media: radio: si4713: constify static struct v4l2_ioctl_ops
authorRikard Falkeborn <rikard.falkeborn@gmail.com>
Wed, 12 May 2021 17:35:14 +0000 (19:35 +0200)
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>
Wed, 2 Jun 2021 11:26:11 +0000 (13:26 +0200)
The only usage of radio_si4713_ioctl_ops is to assign its address to the
ioctl_ops field in the video_device struct, which is a pointer to const.
Make it const to allow the compiler to put it in read-only memory.

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
drivers/media/radio/si4713/radio-platform-si4713.c

index a7dfe5f..433f964 100644 (file)
@@ -110,7 +110,7 @@ static long radio_si4713_default(struct file *file, void *p,
                                          ioctl, cmd, arg);
 }
 
-static struct v4l2_ioctl_ops radio_si4713_ioctl_ops = {
+static const struct v4l2_ioctl_ops radio_si4713_ioctl_ops = {
        .vidioc_querycap        = radio_si4713_querycap,
        .vidioc_g_modulator     = radio_si4713_g_modulator,
        .vidioc_s_modulator     = radio_si4713_s_modulator,