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openvswitch: Only set TUNNEL_VXLAN_OPT if VXLAN-GBP metadata is set 

This avoids setting TUNNEL_VXLAN_OPT for VXLAN frames which don't
have any GBP metadata set. It is not invalid to set it but unnecessary.

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Acked-by: Pravin B Shelar <pshelar@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Thomas Graf 2015-02-09 16:56:37 +01:00 committed by David S. Miller
parent 60cd0854de
commit fd3137cd33
1 changed files with 1 additions and 1 deletions
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2
net/openvswitch/vport-vxlan.c
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@ -76,7 +76,7 @@ static void vxlan_rcv(struct vxlan_sock *vs, struct sk_buff *skb,
flags = TUNNEL_KEY | (udp_hdr(skb)->check != 0 ? TUNNEL_CSUM : 0);
vxlan_port = vxlan_vport(vport);
if (vxlan_port->exts & VXLAN_F_GBP)
if (vxlan_port->exts & VXLAN_F_GBP && md->gbp)
flags |= TUNNEL_VXLAN_OPT;
/* Save outer tunnel values */