From 29ff66571d38f01c5a5d3af871401b8a65323422 Mon Sep 17 00:00:00 2001
From: Simon Wood <simon@mungewell.org>
Date: Thu, 14 Aug 2014 20:43:01 -0600
Subject: [PATCH] HID: logitech: Prevent possibility of infinite loop when
 using /sys interface

If the device data is not accessible for some reason, returning 0 will cause the call to be
continuously called again as none of the string has been 'consumed'.

Signed-off-by: Simon Wood <simon@mungewell.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
---
Reading git-format-patch failed