netfilter: SYNPROXY target: restrict to INPUT/FORWARD

[mirror_ubuntu-artful-kernel.git] / net / ipv4 / netfilter / ipt_SYNPROXY.c

diff --git a/net/ipv4/netfilter/ipt_SYNPROXY.c b/net/ipv4/netfilter/ipt_SYNPROXY.c
index f13bd91d9a56774f58dcf14de892b2bedd855cc5..a313c3fbeb469e0594b2f7bccd788d687184bc61 100644 (file)
--- a/net/ipv4/netfilter/ipt_SYNPROXY.c
+++ b/net/ipv4/netfilter/ipt_SYNPROXY.c
@@ -423,6 +423,7 @@ static void synproxy_tg4_destroy(const struct xt_tgdtor_param *par)
 static struct xt_target synproxy_tg4_reg __read_mostly = {
        .name           = "SYNPROXY",
        .family         = NFPROTO_IPV4,
+       .hooks          = (1 << NF_INET_LOCAL_IN) | (1 << NF_INET_FORWARD),
        .target         = synproxy_tg4,
        .targetsize     = sizeof(struct xt_synproxy_info),
        .checkentry     = synproxy_tg4_check,