Re: [PATCH] ipvlan: fix building without netfilter

From: Arnd Bergmann
Date: Thu Sep 22 2016 - 08:58:44 EST


On Thursday, September 22, 2016 8:32:05 AM CEST David Miller wrote:
> From: Arnd Bergmann <arnd@xxxxxxxx>
> Date: Thu, 22 Sep 2016 11:40:52 +0200
>
> > The new l3s mode in ipvlan relies on netfilter interfaces, but
> > the ipvlan driver can be configured when CONFIG_NETFILTER is disabled,
> > leading to a build error:
> >
> > drivers/net/ipvlan/ipvlan.h:132:22: error: 'struct nf_hook_state' declared inside parameter list will not be visible outside of this definition or declaration [-Werror]
> > drivers/net/ipvlan/ipvlan_main.c:14:27: error: array type has incomplete element type 'struct nf_hook_ops'
> > ...
> >
> > This adds a forward declaration for struct nf_hook_state, and hides
> > the newly added l3s code in an #ifdef.
> >
> > Fixes: 4fbae7d83c98 ("ipvlan: Introduce l3s mode")
> > Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
>
> I'm pretty sure I applied a Kconfig patch that added the
> necessary dependency.

Yes, I see the fix cf714ac147e0 ("ipvlan: Fix dependency issue") now, and
can confirm that today's linux-next works without my patch, thanks!

Arnd