On Tue, 2017-10-31 at 23:10 +0900, David S. Miller wrote: > The dst->from value is only used by ipv6 routes to track where > a route "came from". > > Any time we clone or copy a core ipv6 route in the ipv6 routing > tables, we have the copy/clone's ->from point to the base route. > > This is used to handle route expiration properly. > > Only ipv6 uses this mechanism, and only ipv6 code references > it. So it is safe to move it into rt6_info. > > Signed-off-by: David S. Miller <[email protected]> > ---
Reviewed-by: Eric Dumazet <[email protected]>
