--- /dev/null
+--- a/src/ap/ap_drv_ops.c
++++ b/src/ap/ap_drv_ops.c
+@@ -850,7 +850,8 @@ int hostapd_start_dfs_cac(struct hostapd
+ int hostapd_drv_set_qos_map(struct hostapd_data *hapd,
+ const u8 *qos_map_set, u8 qos_map_set_len)
+ {
+- if (!hapd->driver || !hapd->driver->set_qos_map || !hapd->drv_priv)
++ if (!hapd->driver || !hapd->driver->set_qos_map || !hapd->drv_priv ||
++ !(hapd->iface->drv_flags & WPA_DRIVER_FLAGS_QOS_MAPPING))
+ return 0;
+ return hapd->driver->set_qos_map(hapd->drv_priv, qos_map_set,
+ qos_map_set_len);