netdev - Re: Unable to flush ICMP redirect routes in kernel 3.0+

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Date:	Thu, 17 Nov 2011 15:33:57 -0200
From:	Flavio Leitner <fbl@...hat.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	David Miller <davem@...emloft.net>,
	Ivan Zahariev <famzah@...soft.com>, netdev@...r.kernel.org,
	Vasiliy Kulikov <segoon@...nwall.com>
Subject: Re: Unable to flush ICMP redirect routes in kernel 3.0+

On Thu, 17 Nov 2011 18:18:22 +0100
Eric Dumazet <eric.dumazet@...il.com> wrote:

> Le jeudi 17 novembre 2011 à 15:01 -0200, Flavio Leitner a écrit :
> 
> > Right, so the loop trying different oif and saddr isn't working at
> > all because __ip_route_output_key() will create a route in the first
> > attempt.  Looks like you're right and we need the 'create' parameter
> > in __ip_route_output_key().
> 
> And we have to loop on all possible keys combinations.
> 
> (like code before David commit (f39925dbde77 ipv4: Cache learned
> redirect information in inetpeer.) : it had a goto do_next;

That is correct. I realize that now.

> I am preparing a patch.
thank you.

fbl
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