return 0;
 }
 
-u8 r8712_getrfreg_cmd(struct _adapter *padapter, u8 offset, u8 *pval)
+int r8712_getrfreg_cmd(struct _adapter *padapter, u8 offset, u8 *pval)
 {
        struct cmd_obj *ph2c;
        struct readRF_parm *prdrfparm;
 
        ph2c = kmalloc(sizeof(*ph2c), GFP_ATOMIC);
        if (!ph2c)
-               return _FAIL;
+               return -ENOMEM;
        prdrfparm = kmalloc(sizeof(*prdrfparm), GFP_ATOMIC);
        if (!prdrfparm) {
                kfree(ph2c);
-               return _FAIL;
+               return -ENOMEM;
        }
        INIT_LIST_HEAD(&ph2c->list);
        ph2c->cmdcode = GEN_CMD_CODE(_GetRFReg);
        ph2c->rspsz = sizeof(struct readRF_rsp);
        prdrfparm->offset = offset;
        r8712_enqueue_cmd(pcmdpriv, ph2c);
-       return _SUCCESS;
+       return 0;
 }
 
 void r8712_getbbrfreg_cmdrsp_callback(struct _adapter *padapter,
 
                 enum NDIS_802_11_NETWORK_INFRASTRUCTURE networktype);
 int r8712_setdatarate_cmd(struct _adapter *padapter, u8 *rateset);
 void r8712_set_chplan_cmd(struct _adapter  *padapter, int chplan);
-u8 r8712_getrfreg_cmd(struct _adapter *padapter, u8 offset, u8 *pval);
+int r8712_getrfreg_cmd(struct _adapter *padapter, u8 offset, u8 *pval);
 int r8712_setrfreg_cmd(struct _adapter  *padapter, u8 offset, u32 val);
 void r8712_addbareq_cmd(struct _adapter *padapter, u8 tid);
 void r8712_wdg_wk_cmd(struct _adapter *padapter);
 
                 * RegDataWidth = *((unsigned long *)InformationBuffer+1);
                 * RegDataValue =  *((unsigned long *)InformationBuffer+2);
                 */
-                       if (!r8712_getrfreg_cmd(Adapter,
+                       if (r8712_getrfreg_cmd(Adapter,
                            *(unsigned char *)poid_par_priv->information_buf,
                            (unsigned char *)&Adapter->mppriv.workparam.io_value
                            ))