funny ECMP

[Ingo Flaschberger]

Dear Li,

>> in arp-lookup code, the lowest weight + without gateway should be
>> choosen.
>
>  Sure, but such a configuration did not make much sense.

when the in_lltable_lookup code tries to lookup the arp entry, the 
rtalloc_mpath_fib already has choosen that this packet should go the 
direkt way. So also in_lltable_rtcheck should return the direkt was route.

Kind regards,
 	Ingo Flaschberger