Add default_radius_vlan in sta_info

Used to store the vlan_description corresponding to RADIUS tag 0.

src/ap/ieee802_11.c

@@ -2326,20 +2326,7 @@ ieee802_11_set_radius_info(struct hostapd_data *hapd, struct sta_info *sta,
 	char *identity = info->identity;
 	char *radius_cui = info->radius_cui;
 
-	if (vlan_id->notempty &&
-	    !hostapd_vlan_valid(hapd->conf->vlan, vlan_id)) {
-		hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_RADIUS,
-			       HOSTAPD_LEVEL_INFO,
-			       "Invalid VLAN %d%s received from RADIUS server",
-			       vlan_id->untagged,
-			       vlan_id->tagged[0] ? "+" : "");
-		return -1;
-	}
-	if (ap_sta_set_vlan(hapd, sta, vlan_id) < 0)
-		return -1;
-	if (sta->vlan_id)
-		hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_RADIUS,
-			       HOSTAPD_LEVEL_INFO, "VLAN ID %d", sta->vlan_id);
+	sta->default_radius_vlan = *vlan_id;
 
 	hostapd_free_psk_list(sta->psk);
 	if (hapd->conf->wpa_psk_radius != PSK_RADIUS_IGNORED)

src/ap/sta_info.h

@@ -200,8 +200,9 @@ struct sta_info {
 	int vlan_id; /* 0: none, >0: VID */
 	struct vlan_description *vlan_desc;
 	int vlan_id_bound; /* updated by ap_sta_bind_vlan() */
-	 /* PSKs from RADIUS authentication server */
+	/* PSKs from RADIUS authentication server */
 	struct hostapd_sta_wpa_psk_short *psk;
+	struct vlan_description default_radius_vlan;
 
 	char *identity; /* User-Name from RADIUS */
 	char *radius_cui; /* Chargeable-User-Identity from RADIUS */