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-rw-r--r--sys/netinet/tcp_timer.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/sys/netinet/tcp_timer.c b/sys/netinet/tcp_timer.c
index 25cdaec..6dfc8df 100644
--- a/sys/netinet/tcp_timer.c
+++ b/sys/netinet/tcp_timer.c
@@ -449,9 +449,8 @@ tcp_timer_persist(xtp)
out:
#ifdef TCPDEBUG
- if (tp->t_inpcb->inp_socket->so_options & SO_DEBUG)
- tcp_trace(TA_USER, ostate, tp, (void *)0, (struct tcphdr *)0,
- PRU_SLOWTIMO);
+ if (tp != NULL && tp->t_inpcb->inp_socket->so_options & SO_DEBUG)
+ tcp_trace(TA_USER, ostate, tp, NULL, NULL, PRU_SLOWTIMO);
#endif
if (tp != NULL)
INP_UNLOCK(inp);
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