bridge: handle process all link-local frames (43aa1920) · Commits · 戴 / test

Any frame addressed to link-local addresses should be processed by local receive path. The earlier code would process them only if STP was enabled. Since there are other frames like LACP for bonding, we should always process them. Signed-off-by:

Stephen Hemminger <shemminger@vyatta.com> Signed-off-by:

David S. Miller <davem@davemloft.net>

net/bridge/br_input.c

+5 −8

Original line number	Diff line number	Diff line
		@@ -134,14 +134,11 @@ struct sk_buff br_handle_frame(struct net_bridge_port p, struct sk_buff *skb)
		if (skb->protocol == htons(ETH_P_PAUSE))
		goto drop;

		/* Process STP BPDU's through normal netif_receive_skb() path */
		if (p->br->stp_enabled != BR_NO_STP) {
		if (NF_HOOK(PF_BRIDGE, NF_BR_LOCAL_IN, skb, skb->dev,
		NULL, br_handle_local_finish))
		return NULL;
		return NULL; /* frame consumed by filter */
		else
		return skb;
		}
		return skb; /* continue processing */
		}

		switch (p->state) {

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