Re: [PATCH v2] staging: atomisp: Remove unnecessary 'fallthrough'

From: Gustavo A. R. Silva
Date: Mon Aug 31 2020 - 10:22:48 EST


On Mon, Aug 31, 2020 at 04:51:04PM +0300, Cengiz Can wrote:
> commit df561f6688fe ("treewide: Use fallthrough pseudo-keyword") from
> Gustavo A. R. Silva replaced and standardized /* fallthrough */ comments
> with 'fallthrough' pseudo-keyword.
>
> However, in one of the switch-case statements, Coverity Static Analyzer
> throws a warning that 'fallthrough' is unreachable due to the adjacent
> 'return false' statement. (Coverity ID CID 1466511)
>
> In order to fix the unreachable code warning, remove unnecessary
> fallthrough keyword.
>
> Signed-off-by: Cengiz Can <cengiz@xxxxxxxxxx>

Reviewed-by: Gustavo A. R. Silva <gustavoars@xxxxxxxxxx>

Thanks
--
Gustavo

> ---
> drivers/staging/media/atomisp/pci/atomisp_compat_css20.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c b/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c
> index 1b2b2c68025b..feb26c221e96 100644
> --- a/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c
> +++ b/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c
> @@ -711,7 +711,6 @@ static bool is_pipe_valid_to_current_run_mode(struct atomisp_sub_device *asd,
> return true;
>
> return false;
> - fallthrough;
> case ATOMISP_RUN_MODE_VIDEO:
> if (!asd->continuous_mode->val) {
> if (pipe_id == IA_CSS_PIPE_ID_VIDEO ||
> --
> 2.28.0
>