From cb52b80f7da54ef84f28f7fadc768743ee3ac7b0 Mon Sep 17 00:00:00 2001
From: pascal <pascal@osinga.me>
Date: Mon, 9 Oct 2017 16:57:44 +0200
Subject: [PATCH] missing is_closed ( rflink cover fix ) (#9776)

* Added is_closed

* whitespaces --

* removed whitespace
---
 homeassistant/components/cover/rflink.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/homeassistant/components/cover/rflink.py b/homeassistant/components/cover/rflink.py
index 45a0b27aa07..a9b7598159f 100644
--- a/homeassistant/components/cover/rflink.py
+++ b/homeassistant/components/cover/rflink.py
@@ -103,6 +103,11 @@ class RflinkCover(RflinkCommand, CoverDevice):
         """No polling available in RFlink cover."""
         return False
 
+    @property
+    def is_closed(self):
+        """Return if the cover is closed."""
+        return None
+
     def async_close_cover(self, **kwargs):
         """Turn the device close."""
         return self._async_handle_command("close_cover")