Re: [IPROUTE]: Fix struct alignment with cris architecture

[Stephen Hemminger <shemminger@osdl.org>]

On Thu, 10 Aug 2006 20:25:40 -0400
Andy Gay <andy@andynet.net> wrote:

> [IPROUTE]: Fix struct alignment with cris architecture
> 
> gcc for the cris arch does not pad structures to the next multiple of 4
> bytes, as the i386 gcc does.
> 
> This causes errors like this when displaying xfrm policies:
> 
> # ip x p
> !!!Deficit 3, rta_len=300
> src 192.168.251.32/29 dst 192.168.251.32/29 
>         dir in priority 0 
> !!!Deficit 3, rta_len=180
> src 0.0.0.0/0 dst 192.168.251.32/29 
>         dir in priority 2208 
> ....
> 
> Similar errors are seen from ip x s.
> 
> This patch fixes the errors when printing. I'm not sure whether we
> should worry about other uses of the affected structs, I've not seen any
> other bad effects from this though, so hopefully this is enough.
> 
> (Thanks to Herbert Xu for pointing out that NLMSG_SPACE is the correct
> macro to use here.)
> 
> Tested against 2.6.17.6 kernel on i386, and 2.6.16.1 kernel on cris.
> 
> Signed-off-by: Andy Gay <andy@andynet.net>

Applied