Use ARRAY_SIZE macro already defined in kernel.h
Signed-off-by: NAhmed S. Darwish <darwish.07@gmail.com>
Acked-by: NManu Abraham <manu@linuxtv.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>