diff options
Diffstat (limited to 'net/ipv4/ip_tunnel_core.c')
| -rw-r--r-- | net/ipv4/ip_tunnel_core.c | 45 |
1 files changed, 22 insertions, 23 deletions
diff --git a/net/ipv4/ip_tunnel_core.c b/net/ipv4/ip_tunnel_core.c index 02dd990af542..9118b0e640ba 100644 --- a/net/ipv4/ip_tunnel_core.c +++ b/net/ipv4/ip_tunnel_core.c @@ -86,15 +86,15 @@ void iptunnel_xmit(struct sock *sk, struct rtable *rt, struct sk_buff *skb, } EXPORT_SYMBOL_GPL(iptunnel_xmit); -int iptunnel_pull_header(struct sk_buff *skb, int hdr_len, __be16 inner_proto, - bool xnet) +int __iptunnel_pull_header(struct sk_buff *skb, int hdr_len, + __be16 inner_proto, bool raw_proto, bool xnet) { if (unlikely(!pskb_may_pull(skb, hdr_len))) return -ENOMEM; skb_pull_rcsum(skb, hdr_len); - if (inner_proto == htons(ETH_P_TEB)) { + if (!raw_proto && inner_proto == htons(ETH_P_TEB)) { struct ethhdr *eh; if (unlikely(!pskb_may_pull(skb, ETH_HLEN))) @@ -117,7 +117,7 @@ int iptunnel_pull_header(struct sk_buff *skb, int hdr_len, __be16 inner_proto, return iptunnel_pull_offloads(skb); } -EXPORT_SYMBOL_GPL(iptunnel_pull_header); +EXPORT_SYMBOL_GPL(__iptunnel_pull_header); struct metadata_dst *iptunnel_metadata_reply(struct metadata_dst *md, gfp_t flags) @@ -146,8 +146,8 @@ struct metadata_dst *iptunnel_metadata_reply(struct metadata_dst *md, } EXPORT_SYMBOL_GPL(iptunnel_metadata_reply); -struct sk_buff *iptunnel_handle_offloads(struct sk_buff *skb, - int gso_type_mask) +int iptunnel_handle_offloads(struct sk_buff *skb, + int gso_type_mask) { int err; @@ -157,11 +157,11 @@ struct sk_buff *iptunnel_handle_offloads(struct sk_buff *skb, } if (skb_is_gso(skb)) { - err = skb_unclone(skb, GFP_ATOMIC); + err = skb_header_unclone(skb, GFP_ATOMIC); if (unlikely(err)) - goto error; + return err; skb_shinfo(skb)->gso_type |= gso_type_mask; - return skb; + return 0; } if (skb->ip_summed != CHECKSUM_PARTIAL) { @@ -174,10 +174,7 @@ struct sk_buff *iptunnel_handle_offloads(struct sk_buff *skb, skb->encapsulation = 0; } - return skb; -error: - kfree_skb(skb); - return ERR_PTR(err); + return 0; } EXPORT_SYMBOL_GPL(iptunnel_handle_offloads); @@ -247,10 +244,10 @@ static int ip_tun_build_state(struct net_device *dev, struct nlattr *attr, tun_info->key.tun_id = nla_get_be64(tb[LWTUNNEL_IP_ID]); if (tb[LWTUNNEL_IP_DST]) - tun_info->key.u.ipv4.dst = nla_get_be32(tb[LWTUNNEL_IP_DST]); + tun_info->key.u.ipv4.dst = nla_get_in_addr(tb[LWTUNNEL_IP_DST]); if (tb[LWTUNNEL_IP_SRC]) - tun_info->key.u.ipv4.src = nla_get_be32(tb[LWTUNNEL_IP_SRC]); + tun_info->key.u.ipv4.src = nla_get_in_addr(tb[LWTUNNEL_IP_SRC]); if (tb[LWTUNNEL_IP_TTL]) tun_info->key.ttl = nla_get_u8(tb[LWTUNNEL_IP_TTL]); @@ -274,9 +271,10 @@ static int ip_tun_fill_encap_info(struct sk_buff *skb, { struct ip_tunnel_info *tun_info = lwt_tun_info(lwtstate); - if (nla_put_be64(skb, LWTUNNEL_IP_ID, tun_info->key.tun_id) || - nla_put_be32(skb, LWTUNNEL_IP_DST, tun_info->key.u.ipv4.dst) || - nla_put_be32(skb, LWTUNNEL_IP_SRC, tun_info->key.u.ipv4.src) || + if (nla_put_be64(skb, LWTUNNEL_IP_ID, tun_info->key.tun_id, + LWTUNNEL_IP_PAD) || + nla_put_in_addr(skb, LWTUNNEL_IP_DST, tun_info->key.u.ipv4.dst) || + nla_put_in_addr(skb, LWTUNNEL_IP_SRC, tun_info->key.u.ipv4.src) || nla_put_u8(skb, LWTUNNEL_IP_TOS, tun_info->key.tos) || nla_put_u8(skb, LWTUNNEL_IP_TTL, tun_info->key.ttl) || nla_put_be16(skb, LWTUNNEL_IP_FLAGS, tun_info->key.tun_flags)) @@ -287,7 +285,7 @@ static int ip_tun_fill_encap_info(struct sk_buff *skb, static int ip_tun_encap_nlsize(struct lwtunnel_state *lwtstate) { - return nla_total_size(8) /* LWTUNNEL_IP_ID */ + return nla_total_size_64bit(8) /* LWTUNNEL_IP_ID */ + nla_total_size(4) /* LWTUNNEL_IP_DST */ + nla_total_size(4) /* LWTUNNEL_IP_SRC */ + nla_total_size(1) /* LWTUNNEL_IP_TOS */ @@ -369,11 +367,12 @@ static int ip6_tun_fill_encap_info(struct sk_buff *skb, { struct ip_tunnel_info *tun_info = lwt_tun_info(lwtstate); - if (nla_put_be64(skb, LWTUNNEL_IP6_ID, tun_info->key.tun_id) || + if (nla_put_be64(skb, LWTUNNEL_IP6_ID, tun_info->key.tun_id, + LWTUNNEL_IP6_PAD) || nla_put_in6_addr(skb, LWTUNNEL_IP6_DST, &tun_info->key.u.ipv6.dst) || nla_put_in6_addr(skb, LWTUNNEL_IP6_SRC, &tun_info->key.u.ipv6.src) || - nla_put_u8(skb, LWTUNNEL_IP6_HOPLIMIT, tun_info->key.tos) || - nla_put_u8(skb, LWTUNNEL_IP6_TC, tun_info->key.ttl) || + nla_put_u8(skb, LWTUNNEL_IP6_TC, tun_info->key.tos) || + nla_put_u8(skb, LWTUNNEL_IP6_HOPLIMIT, tun_info->key.ttl) || nla_put_be16(skb, LWTUNNEL_IP6_FLAGS, tun_info->key.tun_flags)) return -ENOMEM; @@ -382,7 +381,7 @@ static int ip6_tun_fill_encap_info(struct sk_buff *skb, static int ip6_tun_encap_nlsize(struct lwtunnel_state *lwtstate) { - return nla_total_size(8) /* LWTUNNEL_IP6_ID */ + return nla_total_size_64bit(8) /* LWTUNNEL_IP6_ID */ + nla_total_size(16) /* LWTUNNEL_IP6_DST */ + nla_total_size(16) /* LWTUNNEL_IP6_SRC */ + nla_total_size(1) /* LWTUNNEL_IP6_HOPLIMIT */ |