Re: [PATCHv3 ipsec-next] xfrm: Do not parse 32bits compiled xfrm netlink msg on 64bits host

[Steffen Klassert <steffen.klassert@secunet.com>]

On Tue, Jan 27, 2015 at 05:00:29PM +0800, Fan Du wrote:
> structure like xfrm_usersa_info or xfrm_userpolicy_info
> has different sizeof when compiled as 32bits and 64bits
> due to not appending pack attribute in their definition.
> This will result in broken SA and SP information when user
> trying to configure them through netlink interface.
> 
> Inform user land about this situation instead of keeping
> silent, the upper test scripts would behave accordingly.
> 
> Quotes from: http://marc.info/?l=linux-netdev&m=142226348715503&w=2
> >
> > Before a clean solution show up, I think it's better to warn user in some way
> > like http://patchwork.ozlabs.org/patch/323842/ did. Otherwise, many people
> > who stuck there will always spend time and try to fix this issue in whatever way.
> 
> Yes, this is the first thing we should do. I'm willing to accept a patch
> 
> Signed-off-by: Fan Du <fan.du@intel.com>

Now applied to ipsec-next, thanks a lot Fan!