On 14/04/18 02:16, Sven Eckelmann wrote:
> The IP translation layer is using the neighbor table of the kernel to get
> the unicast link layer (mac) address for IP(v4|v6) addresses. The kernel
> can not only return unicast mac addresses to such an RTM_GETNEIGH request
> but also zero mac address. Such an address must be considered invalid
> because the global translation table may not only contain a unique client
> mac address entry for it. The translation from client mac to originator
> will therefore most likely return an unexpected originator.
> Dropping these kind of (bogus) results avoids confusions while using things
> like batctl's ping or traceroute.
> Reported-by: Andre Kasper <andre.kas...@gmx.de>
> Signed-off-by: Sven Eckelmann <s...@narfation.org>

Acked-by: Antonio Quartulli <a...@unstable.cc>

Antonio Quartulli

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