From: Simon Wood <simon@mungewell.org>
Date: Fri, 15 Aug 2014 02:43:01 +0000 (-0600)
Subject: HID: logitech: Prevent possibility of infinite loop when using /sys interface
X-Git-Tag: omap-for-v3.17/fixes-against-rc2~28^2~3
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=29ff66571d38f01c5a5d3af871401b8a65323422;p=pandora-kernel.git

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>
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