From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: Sat, 24 Aug 2013 17:27:29 +0000 (-0700)
Subject: staging: android: timed_output: fix sysfs file creation race
X-Git-Tag: v3.12-rc1~183^2~110
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9d3ab801740ab5ff1e22932fdfecdaacd0d64a18;p=pandora-kernel.git

staging: android: timed_output: fix sysfs file creation race

The sysfs file for the driver was being created _after_ the device was
announced to userspace, causing a race with any tools looking for sysfs
files.

Fix the race by using the default attribute group for the class.

Cc: Kees Cook <keescook@chromium.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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