Commit 0a4b2ccc in cpufreq.git
eliminates the build warnings but does not pass on the error code of
sysfs_create_file to the function calling cpufreq_add_dev. Instead some
previous value of ret would be returned.
Signed-off-by: NTobias Klauser <tklauser@distanz.ch>
Signed-off-by: NDave Jones <davej@redhat.com>