diff options
| -rw-r--r-- | src/ip6_output.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/ip6_output.c b/src/ip6_output.c index b861106..2f62cc9 100644 --- a/src/ip6_output.c +++ b/src/ip6_output.c @@ -30,7 +30,10 @@ int ip6_output(struct socket *so, struct mbuf *m, int fast) ip->ip_fl_lo = 0; if (fast) { + /* We cannot fast-send non-multicast, we'd need a NDP NS */ + assert(IN6_IS_ADDR_MULTICAST(&ip->ip_dst)); if_encap(m->slirp, m); + m_free(m); } else { if_output(so, m); } |