diff options
Diffstat (limited to 'net/netfilter/nft_synproxy.c')
| -rw-r--r-- | net/netfilter/nft_synproxy.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/net/netfilter/nft_synproxy.c b/net/netfilter/nft_synproxy.c index e2c1fc608841..6cf9a04fbfe2 100644 --- a/net/netfilter/nft_synproxy.c +++ b/net/netfilter/nft_synproxy.c @@ -109,7 +109,7 @@ static void nft_synproxy_do_eval(const struct nft_synproxy *priv, { struct synproxy_options opts = {}; struct sk_buff *skb = pkt->skb; - int thoff = pkt->xt.thoff; + int thoff = nft_thoff(pkt); const struct tcphdr *tcp; struct tcphdr _tcph; @@ -123,7 +123,7 @@ static void nft_synproxy_do_eval(const struct nft_synproxy *priv, return; } - tcp = skb_header_pointer(skb, pkt->xt.thoff, + tcp = skb_header_pointer(skb, thoff, sizeof(struct tcphdr), &_tcph); if (!tcp) { @@ -191,8 +191,10 @@ static int nft_synproxy_do_init(const struct nft_ctx *ctx, if (err) goto nf_ct_failure; err = nf_synproxy_ipv6_init(snet, ctx->net); - if (err) + if (err) { + nf_synproxy_ipv4_fini(snet, ctx->net); goto nf_ct_failure; + } break; } @@ -286,6 +288,7 @@ static const struct nft_expr_ops nft_synproxy_ops = { .dump = nft_synproxy_dump, .type = &nft_synproxy_type, .validate = nft_synproxy_validate, + .reduce = NFT_REDUCE_READONLY, }; static struct nft_expr_type nft_synproxy_type __read_mostly = { @@ -388,3 +391,4 @@ MODULE_LICENSE("GPL"); MODULE_AUTHOR("Fernando Fernandez <ffmancera@riseup.net>"); MODULE_ALIAS_NFT_EXPR("synproxy"); MODULE_ALIAS_NFT_OBJ(NFT_OBJECT_SYNPROXY); +MODULE_DESCRIPTION("nftables SYNPROXY expression support"); |