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authorkstailey <kstailey@cvs.openbsd.org>1997-02-12 15:16:03 +0000
committerkstailey <kstailey@cvs.openbsd.org>1997-02-12 15:16:03 +0000
commit3d63e6acd39f605f21fd94f86d4507c750b1bf59 (patch)
tree17ccc27f5c387d9f2e36a864ad5f2052cea4efe8 /sys
parentb6da3410a97e83cb240f85b8a23f6f2a821b7fb5 (diff)
protect ip_natexpire
Diffstat (limited to 'sys')
-rw-r--r--sys/netinet/ip_nat.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/sys/netinet/ip_nat.c b/sys/netinet/ip_nat.c
index 17416db0c86..2a49950f50e 100644
--- a/sys/netinet/ip_nat.c
+++ b/sys/netinet/ip_nat.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ip_nat.c,v 1.8 1997/02/11 22:23:25 kstailey Exp $ */
+/* $OpenBSD: ip_nat.c,v 1.9 1997/02/12 15:16:02 kstailey Exp $ */
/*
* (C)opyright 1995-1996 by Darren Reed.
*
@@ -899,8 +899,10 @@ void
ip_natexpire()
{
register struct nat *nat, **natp;
+ int s;
MUTEX_ENTER(&ipf_nat);
+ SPLNET(s);
for (natp = &nat_instances; (nat = *natp); natp = &nat->nat_next) {
if (--nat->nat_age)
continue;
@@ -908,5 +910,6 @@ ip_natexpire()
nat_delete(nat);
nat_stats.ns_expire++;
}
+ SPLX(s);
MUTEX_EXIT(&ipf_nat);
}