diff options
Diffstat (limited to 'drivers/net/geneve.c')
| -rw-r--r-- | drivers/net/geneve.c | 32 |
1 files changed, 14 insertions, 18 deletions
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c index da3259ce7c8d..8f5c02eed47d 100644 --- a/drivers/net/geneve.c +++ b/drivers/net/geneve.c @@ -126,6 +126,8 @@ static void geneve_rx(struct geneve_sock *gs, struct sk_buff *skb) __be32 addr; int err; + iph = ip_hdr(skb); /* outer IP header... */ + if (gs->collect_md) { static u8 zero_vni[3]; @@ -133,7 +135,6 @@ static void geneve_rx(struct geneve_sock *gs, struct sk_buff *skb) addr = 0; } else { vni = gnvh->vni; - iph = ip_hdr(skb); /* Still outer IP header... */ addr = iph->saddr; } @@ -178,7 +179,6 @@ static void geneve_rx(struct geneve_sock *gs, struct sk_buff *skb) skb_reset_network_header(skb); - iph = ip_hdr(skb); /* Now inner IP header... */ err = IP_ECN_decapsulate(iph, skb); if (unlikely(err)) { @@ -626,6 +626,7 @@ static netdev_tx_t geneve_xmit(struct sk_buff *skb, struct net_device *dev) struct geneve_sock *gs = geneve->sock; struct ip_tunnel_info *info = NULL; struct rtable *rt = NULL; + const struct iphdr *iip; /* interior IP header */ struct flowi4 fl4; __u8 tos, ttl; __be16 sport; @@ -653,6 +654,8 @@ static netdev_tx_t geneve_xmit(struct sk_buff *skb, struct net_device *dev) sport = udp_flow_src_port(geneve->net, skb, 1, USHRT_MAX, true); skb_reset_mac_header(skb); + iip = ip_hdr(skb); + if (info) { const struct ip_tunnel_key *key = &info->key; u8 *opts = NULL; @@ -668,19 +671,16 @@ static netdev_tx_t geneve_xmit(struct sk_buff *skb, struct net_device *dev) if (unlikely(err)) goto err; - tos = key->tos; + tos = ip_tunnel_ecn_encap(key->tos, iip, skb); ttl = key->ttl; df = key->tun_flags & TUNNEL_DONT_FRAGMENT ? htons(IP_DF) : 0; } else { - const struct iphdr *iip; /* interior IP header */ - udp_csum = false; err = geneve_build_skb(rt, skb, 0, geneve->vni, 0, NULL, udp_csum); if (unlikely(err)) goto err; - iip = ip_hdr(skb); tos = ip_tunnel_ecn_encap(fl4.flowi4_tos, iip, skb); ttl = geneve->ttl; if (!ttl && IN_MULTICAST(ntohl(fl4.daddr))) @@ -748,12 +748,8 @@ static void geneve_setup(struct net_device *dev) dev->features |= NETIF_F_RXCSUM; dev->features |= NETIF_F_GSO_SOFTWARE; - dev->vlan_features = dev->features; - dev->features |= NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX; - dev->hw_features |= NETIF_F_SG | NETIF_F_HW_CSUM | NETIF_F_RXCSUM; dev->hw_features |= NETIF_F_GSO_SOFTWARE; - dev->hw_features |= NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX; netif_keep_dst(dev); dev->priv_flags |= IFF_LIVE_ADDR_CHANGE | IFF_NO_QUEUE; @@ -819,7 +815,7 @@ static struct geneve_dev *geneve_find_dev(struct geneve_net *gn, static int geneve_configure(struct net *net, struct net_device *dev, __be32 rem_addr, __u32 vni, __u8 ttl, __u8 tos, - __u16 dst_port, bool metadata) + __be16 dst_port, bool metadata) { struct geneve_net *gn = net_generic(net, geneve_net_id); struct geneve_dev *t, *geneve = netdev_priv(dev); @@ -844,10 +840,10 @@ static int geneve_configure(struct net *net, struct net_device *dev, geneve->ttl = ttl; geneve->tos = tos; - geneve->dst_port = htons(dst_port); + geneve->dst_port = dst_port; geneve->collect_md = metadata; - t = geneve_find_dev(gn, htons(dst_port), rem_addr, geneve->vni, + t = geneve_find_dev(gn, dst_port, rem_addr, geneve->vni, &tun_on_same_port, &tun_collect_md); if (t) return -EBUSY; @@ -871,7 +867,7 @@ static int geneve_configure(struct net *net, struct net_device *dev, static int geneve_newlink(struct net *net, struct net_device *dev, struct nlattr *tb[], struct nlattr *data[]) { - __u16 dst_port = GENEVE_UDP_PORT; + __be16 dst_port = htons(GENEVE_UDP_PORT); __u8 ttl = 0, tos = 0; bool metadata = false; __be32 rem_addr; @@ -890,7 +886,7 @@ static int geneve_newlink(struct net *net, struct net_device *dev, tos = nla_get_u8(data[IFLA_GENEVE_TOS]); if (data[IFLA_GENEVE_PORT]) - dst_port = nla_get_u16(data[IFLA_GENEVE_PORT]); + dst_port = nla_get_be16(data[IFLA_GENEVE_PORT]); if (data[IFLA_GENEVE_COLLECT_METADATA]) metadata = true; @@ -913,7 +909,7 @@ static size_t geneve_get_size(const struct net_device *dev) nla_total_size(sizeof(struct in_addr)) + /* IFLA_GENEVE_REMOTE */ nla_total_size(sizeof(__u8)) + /* IFLA_GENEVE_TTL */ nla_total_size(sizeof(__u8)) + /* IFLA_GENEVE_TOS */ - nla_total_size(sizeof(__u16)) + /* IFLA_GENEVE_PORT */ + nla_total_size(sizeof(__be16)) + /* IFLA_GENEVE_PORT */ nla_total_size(0) + /* IFLA_GENEVE_COLLECT_METADATA */ 0; } @@ -935,7 +931,7 @@ static int geneve_fill_info(struct sk_buff *skb, const struct net_device *dev) nla_put_u8(skb, IFLA_GENEVE_TOS, geneve->tos)) goto nla_put_failure; - if (nla_put_u16(skb, IFLA_GENEVE_PORT, ntohs(geneve->dst_port))) + if (nla_put_be16(skb, IFLA_GENEVE_PORT, geneve->dst_port)) goto nla_put_failure; if (geneve->collect_md) { @@ -975,7 +971,7 @@ struct net_device *geneve_dev_create_fb(struct net *net, const char *name, if (IS_ERR(dev)) return dev; - err = geneve_configure(net, dev, 0, 0, 0, 0, dst_port, true); + err = geneve_configure(net, dev, 0, 0, 0, 0, htons(dst_port), true); if (err) { free_netdev(dev); return ERR_PTR(err); |