From c3fc19353bb8c3e498f51ef1b91a20b6e16afd0b Mon Sep 17 00:00:00 2001
From: Paulus Schoutsen <paulus@paulusschoutsen.nl>
Date: Wed, 25 Mar 2015 22:50:20 -0700
Subject: [PATCH] Fix device tracker waiting forever when platform gets stuck
---
homeassistant/components/device_tracker/__init__.py | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/homeassistant/components/device_tracker/__init__.py b/homeassistant/components/device_tracker/__init__.py
index ac0c8d483ff..6d4db7ad7ed 100644
--- a/homeassistant/components/device_tracker/__init__.py
+++ b/homeassistant/components/device_tracker/__init__.py
@@ -157,7 +157,8 @@ class DeviceTracker(object):
def update_devices(self, now):
""" Update device states based on the found devices. """
- self.lock.acquire()
+ if not self.lock.acquire(False):
+ return
found_devices = set(dev.upper() for dev in
self.device_scanner.scan_devices())
--
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