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-rw-r--r--net/netfilter/nf_conntrack_proto_tcp.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c
index c7075345971b..4dc23ab3a39f 100644
--- a/net/netfilter/nf_conntrack_proto_tcp.c
+++ b/net/netfilter/nf_conntrack_proto_tcp.c
@@ -834,10 +834,12 @@ static int tcp_packet(struct nf_conn *conntrack,
case TCP_CONNTRACK_SYN_SENT:
if (old_state < TCP_CONNTRACK_TIME_WAIT)
break;
- if (conntrack->proto.tcp.seen[!dir].flags &
- IP_CT_TCP_FLAG_CLOSE_INIT) {
- /* Attempt to reopen a closed connection.
- * Delete this connection and look up again. */
+ if ((conntrack->proto.tcp.seen[!dir].flags &
+ IP_CT_TCP_FLAG_CLOSE_INIT)
+ || (conntrack->proto.tcp.last_dir == dir
+ && conntrack->proto.tcp.last_index == TCP_RST_SET)) {
+ /* Attempt to reopen a closed/aborted connection.
+ * Delete this connection and look up again. */
write_unlock_bh(&tcp_lock);
if (del_timer(&conntrack->timeout))
conntrack->timeout.function((unsigned long)
@@ -925,6 +927,7 @@ static int tcp_packet(struct nf_conn *conntrack,
in_window:
/* From now on we have got in-window packets */
conntrack->proto.tcp.last_index = index;
+ conntrack->proto.tcp.last_dir = dir;
pr_debug("tcp_conntracks: ");
NF_CT_DUMP_TUPLE(tuple);