diff options
-rw-r--r-- | sys/netinet/ip_output.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/netinet/ip_output.c b/sys/netinet/ip_output.c index b8599e6..2124c74 100644 --- a/sys/netinet/ip_output.c +++ b/sys/netinet/ip_output.c @@ -790,7 +790,8 @@ passout: * them, there is no way for one to update all its * routes when the MTU is changed. */ - if ((ro->ro_rt->rt_flags & (RTF_UP | RTF_HOST)) && + if (ro != NULL && + (ro->ro_rt->rt_flags & (RTF_UP | RTF_HOST)) && (ro->ro_rt->rt_rmx.rmx_mtu > ifp->if_mtu)) { ro->ro_rt->rt_rmx.rmx_mtu = ifp->if_mtu; } |