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SubjectRe: [PATCH 34/41] scsi: osst: mark expected switch fall-throughs
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Date
Hi,

Friendly ping:

Who can ack or review this patch, please?

Thanks
--
Gustavo

On 11/27/18 10:33 PM, Gustavo A. R. Silva wrote:
> In preparation to enabling -Wimplicit-fallthrough, mark switch cases
> where we are expecting to fall through.
>
> Addresses-Coverity-ID: 114983 ("Missing break in switch")
> Addresses-Coverity-ID: 114984 ("Missing break in switch")
> Addresses-Coverity-ID: 114985 ("Missing break in switch")
> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
> ---
> drivers/scsi/osst.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/drivers/scsi/osst.c b/drivers/scsi/osst.c
> index 664c1238a87f..7e877b43785d 100644
> --- a/drivers/scsi/osst.c
> +++ b/drivers/scsi/osst.c
> @@ -216,12 +216,14 @@ static void osst_analyze_sense(struct osst_request *SRpnt, struct st_cmdstatus *
> switch (sense[0] & 0x7f) {
> case 0x71:
> s->deferred = 1;
> + /* fall through */
> case 0x70:
> s->fixed_format = 1;
> s->flags = sense[2] & 0xe0;
> break;
> case 0x73:
> s->deferred = 1;
> + /* fall through */
> case 0x72:
> s->fixed_format = 0;
> ucp = scsi_sense_desc_find(sense, SCSI_SENSE_BUFFERSIZE, 4);
> @@ -591,6 +593,7 @@ static void osst_init_aux(struct osst_tape * STp, int frame_type, int frame_seq_
> dat->dat_list[0].flags = frame_type==OS_FRAME_TYPE_MARKER?
> OS_DAT_FLAGS_MARK:OS_DAT_FLAGS_DATA;
> dat->dat_list[0].reserved = 0;
> + /* fall through */
> case OS_FRAME_TYPE_EOD:
> aux->update_frame_cntr = htonl(0);
> par->partition_num = OS_DATA_PARTITION;
> @@ -4086,6 +4089,7 @@ static int osst_int_ioctl(struct osst_tape * STp, struct osst_request ** aSRpnt,
> switch (cmd_in) {
> case MTFSFM:
> chg_eof = 0; /* Changed from the FSF after this */
> + /* fall through */
> case MTFSF:
> if (STp->raw)
> return (-EIO);
> @@ -4101,6 +4105,7 @@ static int osst_int_ioctl(struct osst_tape * STp, struct osst_request ** aSRpnt,
>
> case MTBSF:
> chg_eof = 0; /* Changed from the FSF after this */
> + /* fall through */
> case MTBSFM:
> if (STp->raw)
> return (-EIO);
> @@ -4312,6 +4317,7 @@ static int osst_int_ioctl(struct osst_tape * STp, struct osst_request ** aSRpnt,
> name, STp->block_size);
> return 0;
> }
> + /* fall through */
> case MTSETDENSITY: /* Set tape density */
> case MTSETDRVBUFFER: /* Set drive buffering */
> case SET_DENS_AND_BLK: /* Set density and block size */
>

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