Fix bug where valid FIN packets would be rejected.

15 years ago · 18c923318a
parent 67429e523f
commit 18c923318a
1 changed files with 2 additions and 2 deletions
--- a/src/stream-tcp.c
+++ b/src/stream-tcp.c
@ -1871,9 +1871,9 @@ static int StreamTcpPacketStateFinWait1(ThreadVars *tv, Packet *p,
                           "%" PRIu32 ", ACK %" PRIu32 "", ssn, p->payload_len,
                            TCP_GET_SEQ(p), TCP_GET_ACK(p));

-                if (SEQ_LT(TCP_GET_SEQ(p), ssn->client.next_seq ||
+                if (SEQ_LT(TCP_GET_SEQ(p), ssn->client.next_seq) ||
                        SEQ_GT(TCP_GET_SEQ(p), (ssn->client.last_ack +
-                                                         ssn->client.window))))
+                                                         ssn->client.window)))
                {
                    SCLogDebug("ssn %p: -> SEQ mismatch, packet SEQ %" PRIu32 ""
                               " != %" PRIu32 " from stream", ssn,