* [PATCH] media: staging/intel-ipu3: Constify static struct v4l2_subdev_internal_ops
@ 2021-10-05 21:45 Rikard Falkeborn
0 siblings, 0 replies; only message in thread
From: Rikard Falkeborn @ 2021-10-05 21:45 UTC (permalink / raw)
To: Sakari Ailus, Mauro Carvalho Chehab
Cc: Bingbu Cao, Tianshu Qiu, Greg Kroah-Hartman, linux-media,
linux-staging, linux-kernel, Rikard Falkeborn
The only usage of imgu_subdev_internal_ops is to assign its address to
the internal_ops field in the v4l2_subdev struct, which is a pointer to
const v4l2_subdev_internal_ops. Make it const to allow the compiler to
put it in read-only memory.
Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
---
drivers/staging/media/ipu3/ipu3-v4l2.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/media/ipu3/ipu3-v4l2.c b/drivers/staging/media/ipu3/ipu3-v4l2.c
index 38a240764509..b723186d2134 100644
--- a/drivers/staging/media/ipu3/ipu3-v4l2.c
+++ b/drivers/staging/media/ipu3/ipu3-v4l2.c
@@ -864,7 +864,7 @@ static int imgu_vidioc_g_meta_fmt(struct file *file, void *fh,
/******************** function pointers ********************/
-static struct v4l2_subdev_internal_ops imgu_subdev_internal_ops = {
+static const struct v4l2_subdev_internal_ops imgu_subdev_internal_ops = {
.open = imgu_subdev_open,
};
--
2.33.0
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2021-10-05 21:45 [PATCH] media: staging/intel-ipu3: Constify static struct v4l2_subdev_internal_ops Rikard Falkeborn
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