diff --git a/src/ap/ap_config.h b/src/ap/ap_config.h
index b9d6832..00d5240 100644
--- a/src/ap/ap_config.h
+++ b/src/ap/ap_config.h
@@ -114,6 +114,7 @@
 	struct hostapd_vlan *next;
 	int vlan_id; /* VLAN ID or -1 (VLAN_ID_WILDCARD) for wildcard entry */
 	char ifname[IFNAMSIZ + 1];
+	int configured;
 	int dynamic_vlan;
 #ifdef CONFIG_FULL_DYNAMIC_VLAN
 
diff --git a/src/ap/vlan_init.c b/src/ap/vlan_init.c
index 2499bf3..94ff9e4 100644
--- a/src/ap/vlan_init.c
+++ b/src/ap/vlan_init.c
@@ -485,7 +485,8 @@
 	wpa_printf(MSG_DEBUG, "VLAN: vlan_newlink(%s)", ifname);
 
 	while (vlan) {
-		if (os_strcmp(ifname, vlan->ifname) == 0) {
+		if (os_strcmp(ifname, vlan->ifname) == 0 && !vlan->configured) {
+			vlan->configured = 1;
 
 			if (hapd->conf->vlan_bridge[0]) {
 				os_snprintf(br_name, sizeof(br_name), "%s%d",