linux-kernel - [PATCH] media: go7007: Constify static struct snd_device

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Message-Id: <20220125234602.10481-1-rikard.falkeborn@gmail.com>
Date:   Wed, 26 Jan 2022 00:46:02 +0100
From:   Rikard Falkeborn <rikard.falkeborn@...il.com>
To:     Hans Verkuil <hverkuil-cisco@...all.nl>,
        Mauro Carvalho Chehab <mchehab@...nel.org>
Cc:     linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        Rikard Falkeborn <rikard.falkeborn@...il.com>
Subject: [PATCH] media: go7007: Constify static struct snd_device_ops

The only usage of go7007_snd_device_ops is to pass its address to
snd_device_new() which takes a pointer to const struct snd_device_ops.
Make it const to allow the compiler to put it in read-only memory.

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@...il.com>
---
 drivers/media/usb/go7007/snd-go7007.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/usb/go7007/snd-go7007.c b/drivers/media/usb/go7007/snd-go7007.c
index 2ce85ab38db5..9a6bd87fce03 100644
--- a/drivers/media/usb/go7007/snd-go7007.c
+++ b/drivers/media/usb/go7007/snd-go7007.c
@@ -191,7 +191,7 @@ static int go7007_snd_free(struct snd_device *device)
 	return 0;
 }
 
-static struct snd_device_ops go7007_snd_device_ops = {
+static const struct snd_device_ops go7007_snd_device_ops = {
 	.dev_free	= go7007_snd_free,
 };
 
-- 
2.35.0