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vxlan: Correctly set flow*i_mark and flow4i_proto in route lookups 

VXLAN must provide the skb mark and specifiy IPPROTO_UDP when doing
the FIB lookup for the remote ip. Otherwise an invalid route might
be returned.

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Thomas Graf 2015-05-05 15:09:21 +02:00 committed by David S. Miller
parent b0d081c524
commit 239fb791d4
1 changed files with 3 additions and 0 deletions
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3
drivers/net/vxlan.c
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@ -1921,6 +1921,8 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev,
memset(&fl4, 0, sizeof(fl4));
fl4.flowi4_oif = rdst->remote_ifindex;
fl4.flowi4_tos = RT_TOS(tos);
fl4.flowi4_mark = skb->mark;
fl4.flowi4_proto = IPPROTO_UDP;
fl4.daddr = dst->sin.sin_addr.s_addr;
fl4.saddr = vxlan->saddr.sin.sin_addr.s_addr;
@ -1981,6 +1983,7 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev,
fl6.flowi6_oif = rdst->remote_ifindex;
fl6.daddr = dst->sin6.sin6_addr;
fl6.saddr = vxlan->saddr.sin6.sin6_addr;
fl6.flowi6_mark = skb->mark;
fl6.flowi6_proto = IPPROTO_UDP;
if (ipv6_stub->ipv6_dst_lookup(sk, &ndst, &fl6)) {