From d5dcb8f140c081dacaff7cf72fd3d246d7dd07dc Mon Sep 17 00:00:00 2001
From: Andre Lengwenus <alengwenus@gmail.com>
Date: Mon, 21 Jan 2019 00:49:28 +0100
Subject: [PATCH] Add discovery_info check to LCN light platform (#20280)

* Added discovery_info check to LCN light platform

* Removed whitespaces
---
 homeassistant/components/light/lcn.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/homeassistant/components/light/lcn.py b/homeassistant/components/light/lcn.py
index f64eadaca5d..b9457b7b7d9 100644
--- a/homeassistant/components/light/lcn.py
+++ b/homeassistant/components/light/lcn.py
@@ -19,6 +19,9 @@ DEPENDENCIES = ['lcn']
 async def async_setup_platform(hass, hass_config, async_add_entities,
                                discovery_info=None):
     """Set up the LCN light platform."""
+    if discovery_info is None:
+        return
+
     import pypck
 
     devices = []