Re: [PATCH 5/9] sit: refactor ipip6_tunnel_ioctl

[Christoph Hellwig]

On Mon, May 18, 2020 at 09:43:56AM -0700, Jakub Kicinski wrote:
> On Mon, 18 May 2020 13:46:51 +0200 Christoph Hellwig wrote:
> > Split the ioctl handler into one function per command instead of having
> > a all the logic sit in one giant switch statement.
> > 
> > Signed-off-by: Christoph Hellwig <hch@xxxxxx>
> 
> net/ipv6/sit.c: In function ipip6_tunnel_prl_ctl:
> net/ipv6/sit.c:460:6: warning: variable err set but not used [-Wunused-but-set-variable]
>   460 |  int err;

The warning looks correct, although my compiler doesn't report it :(