ret = copy_from_user(&rds, buf, sizeof(rds));
fmdbg("(%d)type: %d, text %s, af %d\n",
ret, rds.text_type, rds.text, rds.af_freq);
+ if (ret)
+ return -EFAULT;
fmdev = video_drvdata(file);
fm_tx_set_radio_text(fmdev, rds.text, rds.text_type);
fm_tx_set_af(fmdev, rds.af_freq);
- return 0;
+ return sizeof(rds);
}
static u32 fm_v4l2_fops_poll(struct file *file, struct poll_table_struct *pts)
strlcpy(capability->card, FM_DRV_CARD_SHORT_NAME,
sizeof(capability->card));
sprintf(capability->bus_info, "UART");
- capability->version = FM_DRV_RADIO_VERSION;
capability->capabilities = V4L2_CAP_HW_FREQ_SEEK | V4L2_CAP_TUNER |
V4L2_CAP_RADIO | V4L2_CAP_MODULATOR |
V4L2_CAP_AUDIO | V4L2_CAP_READWRITE |
switch (ctrl->id) {
case V4L2_CID_TUNE_ANTENNA_CAPACITOR:
- ctrl->cur.val = fm_tx_get_tune_cap_val(fmdev);
+ ctrl->val = fm_tx_get_tune_cap_val(fmdev);
break;
default:
fmwarn("%s: Unknown IOCTL: %d\n", __func__, ctrl->id);