netdev - Re: [PATCH 1 of 2] IPv6: only update the lifetime of the relevant temporary address

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Message-Id: <20080402.084836.12035236.yoshfuji@linux-ipv6.org>
Date:	Wed, 02 Apr 2008 08:48:36 +0900 (JST)
From:	YOSHIFUJI Hideaki / 吉藤英明 
	<yoshfuji@...ux-ipv6.org>
To:	benoit.boissinot@...-lyon.org
Cc:	netdev@...r.kernel.org, pekkas@...core.fi
Subject: Re: [PATCH 1 of 2] IPv6: only update the lifetime of the relevant
 temporary address

In article <0c33481968e0b6b8efd7.1207091340@...zuine> (at Wed, 02 Apr 2008 01:09:00 +0200), Benoit Boissinot <benoit.boissinot@...-lyon.org> says:

> IPv6: only update the lifetime of the relevant temporary address
> 
> When receiving a prefix information from a routeur, only update the lifetimes
> of the temporary address associated with that prefix.
> Otherwise if one deprecated prefix is advertized, all your temporary addresses
> will become deprecated.
> 
> Signed-off-by: Benoit Boissinot <benoit.boissinot@...-lyon.org>

Acked-by: YOSHIFUJI Hideaki <yoshfuji@...ux-ipv6.org>

> 
> diff -r a3c03e70c69f -r 0c33481968e0 net/ipv6/addrconf.c
> --- a/net/ipv6/addrconf.c	Wed Apr 02 00:45:29 2008 +0200
> +++ b/net/ipv6/addrconf.c	Sat Mar 22 00:41:39 2008 +0100
> @@ -1831,6 +1831,9 @@
>  				 * lifetimes of an existing temporary address
>  				 * when processing a Prefix Information Option.
>  				 */
> +				if (ifp != ift->ifpub)
> +					continue;
> +
>  				spin_lock(&ift->lock);
>  				flags = ift->flags;
>  				if (ift->valid_lft > valid_lft &&
> --
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