On Sun, 2017-08-06 at 10:25 +0200, Julia Lawall wrote:
> The v4l2_m2m_ops structures are only passed as the only
> argument to v4l2_m2m_init, which is declared as const.
> Thus the v4l2_m2m_ops structures themselves can be const.
>
> Done with the help of Coccinelle.
>
> // <smpl>
> @r disable optional_qualifier@
> identifier i;
> position p;
> @@
> static struct v4l2_m2m_ops i@p = { ... };
>
> @ok1@
> identifier r.i;
> position p;
> @@
> v4l2_m2m_init(&i@p)
>
> @bad@
> position p != {r.p,ok1.p};
> identifier r.i;
> struct v4l2_m2m_ops e;
> @@
> e@i@p
>
> @depends on !bad disable optional_qualifier@
> identifier r.i;
> @@
> static
> +const
> struct v4l2_m2m_ops i = { ... };
> // </smpl>
>
> Signed-off-by: Julia Lawall <Julia.Lawall@xxxxxxx>
>
---
> drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
Acked-by: Rick Chang <rick.chang@xxxxxxxxxxxx>
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