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gnrc_ipv6_nib: add exception in address resolution for SLIP

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This commit is contained in:
Martine Lenders 2017-11-15 14:28:56 +01:00
parent e756d2a2b9
commit 90549108ca
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1 changed files with 9 additions and 0 deletions
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9
sys/net/gnrc/network_layer/ipv6/nib/nib.c
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@ -626,6 +626,15 @@ static bool _resolve_addr(const ipv6_addr_t *dst, gnrc_netif2_t *netif,
_nib_onl_entry_t *entry)
{
bool res = false;
if ((netif != NULL) && (netif->device_type == NETDEV_TYPE_SLIP)) {
/* XXX: Linux doesn't do neighbor discovery for SLIP so no use sending
* NS and since SLIP doesn't have link-layer addresses anyway, we can
* just return the interface without any link-layer addresses */
memcpy(&nce->ipv6, dst, sizeof(nce->ipv6));
nce->info = (netif->pid << _NIB_IF_POS);
nce->l2addr_len = 0;
return true;
}
#if GNRC_IPV6_NIB_CONF_ARSM
if ((entry != NULL) && (entry->mode & _NC) && _is_reachable(entry)) {
if (_get_nud_state(entry) == GNRC_IPV6_NIB_NC_INFO_NUD_STATE_STALE) {