Re: [PATCH net v3 0/2] IPv6 ECMP route add/replace fixes

[David Miller]

From: Michal Kubecek <mkubecek@xxxxxxx>
Date: Mon, 18 May 2015 20:53:50 +0200 (CEST)

> (1) When adding a nexthop of a multipath route fails (e.g. because of a
> conflict with an existing route), we are supposed to delete nexthops
> already added. However, currently we try to also delete all nexthops we
> haven't even tried to add yet so that a "ip route add" command can
> actually remove pre-existing routes if it fails.
> 
> (2) Attempt to replace a multipath route results in a broken siblings
> linked list. Following commands (like "ip route del") can then either
> follow a link into freed memory or end in an infinite loop (if the slab
> object has been reused).
> 
> v2: fix an omission in first patch
> 
> v3: change the semantics of replace operation to better match IPv4

Series applied, thanks.
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