Re: [PATCH 2/2] media: video-i2c: hwmon: constify vb2_ops structure

From: Matt Ranostay
Date: Tue Oct 30 2018 - 12:43:59 EST


On Tue, Oct 30, 2018 at 9:06 AM Julia Lawall <Julia.Lawall@xxxxxxx> wrote:
>
> The vb2_ops structure can be const as it is only stored in the ops
> field of a vb2_queue structure and this field is const.
>
> Done with the help of Coccinelle.
>
> Signed-off-by: Julia Lawall <Julia.Lawall@xxxxxxx>

Acked-by: Matt Ranostay <matt.ranostay@xxxxxxxxxxxx>

>
> ---
> drivers/media/i2c/video-i2c.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/media/i2c/video-i2c.c b/drivers/media/i2c/video-i2c.c
> index 4d49af86c15e..cb89cda6553d 100644
> --- a/drivers/media/i2c/video-i2c.c
> +++ b/drivers/media/i2c/video-i2c.c
> @@ -336,7 +336,7 @@ static void stop_streaming(struct vb2_queue *vq)
> video_i2c_del_list(vq, VB2_BUF_STATE_ERROR);
> }
>
> -static struct vb2_ops video_i2c_video_qops = {
> +static const struct vb2_ops video_i2c_video_qops = {
> .queue_setup = queue_setup,
> .buf_prepare = buffer_prepare,
> .buf_queue = buffer_queue,
>