media: cx88: use ARRAY_SIZE

Use ARRAY_SIZE instead of dividing sizeof array with sizeof an element

Signed-off-by: Xu Wang <vulab@iscas.ac.cn>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

diff --git a/drivers/media/pci/cx88/cx88-mpeg.c b/drivers/media/pci/cx88/cx88-mpeg.c
index a57c991..a3edb54 100644 (file)
--- a/drivers/media/pci/cx88/cx88-mpeg.c
+++ b/drivers/media/pci/cx88/cx88-mpeg.c
@@ -524,8 +524,7 @@ static int cx8802_request_acquire(struct cx8802_driver *drv)
                core->last_analog_input = core->input;
                core->input = 0;
                for (i = 0;
-                    i < (sizeof(core->board.input) /
-                         sizeof(struct cx88_input));
+                    i < ARRAY_SIZE(core->board.input);
                     i++) {
                        if (core->board.input[i].type == CX88_VMUX_DVB) {
                                core->input = i;