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path: root/drivers/media/radio/radio-trust.c
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Diffstat (limited to 'drivers/media/radio/radio-trust.c')
-rw-r--r--drivers/media/radio/radio-trust.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/media/radio/radio-trust.c b/drivers/media/radio/radio-trust.c
index 6f9ecc35935..9d6dcf8af5b 100644
--- a/drivers/media/radio/radio-trust.c
+++ b/drivers/media/radio/radio-trust.c
@@ -239,6 +239,8 @@ static int vidioc_s_frequency(struct file *file, void *priv,
{
struct trust *tr = video_drvdata(file);
+ if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO)
+ return -EINVAL;
tr_setfreq(tr, f->frequency);
return 0;
}
@@ -248,6 +250,8 @@ static int vidioc_g_frequency(struct file *file, void *priv,
{
struct trust *tr = video_drvdata(file);
+ if (f->tuner != 0)
+ return -EINVAL;
f->type = V4L2_TUNER_RADIO;
f->frequency = tr->curfreq;
return 0;