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-rw-r--r--sys/netpfil/pf/pf_norm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/netpfil/pf/pf_norm.c b/sys/netpfil/pf/pf_norm.c
index 6053452..f169723 100644
--- a/sys/netpfil/pf/pf_norm.c
+++ b/sys/netpfil/pf/pf_norm.c
@@ -1643,7 +1643,7 @@ pf_normalize_tcp(int dir, struct pfi_kif *kif, struct mbuf *m, int ipoff,
goto tcp_drop;
if (flags & TH_FIN)
- flags &= ~TH_FIN;
+ goto tcp_drop;
} else {
/* Illegal packet */
if (!(flags & (TH_ACK|TH_RST)))
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