HID: logitech: Prevent possibility of infinite loop when using /sys interface
authorSimon Wood <simon@mungewell.org>
Fri, 15 Aug 2014 02:43:01 +0000 (20:43 -0600)
committerJiri Kosina <jkosina@suse.cz>
Fri, 15 Aug 2014 08:54:13 +0000 (10:54 +0200)
commit29ff66571d38f01c5a5d3af871401b8a65323422
treef15a16911b64b63c5167d01193554a1fd356c429
parentdaebdd7ee30b4ec7dd6a4e90f1f66c86ec113bbc
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>
drivers/hid/hid-lg4ff.c