Re: [PATCH 16/20] staging: lustre: lprocfs: mark expected switch fall-throughs

From: Dilger, Andreas
Date: Tue Oct 17 2017 - 19:00:36 EST


On Oct 12, 2017, at 10:17, Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx> wrote:
>
> In preparation to enabling -Wimplicit-fallthrough, mark switch cases
> where we are expecting to fall through.
>
> Addresses-Coverity-ID: 1271166
> Addresses-Coverity-ID: 1271167
> Addresses-Coverity-ID: 1271168
> Addresses-Coverity-ID: 1271169
> Signed-off-by: Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx>

Reviewed-by: Andreas Dilger <andreas.dilger@xxxxxxxxx>

> ---
> drivers/staging/lustre/lustre/obdclass/lprocfs_status.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c b/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c
> index e79485b..4ec582f 100644
> --- a/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c
> +++ b/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c
> @@ -1507,12 +1507,16 @@ int lprocfs_write_frac_u64_helper(const char __user *buffer,
> switch (tolower(*end)) {
> case 'p':
> units <<= 10;
> + /* fall through */
> case 't':
> units <<= 10;
> + /* fall through */
> case 'g':
> units <<= 10;
> + /* fall through */
> case 'm':
> units <<= 10;
> + /* fall through */
> case 'k':
> units <<= 10;
> }
> --
> 2.7.4
>

Cheers, Andreas
--
Andreas Dilger
Lustre Principal Architect
Intel Corporation