Re: [PATCH 2/2] Bluetooth: Correctly annotate implicit fall through in __rfcomm_dlc_close

From: Mathieu Malaterre
Date: Fri Jan 25 2019 - 03:09:51 EST


On Thu, Jan 24, 2019 at 7:07 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 put the fall through comment on a separate line so
> as to match the regular expression expected by GCC.
>
> This commit removes the following warning:
>
> net/bluetooth/rfcomm/core.c:479:6: warning: this statement may fall through [-Wimplicit-fallthrough=]

Please discard, already fixed by :

6317950c1b9c Bluetooth: Mark expected switch fall-throughs

> Cc: Peter Hurley <peter@xxxxxxxxxxxxxxxxxx>
> Signed-off-by: Mathieu Malaterre <malat@xxxxxxxxxx>
> ---
> net/bluetooth/rfcomm/core.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c
> index 1a635df80643..caaae6accafa 100644
> --- a/net/bluetooth/rfcomm/core.c
> +++ b/net/bluetooth/rfcomm/core.c
> @@ -480,9 +480,8 @@ static int __rfcomm_dlc_close(struct rfcomm_dlc *d, int err)
> __rfcomm_dlc_disconn(d);
> break;
> }
> - /* if closing a dlc in a session that hasn't been started,
> - * just close and unlink the dlc
> - */
> + /* fall through - if closing a dlc in a session that hasn't */
> + /* been started, just close and unlink the dlc */
>
> default:
> rfcomm_dlc_clear_timer(d);
> --
> 2.19.2
>