Make sure that do_port_input() always puts a MAC header on packets.

Prompted by persistent oopses on packets received by e1000e, in which
skb_mac_header() for the packet always returned null.

diff --git a/datapath/datapath.c b/datapath/datapath.c
index b7cd623..d27a9bc 100644 (file)
--- a/datapath/datapath.c
+++ b/datapath/datapath.c
@@ -465,6 +465,7 @@ do_port_input(struct net_bridge_port *p, struct sk_buff *skb)
 
        /* Push the Ethernet header back on. */
        skb_push(skb, ETH_HLEN);
+       skb_reset_mac_header(skb);
        fwd_port_input(p->dp->chain, skb, p);
 }