diff options
Diffstat (limited to 'drivers/media/radio/radio-sf16fmr2.c')
| -rw-r--r-- | drivers/media/radio/radio-sf16fmr2.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/media/radio/radio-sf16fmr2.c b/drivers/media/radio/radio-sf16fmr2.c index a11414f..52c7bbb 100644 --- a/drivers/media/radio/radio-sf16fmr2.c +++ b/drivers/media/radio/radio-sf16fmr2.c @@ -251,6 +251,8 @@ static int vidioc_s_frequency(struct file *file, void *priv, { struct fmr2 *fmr2 = video_drvdata(file); + if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) + return -EINVAL; if (f->frequency < RSF16_MINFREQ || f->frequency > RSF16_MAXFREQ) return -EINVAL; @@ -272,6 +274,8 @@ static int vidioc_g_frequency(struct file *file, void *priv, { struct fmr2 *fmr2 = video_drvdata(file); + if (f->tuner != 0) + return -EINVAL; f->type = V4L2_TUNER_RADIO; f->frequency = fmr2->curfreq; return 0; |