From: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Cc: Ondrej Zary <linux@xxxxxxxxxxxxxxxxxxxx>
---
drivers/media/radio/radio-sf16fmi.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/drivers/media/radio/radio-sf16fmi.c b/drivers/media/radio/radio-sf16fmi.c
index 80beda7..9cd0338 100644
--- a/drivers/media/radio/radio-sf16fmi.c
+++ b/drivers/media/radio/radio-sf16fmi.c
@@ -55,8 +55,8 @@ static struct fmi fmi_card;
static struct pnp_dev *dev;
bool pnp_attached;
-#define RSF16_MINFREQ (87 * 16000)
-#define RSF16_MAXFREQ (108 * 16000)
+#define RSF16_MINFREQ (87U * 16000)
+#define RSF16_MAXFREQ (108U * 16000)
#define FMI_BIT_TUN_CE (1 << 0)
#define FMI_BIT_TUN_CLK (1 << 1)
@@ -155,15 +155,14 @@ static int vidioc_s_frequency(struct file *file, void *priv,
const struct v4l2_frequency *f)
{
struct fmi *fmi = video_drvdata(file);
+ unsigned freq = f->frequency;
if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO)
return -EINVAL;
- if (f->frequency < RSF16_MINFREQ ||
- f->frequency > RSF16_MAXFREQ)
- return -EINVAL;
+ clamp(freq, RSF16_MINFREQ, RSF16_MAXFREQ);
/* rounding in steps of 800 to match the freq
that will be used */
- lm7000_set_freq((f->frequency / 800) * 800, fmi, fmi_set_pins);
+ lm7000_set_freq((freq / 800) * 800, fmi, fmi_set_pins);
return 0;
}
--
1.7.10.4
--
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