From e40cad35605267927a335c8a3e0f49b9e37138ba Mon Sep 17 00:00:00 2001 From: Martin Trigaux Date: Wed, 24 May 2017 17:27:52 +0200 Subject: [PATCH] [FIX] hw_scanner: iterate on empty list Avoid error None is not iterable when no device is connected --- addons/hw_scanner/controllers/main.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/addons/hw_scanner/controllers/main.py b/addons/hw_scanner/controllers/main.py index 4c3150a269e..2319a0c7c2e 100644 --- a/addons/hw_scanner/controllers/main.py +++ b/addons/hw_scanner/controllers/main.py @@ -120,10 +120,10 @@ class Scanner(Thread): def get_devices(self): try: if not evdev: - return None + return [] if not os.path.isdir(self.input_dir): - return None + return [] new_devices = [device for device in listdir(self.input_dir) if join(self.input_dir, device) not in [dev.evdev.fn for dev in self.open_devices]]