netdev - Re: [PATCH net] net/ipv6: Fix updates to prefix route

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Date:   Sat, 30 Jun 2018 20:54:01 +0900 (KST)
From:   David Miller <davem@...emloft.net>
To:     dsahern@...nel.org
Cc:     netdev@...r.kernel.org, sowmini.varadhan@...cle.com,
        dsahern@...il.com
Subject: Re: [PATCH net] net/ipv6: Fix updates to prefix route

From: dsahern@...nel.org
Date: Thu, 28 Jun 2018 13:36:55 -0700

> From: David Ahern <dsahern@...il.com>
> 
> Sowmini reported that a recent commit broke prefix routes for linklocal
> addresses. The newly added modify_prefix_route is attempting to add a
> new prefix route when the ifp priority does not match the route metric
> however the check needs to account for the default priority. In addition,
> the route add fails because the route already exists, and then the delete
> removes the one that exists. Flip the order to do the delete first.
> 
> Fixes: 8308f3ff1753 ("net/ipv6: Add support for specifying metric of connected routes")
> Reported-by: Sowmini Varadhan <sowmini.varadhan@...cle.com>
> Tested-by: Sowmini Varadhan <sowmini.varadhan@...cle.com>
> Signed-off-by: David Ahern <dsahern@...il.com>

Applied, thanks David.