diff --git a/net/mac802154/iface.c b/net/mac802154/iface.c
index f30788d..b544b5d 100644
--- a/net/mac802154/iface.c
+++ b/net/mac802154/iface.c
@@ -62,6 +62,9 @@
 		(struct sockaddr_ieee802154 *)&ifr->ifr_addr;
 	int err = -ENOIOCTLCMD;
 
+	if (cmd != SIOCGIFADDR && cmd != SIOCSIFADDR)
+		return err;
+
 	rtnl_lock();
 
 	switch (cmd) {