From 8a6bf5da1aefdafd60b73d9122c7af9fd2d7bb9c Mon Sep 17 00:00:00 2001 From: Pablo Neira Ayuso Date: Tue, 1 Mar 2016 19:55:14 +0100 Subject: netfilter: nft_masq: support port range Complete masquerading support by allowing port range selection. Signed-off-by: Pablo Neira Ayuso --- net/ipv4/netfilter/nft_masq_ipv4.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'net/ipv4') diff --git a/net/ipv4/netfilter/nft_masq_ipv4.c b/net/ipv4/netfilter/nft_masq_ipv4.c index b72ffc58e255..51ced81b616c 100644 --- a/net/ipv4/netfilter/nft_masq_ipv4.c +++ b/net/ipv4/netfilter/nft_masq_ipv4.c @@ -25,7 +25,12 @@ static void nft_masq_ipv4_eval(const struct nft_expr *expr, memset(&range, 0, sizeof(range)); range.flags = priv->flags; - + if (priv->sreg_proto_min) { + range.min_proto.all = + *(__be16 *)®s->data[priv->sreg_proto_min]; + range.max_proto.all = + *(__be16 *)®s->data[priv->sreg_proto_max]; + } regs->verdict.code = nf_nat_masquerade_ipv4(pkt->skb, pkt->hook, &range, pkt->out); } -- cgit v1.2.3-58-ga151