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-rw-r--r--net/ipv6/netfilter/ip6t_SYNPROXY.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/net/ipv6/netfilter/ip6t_SYNPROXY.c b/net/ipv6/netfilter/ip6t_SYNPROXY.c
index a5af0bfef126..19cfea8dbcaa 100644
--- a/net/ipv6/netfilter/ip6t_SYNPROXY.c
+++ b/net/ipv6/netfilter/ip6t_SYNPROXY.c
@@ -300,11 +300,15 @@ synproxy_tg6(struct sk_buff *skb, const struct xt_action_param *par)
XT_SYNPROXY_OPT_ECN);
synproxy_send_client_synack(skb, th, &opts);
- } else if (th->ack && !(th->fin || th->rst || th->syn))
+ return NF_DROP;
+
+ } else if (th->ack && !(th->fin || th->rst || th->syn)) {
/* ACK from client */
synproxy_recv_client_ack(snet, skb, th, &opts, ntohl(th->seq));
+ return NF_DROP;
+ }
- return NF_DROP;
+ return XT_CONTINUE;
}
static unsigned int ipv6_synproxy_hook(unsigned int hooknum,