From 2000a24ff68734d572bf32111d024dd2864e69c5 Mon Sep 17 00:00:00 2001
From: Marcel Holtmann <marcel@holtmann.org>
Date: Tue, 16 Oct 2018 15:12:53 +0200
Subject: [PATCH] wired: Check that packets are either unicast or multicast

---
 wired/ethdev.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/wired/ethdev.c b/wired/ethdev.c
index 25664d94..c09e9bcf 100644
--- a/wired/ethdev.c
+++ b/wired/ethdev.c
@@ -266,6 +266,10 @@ static bool pae_read(struct l_io *io, void *user_data)
 	if (ntohs(sll.sll_protocol) != ETH_P_PAE)
 		return true;
 
+	if (sll.sll_pkttype != PACKET_HOST &&
+					sll.sll_pkttype != PACKET_MULTICAST)
+		return true;
+
 	dev = ethdev_lookup(sll.sll_ifindex);
 	if (!dev)
 		return true;