netdev - Re: [PATCH v2] ipv6: always set the new created dst's from in ip6_rt

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Message-ID: <20131219124331.GA23429@order.stressinduktion.org>
Date:	Thu, 19 Dec 2013 13:43:31 +0100
From:	Hannes Frederic Sowa <hannes@...essinduktion.org>
To:	roy.qing.li@...il.com
Cc:	netdev@...r.kernel.org, gaofeng@...fujitsu.com
Subject: Re: [PATCH v2] ipv6: always set the new created dst's from in ip6_rt_copy

On Thu, Dec 19, 2013 at 12:40:26PM +0800, roy.qing.li@...il.com wrote:
> From: Li RongQing <roy.qing.li@...il.com> 
> 
> ip6_rt_copy only sets dst.from if ort has flag RTF_ADDRCONF and RTF_DEFAULT.
> but the prefix routes which did get installed by hand locally can have an
> expiration, and no any flag combination which can ensure a potential from
> does never expire, so we should always set the new created dst's from.
> 
> This also fixes the new created dst is always expired since the ort, which
> is created by RA, maybe has RTF_EXPIRES and RTF_ADDRCONF, but no RTF_DEFAULT.
> 
> Suggested-by: Hannes Frederic Sowa <hannes@...essinduktion.org>
> CC: Gao feng <gaofeng@...fujitsu.com>
> Signed-off-by: Li RongQing <roy.qing.li@...il.com>

Acked-by: Hannes Frederic Sowa <hannes@...essinduktion.org>

Thanks!

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