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Diffstat (limited to 'sys/netinet/tcp_output.c')
-rw-r--r--sys/netinet/tcp_output.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/netinet/tcp_output.c b/sys/netinet/tcp_output.c
index dc2e5ca23f07e..f6488a36090f8 100644
--- a/sys/netinet/tcp_output.c
+++ b/sys/netinet/tcp_output.c
@@ -1346,6 +1346,7 @@ tcp_setpersist(struct tcpcb *tp)
int t = ((tp->t_srtt >> 2) + tp->t_rttvar) >> 1;
int tt;
+ tp->t_flags &= ~TF_PREVVALID;
if (tcp_timer_active(tp, TT_REXMT))
panic("tcp_setpersist: retransmit pending");
/*