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path: root/usr/src/uts/common/inet/iptun/iptun.c
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Diffstat (limited to 'usr/src/uts/common/inet/iptun/iptun.c')
-rw-r--r--usr/src/uts/common/inet/iptun/iptun.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/usr/src/uts/common/inet/iptun/iptun.c b/usr/src/uts/common/inet/iptun/iptun.c
index 8fd644001c..bc2f1d64d5 100644
--- a/usr/src/uts/common/inet/iptun/iptun.c
+++ b/usr/src/uts/common/inet/iptun/iptun.c
@@ -1850,6 +1850,8 @@ iptun_get_maxmtu(iptun_t *iptun, uint32_t new_pmtu)
switch (iptun->iptun_typeinfo->iti_ipvers) {
case IPV4_VERSION:
header_size = sizeof (ipha_t);
+ if (is_system_labeled())
+ header_size += IP_MAX_OPT_LENGTH;
break;
case IPV6_VERSION:
header_size = sizeof (iptun_ipv6hdrs_t);
@@ -2650,7 +2652,7 @@ iptun_input(void *arg, mblk_t *mp, void *arg2)
if (tsol_check_dest(msg_cred, (outer4 != NULL ?
(void *)&outer4->ipha_dst : (void *)&outer6->ip6_dst),
(outer4 != NULL ? IPV4_VERSION : IPV6_VERSION),
- B_FALSE, NULL) != 0)
+ CONN_MAC_DEFAULT, NULL) != 0)
goto drop;
}