From 862fd9c11030afe7dc46cacbfc85f1b3bcb6663c Mon Sep 17 00:00:00 2001
From: "Peter F. Patel-Schneider" <pfpschneider@gmail.com>
Date: Tue, 1 Mar 2022 14:16:56 -0500
Subject: [PATCH] device: cut off noops even earlier

---
 lib/logitech_receiver/base.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/logitech_receiver/base.py b/lib/logitech_receiver/base.py
index 84db044c..2c6b9611 100644
--- a/lib/logitech_receiver/base.py
+++ b/lib/logitech_receiver/base.py
@@ -325,6 +325,10 @@ def make_notification(report_id, devnumber, data):
         return
 
     address = ord(data[1:2])
+    if sub_id == 0x00 and (address & 0x0F == 0x00):
+        # this is a no-op notification - don't do anything with it
+        return
+
     if (
         # standard HID++ 1.0 notification, SubId may be 0x40 - 0x7F
         (sub_id >= 0x40) or  # noqa: E131