Re: [15/*] [INET] Fix IPsec calculation in ip_append_data/ip6_append_data

[Mika Penttilä <mika.penttila@xxxxxxxxxxx>]

Herbert Xu wrote:

> On Mon, Mar 21, 2005 at 06:14:07PM +0200, Mika Penttil? wrote:
>  
>
> > Shouldn't ip_output also use the path variant, dst_mtu(skb->dst->path), 
> > it's surely after ipsec- processing?
> >    
>
> That's the reason why it shouldn't use dst->path.  The only time you
> should use dst_mtu(dst->path) is when dst may contain IPsec AND you
> need the MTU outside IPsec.
>
> In this case dst cannot contain IPsec so dst_mtu(dst) is correct.
>
> Cheers,
>  
ok I see it now, but this is really easy to get wrong...

Thanks,
Mika