Add support for LISP tunneling

[sliver-openvswitch.git] / datapath / vport-vxlan.c

diff --git a/datapath/vport-vxlan.c b/datapath/vport-vxlan.c
index 413452e..388d9fb 100644 (file)
--- a/datapath/vport-vxlan.c
+++ b/datapath/vport-vxlan.c
@@ -90,21 +90,6 @@ static inline struct vxlanhdr *vxlan_hdr(const struct sk_buff *skb)
        return (struct vxlanhdr *)(udp_hdr(skb) + 1);
 }
 
-/* Compute source port for outgoing packet.
- * Currently we use the flow hash.
- */
-static u16 get_src_port(struct sk_buff *skb)
-{
-       int low;
-       int high;
-       unsigned int range;
-       u32 hash = OVS_CB(skb)->flow->hash;
-
-        inet_get_local_port_range(&low, &high);
-        range = (high - low) + 1;
-       return (((u64) hash * range) >> 32) + low;
-}
-
 static struct sk_buff *vxlan_build_header(const struct vport *vport,
                                          const struct tnl_mutable_config *mutable,
                                          struct dst_entry *dst,
@@ -120,7 +105,7 @@ static struct sk_buff *vxlan_build_header(const struct vport *vport,
        tnl_get_param(mutable, tun_key, &flags, &out_key);
 
        udph->dest = mutable->dst_port;
-       udph->source = htons(get_src_port(skb));
+       udph->source = htons(ovs_tnl_get_src_port(skb));
        udph->check = 0;
        udph->len = htons(skb->len - skb_transport_offset(skb));