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authorhsu <hsu@FreeBSD.org>2003-01-05 07:56:24 +0000
committerhsu <hsu@FreeBSD.org>2003-01-05 07:56:24 +0000
commitaaab488607280c4cf152cb9b5ccca162954d9da2 (patch)
tree69f2e7fd34c9d05d08f7f46c872b69f72773a50d /sys/netinet/tcp_syncache.c
parent406f1a874f26620453626d27da3c4f53c5839e1a (diff)
downloadFreeBSD-src-aaab488607280c4cf152cb9b5ccca162954d9da2.zip
FreeBSD-src-aaab488607280c4cf152cb9b5ccca162954d9da2.tar.gz
Validate inp before de-referencing it.
Submitted by: pb
Diffstat (limited to 'sys/netinet/tcp_syncache.c')
-rw-r--r--sys/netinet/tcp_syncache.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/netinet/tcp_syncache.c b/sys/netinet/tcp_syncache.c
index 550dc52..05660ec 100644
--- a/sys/netinet/tcp_syncache.c
+++ b/sys/netinet/tcp_syncache.c
@@ -386,7 +386,7 @@ syncache_timer(xslot)
inp = sc->sc_tp->t_inpcb;
if (slot == SYNCACHE_MAXREXMTS ||
slot >= tcp_syncache.rexmt_limit ||
- inp->inp_gencnt != sc->sc_inp_gencnt) {
+ inp == NULL || inp->inp_gencnt != sc->sc_inp_gencnt) {
nsc = TAILQ_NEXT(sc, sc_timerq);
syncache_drop(sc, NULL);
tcpstat.tcps_sc_stale++;
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