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author | Julia Lawall <Julia.Lawall@lip6.fr> | 2017-08-06 04:25:12 -0400 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-08-20 08:03:47 -0400 |
commit | 65d371af81aefedc55124621a4664d0d66d0b585 (patch) | |
tree | f3a040551633e71fe7ba0253f711b9c7db446722 | |
parent | 42f310d385b88eab5337cb62bd1d345643106175 (diff) | |
download | lwn-65d371af81aefedc55124621a4664d0d66d0b585.tar.gz lwn-65d371af81aefedc55124621a4664d0d66d0b585.zip |
media: s5p-g2d: constify v4l2_m2m_ops structures
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@lip6.fr>
Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
-rw-r--r-- | drivers/media/platform/s5p-g2d/g2d.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/platform/s5p-g2d/g2d.c b/drivers/media/platform/s5p-g2d/g2d.c index 81ed5cd5cd5d..bd655b564f54 100644 --- a/drivers/media/platform/s5p-g2d/g2d.c +++ b/drivers/media/platform/s5p-g2d/g2d.c @@ -611,7 +611,7 @@ static struct video_device g2d_videodev = { .vfl_dir = VFL_DIR_M2M, }; -static struct v4l2_m2m_ops g2d_m2m_ops = { +static const struct v4l2_m2m_ops g2d_m2m_ops = { .device_run = device_run, .job_abort = job_abort, }; |