diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 928a0b84469de0..ba724576764e33 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -3186,6 +3186,9 @@ int ndo_dflt_fdb_dump(struct sk_buff *skb,
 {
 	int err;
 
+	if (dev->type != ARPHRD_ETHER)
+		return -EINVAL;
+
 	netif_addr_lock_bh(dev);
 	err = nlmsg_populate_fdb(skb, cb, dev, idx, &dev->uc);
 	if (err)