From: Ville Nuorvala <[EMAIL PROTECTED]>
Date: Wed, 09 Aug 2006 09:31:15 +0300

> But the ip6_null_entry not always discarded after a failed route lookup!
> On a forwarding router it triggers the ICMPv6 Destination Unreachable
> message to the sender.

Good point, but I remember that in some cases the caller only wants a
real entry or an error.

Perhaps both cases can be accomodated with a SHIM inline for the
forwarding case that returns &ip6_null_entry when IS_ERR(retval).
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