rtw_get_oper_ch
if (rtw_get_oper_ch(padapter) != pmlmeext->cur_channel) {
backup_oper_channel = rtw_get_oper_ch(padapter);
bssid->configuration.ds_config = rtw_get_oper_ch(padapter);
if (bssid->configuration.ds_config != rtw_get_oper_ch(padapter))
u8 rtw_get_oper_ch(struct adapter *adapter);
channel = rtw_get_oper_ch(adapter);
channel = rtw_get_oper_ch(adapter);
if (tx_ch != rtw_get_oper_ch(padapter)) {