On Thu, 2017-03-23 at 12:00 -0700, David Miller wrote: > From: Eric Dumazet <eric.duma...@gmail.com> > Date: Thu, 23 Mar 2017 09:00:58 -0700 > > > On Thu, 2017-03-23 at 07:53 -0700, Eric Dumazet wrote: > > > >> Nice ! > >> > >> Looks like neigh->ops->solicit is NULL > > > > Apparently we allow admins to do really stupid things with neighbours > > on tunnels. > > > > Following patch should avoid the crash. > > > > Anyone has better ideas ? > > This is probably good enough for now, but you need to also handle > dn_neigh_ops. > > Another way to solve this is to add a NULL method check to the > one spot where we invoke this method. That clearly shows that > the method is optional.
Yes, this would be a one liner. I will post this in a minute. Thanks.