From e4f42b8ce3e4239b2022a179822eda73d2a56f9a Mon Sep 17 00:00:00 2001
From: Guilherme <gqgs@protonmail.com>
Date: Mon, 11 May 2020 11:51:10 -0300
Subject: [PATCH] Avoid iterating in uninitialized result

---
 src/lib/gevent_ws/__init__.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/lib/gevent_ws/__init__.py b/src/lib/gevent_ws/__init__.py
index 76564054..a157e94c 100644
--- a/src/lib/gevent_ws/__init__.py
+++ b/src/lib/gevent_ws/__init__.py
@@ -262,6 +262,8 @@ class WebSocketHandler(WSGIHandler):
 
     def process_result(self):
         if "wsgi.websocket" in self.environ:
+            if self.result is None:
+                return
             # Flushing result is required for werkzeug compatibility
             for elem in self.result:
                 pass