[PATCH RFC WIP 2/5] net: bridge: Skip receive handler on brX interface
From: Andrew Lunn <andrew@lunn.ch>
Date: 2017-08-26 20:58:31
Also in:
bridge
Subsystem:
ethernet bridge, networking [general], the rest · Maintainers:
Nikolay Aleksandrov, Ido Schimmel, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
The brX interface will soon become a member of the bridge. As such, it will get a receiver handler assigned. However, we don't want to handle packets received on this soft interfaces. So detect the condition and say all the packets pass. --- net/bridge/br_input.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c
index 7637f58c1226..38c2a41968f2 100644
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c@@ -267,6 +267,10 @@ rx_handler_result_t br_handle_frame(struct sk_buff **pskb) return RX_HANDLER_CONSUMED; p = br_port_get_rcu(skb->dev); + + if (p->dev == p->br->dev) + return RX_HANDLER_PASS; + if (p->flags & BR_VLAN_TUNNEL) { if (br_handle_ingress_vlan_tunnel(skb, p, nbp_vlan_group_rcu(p)))
--
2.14.1