diff options
Diffstat (limited to 'nest/neighbor.c')
| -rw-r--r-- | nest/neighbor.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/nest/neighbor.c b/nest/neighbor.c index b8832f2f..14a6b113 100644 --- a/nest/neighbor.c +++ b/nest/neighbor.c @@ -81,15 +81,15 @@ if_connected(ip_addr *a, struct iface *i, struct ifa **ap) { if (ipa_in_netX(*a, &b->prefix)) { -#ifndef IPV6 - if ((b->pxlen < (BITS_PER_IP_ADDRESS - 1)) && - (ipa_equal(*a, b->prefix) || /* Network address */ + /* Do not allow IPv4 network and broadcast addresses */ + if (ipa_is_ip4(*a) && + (net_pxlen(&b->prefix) < (BITS_PER_IP_ADDRESS - 1)) && + (ipa_equal(*a, net_prefix(&b->prefix)) || /* Network address */ ipa_equal(*a, b->brd))) /* Broadcast */ { *ap = NULL; return -1; } -#endif return b->scope; } |