From 50aa78eaed31693c76f75171ba090930dc9e40d1 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Wed, 11 Aug 2010 11:12:12 +0200
Subject: [PATCH] Do not forward ARP responses to the interface that they came
 from

---
 main.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/main.c b/main.c
index a29be2c..8689f32 100644
--- a/main.c
+++ b/main.c
@@ -426,6 +426,9 @@ static void recv_arp_reply(struct relayd_interface *rif, struct arp_packet *pkt)
 	if (!host)
 		return;
 
+	if (host->rif == rif)
+		return;
+
 	send_arp_reply(host->rif, pkt->arp.arp_spa, host->lladdr, host->ipaddr);
 }
 
-- 
2.30.2