unsigned int tx_ra_bitmap = 0;
        struct ht_priv *psta_ht = NULL;
        struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
-       struct wlan_bssid_ex *pcur_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
+       struct wlan_bssid_ex *pcur_network = &pmlmepriv->cur_network.network;
 
        if (psta)
                psta_ht = &psta->htpriv;
        int i, supportRateNum = 0;
        unsigned int tx_ra_bitmap = 0;
        struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
-       struct wlan_bssid_ex *pcur_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
+       struct wlan_bssid_ex *pcur_network = &pmlmepriv->cur_network.network;
        struct sta_info *psta = rtw_get_bcmc_stainfo23a(padapter);
 
        if (psta)
        struct registry_priv *pregpriv = &padapter->registrypriv;
        struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
        struct security_priv* psecuritypriv = &padapter->securitypriv;
-       struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
+       struct wlan_bssid_ex *pnetwork = &pmlmepriv->cur_network.network;
        struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
        struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
        struct wlan_bssid_ex *pnetwork_mlmeext = &pmlmeinfo->network;
        update_wireless_mode23a(padapter);
 
        /* udpate capability after cur_wireless_mode updated */
-       update_capinfo23a(padapter, rtw_get_capability23a((struct wlan_bssid_ex *)pnetwork));
+       update_capinfo23a(padapter, rtw_get_capability23a(pnetwork));
 
        /* let pnetwork_mlmeext == pnetwork_mlme. */
        memcpy(pnetwork_mlmeext, pnetwork, pnetwork->Length);
                HT_info_handler23a(padapter, (struct ndis_802_11_var_ies *)pHT_info_ie);
        }
 
-       pbss_network->Length = get_wlan_bssid_ex_sz((struct wlan_bssid_ex  *)pbss_network);
+       pbss_network->Length = get_wlan_bssid_ex_sz(pbss_network);
 
        /* issue beacon to start bss network */
        start_bss_network(padapter, (u8*)pbss_network);
 
        }
 
        /* check encryption info */
-       val16 = rtw_get_capability23a((struct wlan_bssid_ex *)bssid);
+       val16 = rtw_get_capability23a(bssid);
 
        if (val16 & BIT(4))
                bssid->Privacy = 1;
        struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
        struct wlan_bssid_ex *cur_network = &pmlmeinfo->network;
 
-       if (rtw_get_capability23a((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
+       if (rtw_get_capability23a(cur_network) & WLAN_CAPABILITY_PRIVACY) {
                for (i = sizeof(struct ndis_802_11_fixed_ies); i < pmlmeinfo->network.IELength;) {
                        pIE = (struct ndis_802_11_var_ies *)(pmlmeinfo->network.IEs + i);
 
        struct mlme_priv        *pmlmepriv = &padapter->mlmepriv;
        struct wlan_bssid_ex  *cur_network = &pmlmepriv->cur_network.network;
 
-       if (rtw_get_capability23a((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
+       if (rtw_get_capability23a(cur_network) & WLAN_CAPABILITY_PRIVACY) {
                for (i = sizeof(struct ndis_802_11_fixed_ies); i < cur_network->IELength;) {
                        pIE = (struct ndis_802_11_var_ies *)(cur_network->IEs + i);
 
        struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
        struct wlan_bssid_ex *cur_network = &pmlmeinfo->network;
 
-       if (rtw_get_capability23a((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
+       if (rtw_get_capability23a(cur_network) & WLAN_CAPABILITY_PRIVACY) {
                for (i = sizeof(struct ndis_802_11_fixed_ies); i < pmlmeinfo->network.IELength;) {
                        pIE = (struct ndis_802_11_var_ies *)(pmlmeinfo->network.IEs + i);