openwrtv4/target/linux/generic/patches-4.3/640-bridge_no_eap_forward.patch
Hauke Mehrtens b5842aed82 kernel: generic: add kernel 4.3
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

SVN-Revision: 47182
2015-10-11 19:08:08 +00:00

23 lines
770 B
Diff

From: Felix Fietkau <nbd@openwrt.org>
Subject: [PATCH] bridge: no EAP forward
When bridging, do not forward EAP frames to other ports, only deliver
them locally.
Fixes WPA authentication issues with multiples APs that are connected to
each other via bridges.
---
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -162,7 +162,11 @@ int br_handle_frame_finish(struct sock *
if (IS_ENABLED(CONFIG_INET) && skb->protocol == htons(ETH_P_ARP))
br_do_proxy_arp(skb, br, vid, p);
- if (is_broadcast_ether_addr(dest)) {
+ if (skb->protocol == htons(ETH_P_PAE)) {
+ skb2 = skb;
+ /* Do not forward 802.1x/EAP frames */
+ skb = NULL;
+ } else if (is_broadcast_ether_addr(dest)) {
skb2 = skb;
unicast = false;
} else if (is_multicast_ether_addr(dest)) {