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. --- drivers/media/i2c/ov7740.c | 4 ++-- drivers/media/platform/vimc/vimc-sensor.c | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-)