diff options
author | Xin Long <lucien.xin@gmail.com> | 2019-12-13 11:53:08 +0300 |
---|---|---|
committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2019-12-18 00:58:27 +0300 |
commit | 73239bd9707ab2f3b7621e50468c14410cf4e2c2 (patch) | |
tree | 81f98166eefefdc04adac774030d77ec34c2e37b /net/netfilter | |
parent | 2149f36dbd44f2d6bf5357e5d096205b92cd854a (diff) | |
download | linux-73239bd9707ab2f3b7621e50468c14410cf4e2c2.tar.xz |
netfilter: nft_tunnel: also dump OPTS_ERSPAN/VXLAN
This patch is to add the nest attr OPTS_ERSPAN/VXLAN when dumping
KEY_OPTS, and it would be helpful when parsing in userpace. Also,
this is needed for supporting multiple geneve opts in the future
patches.
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Reviewed-by: Simon Horman <simon.horman@netronome.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter')
-rw-r--r-- | net/netfilter/nft_tunnel.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/net/netfilter/nft_tunnel.c b/net/netfilter/nft_tunnel.c index b3a9b10ff43d..eb1740236526 100644 --- a/net/netfilter/nft_tunnel.c +++ b/net/netfilter/nft_tunnel.c @@ -468,17 +468,24 @@ static int nft_tunnel_opts_dump(struct sk_buff *skb, struct nft_tunnel_obj *priv) { struct nft_tunnel_opts *opts = &priv->opts; - struct nlattr *nest; + struct nlattr *nest, *inner; nest = nla_nest_start_noflag(skb, NFTA_TUNNEL_KEY_OPTS); if (!nest) return -1; if (opts->flags & TUNNEL_VXLAN_OPT) { + inner = nla_nest_start_noflag(skb, NFTA_TUNNEL_KEY_OPTS_VXLAN); + if (!inner) + return -1; if (nla_put_be32(skb, NFTA_TUNNEL_KEY_VXLAN_GBP, htonl(opts->u.vxlan.gbp))) return -1; + nla_nest_end(skb, inner); } else if (opts->flags & TUNNEL_ERSPAN_OPT) { + inner = nla_nest_start_noflag(skb, NFTA_TUNNEL_KEY_OPTS_ERSPAN); + if (!inner) + return -1; if (nla_put_be32(skb, NFTA_TUNNEL_KEY_ERSPAN_VERSION, htonl(opts->u.erspan.version))) return -1; @@ -496,6 +503,7 @@ static int nft_tunnel_opts_dump(struct sk_buff *skb, return -1; break; } + nla_nest_end(skb, inner); } nla_nest_end(skb, nest); |