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Subject: Re: [PATCH 34/41] scsi: osst: mark expected switch fall-throughs
From:   "Gustavo A. R. Silva" <gustavo@embeddedor.com>
To:     Willem Riede <osst@riede.org>, osst-users@lists.sourceforge.net
Cc:     "James E.J. Bottomley" <jejb@linux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@oracle.com>,
        linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org
References: <cover.1543374820.git.gustavo@embeddedor.com>
 <c4e37b918b0e3aa338406b7adea6c2e9760b360b.1543374820.git.gustavo@embeddedor.com>
 <a52ce9b1-3a15-6ade-5f69-64d2d9d5a511@embeddedor.com>
Message-ID: <7d03d419-339e-afbc-d522-ba8ae66bfdd0@embeddedor.com>
Date:   Thu, 10 Jan 2019 13:58:11 -0600
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Hi,

Friendly ping (second one):

Who can ack/review/take this patch, please?

Thanks
--
Gustavo

On 12/19/18 6:07 PM, Gustavo A. R. Silva wrote:
> 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 */
>>