linux-kernel - [PATCH] media: staging: max96712: Constify static v4l2_subdev

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Date:   Sat, 27 Nov 2021 10:49:44 +0100
From:   Rikard Falkeborn <rikard.falkeborn@...il.com>
To:     Niklas Söderlund <niklas.soderlund@...natech.se>,
        Mauro Carvalho Chehab <mchehab@...nel.org>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-media@...r.kernel.org, linux-staging@...ts.linux.dev,
        linux-kernel@...r.kernel.org,
        Rikard Falkeborn <rikard.falkeborn@...il.com>
Subject: [PATCH] media: staging: max96712: Constify static v4l2_subdev_ops

The only usage of max96712_subdev_ops is to pass its address to
v4l2_i2c_subdev_init() which takes a pointer to const struct
v4l2_subdev_ops as argument. Make it const to allow the compiler to put
it in read-only memory.

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@...il.com>
---
 drivers/staging/media/max96712/max96712.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/media/max96712/max96712.c b/drivers/staging/media/max96712/max96712.c
index 847e2ffd4f53..9bc72d9a858b 100644
--- a/drivers/staging/media/max96712/max96712.c
+++ b/drivers/staging/media/max96712/max96712.c
@@ -250,7 +250,7 @@ static const struct v4l2_subdev_pad_ops max96712_pad_ops = {
 	.set_fmt = max96712_get_pad_format,
 };
 
-static struct v4l2_subdev_ops max96712_subdev_ops = {
+static const struct v4l2_subdev_ops max96712_subdev_ops = {
 	.video = &max96712_video_ops,
 	.pad = &max96712_pad_ops,
 };
-- 
2.34.1