [PATCH] Terminate check_timeouts once connection_task finishes.

---
 sanic/server.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sanic/server.py b/sanic/server.py
index af146a01..ccf70ea8 100644
--- a/sanic/server.py
+++ b/sanic/server.py
@@ -202,6 +202,8 @@ class HttpProtocol(asyncio.Protocol):
 
     def check_timeouts(self):
         """Runs itself once a second to enforce any expired timeouts."""
+        if not self._task:
+            return
         duration = current_time() - self._time
         lifespan = self._http.lifespan
         if lifespan == Lifespan.IDLE and duration > self.keep_alive_timeout: