On Sat, 2020-04-18 at 14:45 -0400, Chuck Lever wrote:
> > On Apr 18, 2020, at 2:41 PM, Randy Dunlap <[email protected]>
> > wrote:
> >
> > Fix gcc empty-body warning when -Wextra is used:
> >
> > ../fs/nfsd/nfs4state.c:3898:3: warning: suggest braces around empty
> > body in an ‘else’ statement [-Wempty-body]
> >
> > Signed-off-by: Randy Dunlap <[email protected]>
> > Cc: Linus Torvalds <[email protected]>
> > Cc: Andrew Morton <[email protected]>
> > Cc: "J. Bruce Fields" <[email protected]>
> > Cc: Chuck Lever <[email protected]>
> > Cc: [email protected]
>
> I have a patch in my queue that addresses this particular warning,
> but your change works for me too.
>
> Acked-by: Chuck Lever <[email protected]>
>
> Unless Bruce objects.
>
>
> > ---
> > fs/nfsd/nfs4state.c | 3 ++-
> > 1 file changed, 2 insertions(+), 1 deletion(-)
> >
> > --- linux-next-20200417.orig/fs/nfsd/nfs4state.c
> > +++ linux-next-20200417/fs/nfsd/nfs4state.c
> > @@ -34,6 +34,7 @@
> >
> > #include <linux/file.h>
> > #include <linux/fs.h>
> > +#include <linux/kernel.h>
> > #include <linux/slab.h>
> > #include <linux/namei.h>
> > #include <linux/swap.h>
> > @@ -3895,7 +3896,7 @@ nfsd4_setclientid(struct svc_rqst *rqstp
> > copy_clid(new, conf);
> > gen_confirm(new, nn);
> > } else /* case 4 (new client) or cases 2, 3 (client reboot): */
> > - ;
> > + do_empty();
Urgh... This is just for documentation purposes anyway, so why not just
turn it all into a comment by moving the 'else' into the comment field?
i.e.
} /* else case 4 (.... */
new->cl_minorversion = 0;
> > gen_callback(new, setclid, rqstp);
> > add_to_unconfirmed(new);
>
> --
> Chuck Lever
>
>
--
Trond Myklebust
Linux NFS client maintainer, Hammerspace
[email protected]
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