vxlan: get rid of redundant vxlan_dev.flags

There is no good reason to keep the flags twice in vxlan_dev and
vxlan_config.
Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/vxlan.h

@@ -232,7 +232,6 @@ struct vxlan_dev {
 	struct net_device *dev;
 	struct net	  *net;		/* netns for packet i/o */
 	struct vxlan_rdst default_dst;	/* default destination */
-	u32		  flags;	/* VXLAN_F_* in vxlan.h */
 
 	struct timer_list age_timer;
 	spinlock_t	  hash_lock;

net/openvswitch/vport-vxlan.c

@@ -40,14 +40,14 @@ static int vxlan_get_options(const struct vport *vport, struct sk_buff *skb)
 	if (nla_put_u16(skb, OVS_TUNNEL_ATTR_DST_PORT, ntohs(dst_port)))
 		return -EMSGSIZE;
 
-	if (vxlan->flags & VXLAN_F_GBP) {
+	if (vxlan->cfg.flags & VXLAN_F_GBP) {
 		struct nlattr *exts;
 
 		exts = nla_nest_start(skb, OVS_TUNNEL_ATTR_EXTENSION);
 		if (!exts)
 			return -EMSGSIZE;
 
-		if (vxlan->flags & VXLAN_F_GBP &&
+		if (vxlan->cfg.flags & VXLAN_F_GBP &&
 		    nla_put_flag(skb, OVS_VXLAN_EXT_GBP))
 			return -EMSGSIZE;