The 'val' is a 'unsigned char', so it is never less than zero.
Signed-off-by: NJonghwan Choi <jhbird.choi@gmail.com>
Acked-by: NMyungJoo Ham <myungjoo.ham@samsung.com>
Signed-off-by: NAnton Vorontsov <cbouatmailru@gmail.com>