Re: [PATCH 1/2] firewire: annotate implicit fall through

From: Mathieu Malaterre
Date: Wed Mar 13 2019 - 16:51:37 EST


On Wed, Mar 13, 2019 at 9:39 PM Gustavo A. R. Silva
<gustavo@xxxxxxxxxxxxxx> wrote:
>
> Mathieu,
>
> On 3/13/19 3:28 PM, Mathieu Malaterre wrote:
> > ping ?
> >
>
> I have sent the following patch to address all these warnings in
> firewire:
>
> https://lore.kernel.org/patchwork/patch/1040737/
>
> and, as this is being ignored, I'll add it to my tree for 5.2.

Good ! I was only starring at -next

Thanks

> Thanks
> --
> Gustavo
>
> > On Mon, Jan 14, 2019 at 9:42 PM Mathieu Malaterre <malat@xxxxxxxxxx> wrote:
> >>
> >> There is a plan to build the kernel with -Wimplicit-fallthrough and
> >> this place in the code produced a warning (W=1).
> >>
> >> In this particular case rewrote the comment to start with the string "fall
> >> through", so as to match the regular expression expected by GCC.
> >>
> >> This commit remove the following warning:
> >>
> >> drivers/firewire/core-iso.c:308:7: warning: this statement may fall through [-Wimplicit-fallthrough=]
> >>
> >> Signed-off-by: Mathieu Malaterre <malat@xxxxxxxxxx>
> >> ---
> >> drivers/firewire/core-iso.c | 2 +-
> >> 1 file changed, 1 insertion(+), 1 deletion(-)
> >>
> >> diff --git a/drivers/firewire/core-iso.c b/drivers/firewire/core-iso.c
> >> index 35e784cffc23..d2d50bda5a5f 100644
> >> --- a/drivers/firewire/core-iso.c
> >> +++ b/drivers/firewire/core-iso.c
> >> @@ -308,7 +308,7 @@ static int manage_channel(struct fw_card *card, int irm_id, int generation,
> >> if ((data[0] & bit) == (data[1] & bit))
> >> continue;
> >>
> >> - /* 1394-1995 IRM, fall through to retry. */
> >> + /* fall through - 1394-1995 IRM to retry. */
> >> default:
> >> if (retry) {
> >> retry--;
> >> --
> >> 2.19.2
> >>