Re: [PATCH 6/9] usb: host: isp1362-hcd: mark expected switch fall-through

From: Greg Kroah-Hartman
Date: Wed Nov 01 2017 - 13:38:45 EST


On Wed, Nov 01, 2017 at 12:27:40PM -0500, Gustavo A. R. Silva wrote:
>
> Quoting Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>:
>
> > On Wed, Oct 25, 2017 at 02:05:05PM -0500, Gustavo A. R. Silva wrote:
> > > Greg,
> > >
> > > Quoting "Gustavo A. R. Silva" <garsilva@xxxxxxxxxxxxxx>:
> > >
> > > > In preparation to enabling -Wimplicit-fallthrough, mark switch cases
> > > > where we are expecting to fall through.
> > > >
> > > > Signed-off-by: Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx>
> > > > ---
> > > > drivers/usb/host/isp1362-hcd.c | 1 +
> > > > 1 file changed, 1 insertion(+)
> > > >
> > > > diff --git a/drivers/usb/host/isp1362-hcd.c
> > > b/drivers/usb/host/isp1362-hcd.c
> > > > index 9b7e307..753d576 100644
> > > > --- a/drivers/usb/host/isp1362-hcd.c
> > > > +++ b/drivers/usb/host/isp1362-hcd.c
> > > > @@ -1578,6 +1578,7 @@ static int isp1362_hub_control(struct usb_hcd
> > > > *hcd, u16 typeReq, u16 wValue,
> > > > spin_lock_irqsave(&isp1362_hcd->lock, flags);
> > > > isp1362_write_reg32(isp1362_hcd, HCRHSTATUS, RH_HS_OCIC);
> > > > spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
> > > > + /* fall through */
> > >
> > > I'm suspicious this should be a 'break' instead.
> > >
> > > What do you think?
> >
> > Yeah, this should be a 'break', care to make that patch up instead?
> >
>
> Sure thing.
>
> Just some questions about the process to follow:
>
> Should I send a v2 replying to this particular thread only? like [PATCH v2
> 6/9]
> or should I send just a new patch separated from this patch series? I guess
> this is the case.

Brand new patch is fine, this is gone from my patch queue.

> Some maintainers have told me that in cases where a particular patch in the
> series needs an update, the complete patchset should be sent again.
> But I think that depends on the functional impact the patch has over
> the whole patchset.

Yes, it all depends, the rest of these patches are already in my tree.

thanks,

greg k-h