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nerves_system_linkit linux-4.4 openwrt_generic 641-bridge_always_accept_eap.patch
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linux-4.4/openwrt_generic/641-bridge_always_accept_eap.patch 

From: Felix Fietkau <nbd@nbd.name>

Subject: [PATCH] bridge: always accept EAP



Allow EAP frames to pass through bridges even in learning state. Fixes

issues with WDS.

---

--- a/net/bridge/br_input.c

+++ b/net/bridge/br_input.c

@@ -152,7 +152,7 @@ int br_handle_frame_finish(struct net *n

 	    br_multicast_rcv(br, p, skb, vid))

 		goto drop;

 

-	if (p->state == BR_STATE_LEARNING)

+	if ((p->state == BR_STATE_LEARNING) && skb->protocol != htons(ETH_P_PAE))

 		goto drop;

 

 	BR_INPUT_SKB_CB(skb)->brdev = br->dev;