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icmpv6_neighbor: skip neighbor solicitation on L3 Nic

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Otherwise, sending will fail because the neighbor table cannot be found

Signed-off-by: zhanghongyu <zhanghongyu@xiaomi.com>
This commit is contained in:
zhanghongyu 2024-01-24 15:00:38 +08:00 committed by Xiang Xiao
parent 22ffa8ebf1
commit f739fd010d
1 changed files with 11 additions and 0 deletions
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11
net/icmpv6/icmpv6_neighbor.c
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@ -216,6 +216,17 @@ int icmpv6_neighbor(FAR struct net_driver_s *dev,
goto errout;
}
/* Neighbor support is only built if the Ethernet link layer is supported.
* Continue and send the Solicitation only if this device uses the
* Ethernet link layer protocol.
*/
if (dev->d_lltype != NET_LL_ETHERNET &&
dev->d_lltype != NET_LL_IEEE80211)
{
return OK;
}
/* Check if the destination address is on the local network. */
if (NETDEV_V6ADDR_ONLINK(dev, ipaddr) || net_is_addr_linklocal(ipaddr))