diff options
Diffstat (limited to 'sys/netinet6/nd6.c')
| -rw-r--r-- | sys/netinet6/nd6.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/netinet6/nd6.c b/sys/netinet6/nd6.c index 0a67a8a..2c27c71 100644 --- a/sys/netinet6/nd6.c +++ b/sys/netinet6/nd6.c @@ -1227,6 +1227,8 @@ nd6_ioctl(u_long cmd, caddr_t data, struct ifnet *ifp) struct nd_prefix *pr; int i = 0, error = 0; + if (ifp->if_afdata[AF_INET6] == NULL) + return (EPFNOSUPPORT); switch (cmd) { case SIOCGDRLST_IN6: /* @@ -1801,6 +1803,8 @@ nd6_slowtimo(void *arg) nd6_slowtimo, curvnet); IFNET_RLOCK_NOSLEEP(); TAILQ_FOREACH(ifp, &V_ifnet, if_list) { + if (ifp->if_afdata[AF_INET6] == NULL) + continue; nd6if = ND_IFINFO(ifp); if (nd6if->basereachable && /* already initialized */ (nd6if->recalctm -= ND6_SLOWTIMER_INTERVAL) <= 0) { |
