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Diffstat (limited to 'net/mpls')
-rw-r--r--net/mpls/mpls_iptunnel.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/net/mpls/mpls_iptunnel.c b/net/mpls/mpls_iptunnel.c
index dda8930f20e7..f3a8557494d6 100644
--- a/net/mpls/mpls_iptunnel.c
+++ b/net/mpls/mpls_iptunnel.c
@@ -140,9 +140,15 @@ static int mpls_xmit(struct sk_buff *skb)
if (rt)
err = neigh_xmit(NEIGH_ARP_TABLE, out_dev, &rt->rt_gateway,
skb);
- else if (rt6)
- err = neigh_xmit(NEIGH_ND_TABLE, out_dev, &rt6->rt6i_gateway,
- skb);
+ else if (rt6) {
+ if (ipv6_addr_v4mapped(&rt6->rt6i_gateway)) {
+ /* 6PE (RFC 4798) */
+ err = neigh_xmit(NEIGH_ARP_TABLE, out_dev, &rt6->rt6i_gateway.s6_addr32[3],
+ skb);
+ } else
+ err = neigh_xmit(NEIGH_ND_TABLE, out_dev, &rt6->rt6i_gateway,
+ skb);
+ }
if (err)
net_dbg_ratelimited("%s: packet transmission failed: %d\n",
__func__, err);