As the flo tree isn't a clean 3.4 one without further modifications and backported things from upstream we need to respect already present symbols from newer upstream kernel versions and drop them from our compatiblity layer. BugLink: http://bugs.launchpad.net/bugs/1489327 Signed-off-by: Simon Fels <simon.fels@canonical.com> Signed-off-by: Tim Gardner <tim.gardner@canonical.com>