media: ov7740: constify structures stored in fields of v4l2_subdev_ops structure

The fields of a v4l2_subdev_ops structure are all const, so the
structures that are stored there and are not used elsewhere can be
const as well.

Done with the help of Coccinelle.
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

drivers/media/i2c/ov7740.c

@@ -322,7 +322,7 @@ static int ov7740_set_power(struct ov7740 *ov7740, int on)
 	return 0;
 }
 
-static struct v4l2_subdev_core_ops ov7740_subdev_core_ops = {
+static const struct v4l2_subdev_core_ops ov7740_subdev_core_ops = {
 	.log_status = v4l2_ctrl_subdev_log_status,
 #ifdef CONFIG_VIDEO_ADV_DEBUG
 	.g_register = ov7740_get_register,
@@ -648,7 +648,7 @@ static int ov7740_s_frame_interval(struct v4l2_subdev *sd,
 	return 0;
 }
 
-static struct v4l2_subdev_video_ops ov7740_subdev_video_ops = {
+static const struct v4l2_subdev_video_ops ov7740_subdev_video_ops = {
 	.s_stream = ov7740_set_stream,
 	.s_frame_interval = ov7740_s_frame_interval,
 	.g_frame_interval = ov7740_g_frame_interval,