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authorHans Verkuil <hans.verkuil@cisco.com>2013-03-19 11:09:26 +0400
committerMauro Carvalho Chehab <mchehab@redhat.com>2013-03-24 13:25:34 +0400
commitb530a447bb588fdf43fdf4eb909e4ee1921d47ac (patch)
tree8c9f6abb0f0c07ceea984a87fd80e9e65e7d483b /drivers/media/radio/radio-miropcm20.c
parent69aa6f4ec669b9121057cc9e32cb10b5f744f6d6 (diff)
downloadlinux-b530a447bb588fdf43fdf4eb909e4ee1921d47ac.tar.xz
[media] v4l2: add const to argument of write-only s_frequency ioctl
This ioctl is defined as IOW, so pass the argument as const. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/radio/radio-miropcm20.c')
-rw-r--r--drivers/media/radio/radio-miropcm20.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/media/radio/radio-miropcm20.c b/drivers/media/radio/radio-miropcm20.c
index 3d0ff4404d12..2b8d31d8330b 100644
--- a/drivers/media/radio/radio-miropcm20.c
+++ b/drivers/media/radio/radio-miropcm20.c
@@ -131,14 +131,14 @@ static int vidioc_g_frequency(struct file *file, void *priv,
static int vidioc_s_frequency(struct file *file, void *priv,
- struct v4l2_frequency *f)
+ const struct v4l2_frequency *f)
{
struct pcm20 *dev = video_drvdata(file);
if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO)
return -EINVAL;
- dev->freq = clamp(f->frequency, 87 * 16000U, 108 * 16000U);
+ dev->freq = clamp_t(u32, f->frequency, 87 * 16000U, 108 * 16000U);
pcm20_setfreq(dev, dev->freq);
return 0;
}