From 1bcdf2d7835fad8e7a782fccea9cbbec745bcf24 Mon Sep 17 00:00:00 2001
From: dvora-h <67596500+dvora-h@users.noreply.github.com>
Date: Wed, 22 Dec 2021 11:52:03 +0200
Subject: Fixing exception in listen (#1823)

---
 redis/client.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/redis/client.py b/redis/client.py
index ae4fae2..16ffbb0 100755
--- a/redis/client.py
+++ b/redis/client.py
@@ -1530,6 +1530,8 @@ class PubSub:
         with a message handler, the handler is invoked instead of a parsed
         message being returned.
         """
+        if response is None:
+            return None
         message_type = str_if_bytes(response[0])
         if message_type == "pmessage":
             message = {
-- 
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