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path: root/drivers/net/vxlan
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Diffstat (limited to 'drivers/net/vxlan')
-rw-r--r--drivers/net/vxlan/vxlan_core.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c
index 49779ba3c4..ba59e92ab9 100644
--- a/drivers/net/vxlan/vxlan_core.c
+++ b/drivers/net/vxlan/vxlan_core.c
@@ -1588,7 +1588,8 @@ static void vxlan_parse_gbp_hdr(struct vxlanhdr *unparsed,
tun_dst = (struct metadata_dst *)skb_dst(skb);
if (tun_dst) {
- tun_dst->u.tun_info.key.tun_flags |= TUNNEL_VXLAN_OPT;
+ __set_bit(IP_TUNNEL_VXLAN_OPT_BIT,
+ tun_dst->u.tun_info.key.tun_flags);
tun_dst->u.tun_info.options_len = sizeof(*md);
}
if (gbp->dont_learn)
@@ -1721,9 +1722,11 @@ static int vxlan_rcv(struct sock *sk, struct sk_buff *skb)
goto drop;
if (vxlan_collect_metadata(vs)) {
+ IP_TUNNEL_DECLARE_FLAGS(flags) = { };
struct metadata_dst *tun_dst;
- tun_dst = udp_tun_rx_dst(skb, vxlan_get_sk_family(vs), TUNNEL_KEY,
+ __set_bit(IP_TUNNEL_KEY_BIT, flags);
+ tun_dst = udp_tun_rx_dst(skb, vxlan_get_sk_family(vs), flags,
key32_to_tunnel_id(vni), sizeof(*md));
if (!tun_dst)
@@ -2433,14 +2436,14 @@ void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev,
vni = tunnel_id_to_key32(info->key.tun_id);
ifindex = 0;
dst_cache = &info->dst_cache;
- if (info->key.tun_flags & TUNNEL_VXLAN_OPT) {
+ if (test_bit(IP_TUNNEL_VXLAN_OPT_BIT, info->key.tun_flags)) {
if (info->options_len < sizeof(*md))
goto drop;
md = ip_tunnel_info_opts(info);
}
ttl = info->key.ttl;
tos = info->key.tos;
- udp_sum = !!(info->key.tun_flags & TUNNEL_CSUM);
+ udp_sum = test_bit(IP_TUNNEL_CSUM_BIT, info->key.tun_flags);
}
src_port = udp_flow_src_port(dev_net(dev), skb, vxlan->cfg.port_min,
vxlan->cfg.port_max, true);
@@ -2481,7 +2484,8 @@ void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev,
old_iph->frag_off & htons(IP_DF)))
df = htons(IP_DF);
}
- } else if (info->key.tun_flags & TUNNEL_DONT_FRAGMENT) {
+ } else if (test_bit(IP_TUNNEL_DONT_FRAGMENT_BIT,
+ info->key.tun_flags)) {
df = htons(IP_DF);
}
@@ -3184,7 +3188,7 @@ static int vxlan_change_mtu(struct net_device *dev, int new_mtu)
return -EINVAL;
}
- dev->mtu = new_mtu;
+ WRITE_ONCE(dev->mtu, new_mtu);
return 0;
}
@@ -4572,7 +4576,7 @@ static struct net *vxlan_get_link_net(const struct net_device *dev)
{
struct vxlan_dev *vxlan = netdev_priv(dev);
- return vxlan->net;
+ return READ_ONCE(vxlan->net);
}
static struct rtnl_link_ops vxlan_link_ops __read_mostly = {