dfs cleanup - skip radio without AP ifacewq

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@iopsys.eu>

src/cntlr_acs.c

@@ -199,6 +199,21 @@ static bool cntlr_dfs_get_usable(struct opclass_entry *entry, struct cac_data *c
 	return false;
 }
 
+static bool cntrlr_radio_is_ap_iface(struct netif_radio *radio)
+{
+	struct netif_iface *iface;
+
+	list_for_each_entry(iface, &radio->iflist, list) {
+		/* Check if AP iface connected */
+		if (iface->type == NETIF_FHBSS)
+			return true;
+		if (iface->type == NETIF_BKBSS)
+			return true;
+	}
+
+	return false;
+}
+
 static bool cntlr_dfs_get_cac_data(struct netif_radio *radio, struct cac_data *cac_data)
 {
 	struct opclass_entry *entry;
@@ -239,6 +254,11 @@ void cntlr_dfs_radio_cleanup(struct node *node, struct netif_radio *radio)
 	struct cac_data cac_data = {};
 
 	dbg("dfs radio preCAC cleanup " MACFMT "\n", MAC2STR(radio->macaddr));
+	if (!cntrlr_radio_is_ap_iface(radio)) {
+		dbg("dfs radio preCAC no AP ifaces, skip radio\n");
+		return;
+	}
+
 	if (!cntlr_dfs_get_cac_data(radio, &cac_data)) {
 		dbg("dfs radio preCAC cleanup no channels left\n");
 		return;