diff options
Diffstat (limited to 'include/net/ip6_tunnel.h')
| -rw-r--r-- | include/net/ip6_tunnel.h | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/include/net/ip6_tunnel.h b/include/net/ip6_tunnel.h index 69b4bcf880c9..120db2865811 100644 --- a/include/net/ip6_tunnel.h +++ b/include/net/ip6_tunnel.h @@ -30,8 +30,8 @@ struct __ip6_tnl_parm { struct in6_addr laddr; /* local tunnel end-point address */ struct in6_addr raddr; /* remote tunnel end-point address */ - __be16 i_flags; - __be16 o_flags; + IP_TUNNEL_DECLARE_FLAGS(i_flags); + IP_TUNNEL_DECLARE_FLAGS(o_flags); __be32 i_key; __be32 o_key; @@ -46,6 +46,7 @@ struct __ip6_tnl_parm { struct ip6_tnl { struct ip6_tnl __rcu *next; /* next tunnel in list */ struct net_device *dev; /* virtual device associated with tunnel */ + netdevice_tracker dev_tracker; struct net *net; /* netns for packet i/o */ struct __ip6_tnl_parm parms; /* tunnel configuration parameters */ struct flowi fl; /* flowi template for xmit */ @@ -57,7 +58,7 @@ struct ip6_tnl { /* These fields used only by GRE */ __u32 i_seqno; /* The last seen seqno */ - __u32 o_seqno; /* The last output seqno */ + atomic_t o_seqno; /* The last output seqno */ int hlen; /* tun_hlen + encap_hlen */ int tun_hlen; /* Precalculated header length */ int encap_hlen; /* Encap header length (FOU,GUE) */ @@ -151,16 +152,20 @@ int ip6_tnl_get_iflink(const struct net_device *dev); int ip6_tnl_change_mtu(struct net_device *dev, int new_mtu); static inline void ip6tunnel_xmit(struct sock *sk, struct sk_buff *skb, - struct net_device *dev) + struct net_device *dev, u16 ip6cb_flags) { int pkt_len, err; memset(skb->cb, 0, sizeof(struct inet6_skb_parm)); + IP6CB(skb)->flags = ip6cb_flags; pkt_len = skb->len - skb_inner_network_offset(skb); - err = ip6_local_out(dev_net(skb_dst(skb)->dev), sk, skb); - if (unlikely(net_xmit_eval(err))) - pkt_len = -1; - iptunnel_xmit_stats(dev, pkt_len); + err = ip6_local_out(skb_dst_dev_net(skb), sk, skb); + + if (dev) { + if (unlikely(net_xmit_eval(err))) + pkt_len = -1; + iptunnel_xmit_stats(dev, pkt_len); + } } #endif #endif |