RE: [PATCH 11/41] scsi: bfa: bfa_fcs_rport: Mark expected switch fall-throughs

From: Sudarsana Reddy Kalluru
Date: Fri Jan 11 2019 - 01:34:10 EST



-----Original Message-----
From: Gustavo A. R. Silva [mailto:gustavo@xxxxxxxxxxxxxx]
Sent: 11 January 2019 01:42
To: Anil Gurumurthy <anil.gurumurthy@xxxxxxxxxx>; Sudarsana Kalluru <sudarsana.kalluru@xxxxxxxxxx>
Cc: James E.J. Bottomley <jejb@xxxxxxxxxxxxx>; Martin K. Petersen <martin.petersen@xxxxxxxxxx>; linux-scsi@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx
Subject: Re: [PATCH 11/41] scsi: bfa: bfa_fcs_rport: Mark expected switch fall-throughs

External Email

Hi,

Friendly ping (second one):

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

Thanks
--
Gustavo

On 12/19/18 9:39 AM, Gustavo A. R. Silva wrote:
> Hi,
>
> Friendly ping:
>
> Who can ack or review this patch, please?
>
> Thanks
> --
> Gustavo
>
> On 11/27/18 10:27 PM, Gustavo A. R. Silva wrote:
>> In preparation to enabling -Wimplicit-fallthrough, mark switch cases
>> where we are expecting to fall through.
>>
>> Notice that I replaced "!! fall through !!" and "!!! fall through !!!"
>> comments with "fall through" annotations, which is what GCC is
>> expecting to find.
>>
>> Addresses-Coverity-ID: 744899 ("Missing break in switch")
>> Addresses-Coverity-ID: 744900 ("Missing break in switch")
>> Addresses-Coverity-ID: 744901 ("Missing break in switch")
>> Signed-off-by: Gustavo A. R. Silva <gustavo@xxxxxxxxxxxxxx>
>> ---
>> drivers/scsi/bfa/bfa_fcs_rport.c | 19 +++++++------------
>> 1 file changed, 7 insertions(+), 12 deletions(-)
>>
>> diff --git a/drivers/scsi/bfa/bfa_fcs_rport.c
>> b/drivers/scsi/bfa/bfa_fcs_rport.c
>> index de50349a39ce..1e400f2aaece 100644
>> --- a/drivers/scsi/bfa/bfa_fcs_rport.c
>> +++ b/drivers/scsi/bfa/bfa_fcs_rport.c
>> @@ -427,17 +427,13 @@ bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport, enum rport_event event)
>> case RPSM_EVENT_LOGO_RCVD:
>> bfa_fcs_rport_send_logo_acc(rport);
>> - /*
>> - * !! fall through !!
>> - */
>> + /* fall through */
>> case RPSM_EVENT_PRLO_RCVD:
>> if (rport->prlo == BFA_TRUE)
>> bfa_fcs_rport_send_prlo_acc(rport);
>> bfa_fcxp_discard(rport->fcxp);
>> - /*
>> - * !! fall through !!
>> - */
>> + /* fall through */
>> case RPSM_EVENT_FAILED:
>> if (rport->plogi_retries < BFA_FCS_RPORT_MAX_RETRIES) {
>> rport->plogi_retries++; @@ -868,9 +864,7 @@
>> bfa_fcs_rport_sm_adisc_online(struct bfa_fcs_rport_s *rport,
>> * At least go offline when a PLOGI is received.
>> */
>> bfa_fcxp_discard(rport->fcxp);
>> - /*
>> - * !!! fall through !!!
>> - */
>> + /* fall through */
>> case RPSM_EVENT_FAILED:
>> case RPSM_EVENT_ADDRESS_CHANGE:
>> @@ -1056,6 +1050,7 @@ bfa_fcs_rport_sm_fc4_logosend(struct bfa_fcs_rport_s *rport,
>> case RPSM_EVENT_LOGO_RCVD:
>> bfa_fcs_rport_send_logo_acc(rport);
>> + /* fall through */
>> case RPSM_EVENT_PRLO_RCVD:
>> if (rport->prlo == BFA_TRUE)
>> bfa_fcs_rport_send_prlo_acc(rport);
>> @@ -1144,9 +1139,7 @@ bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport,
>> bfa_fcs_rport_send_plogiacc(rport, NULL);
>> break;
>> }
>> - /*
>> - * !! fall through !!
>> - */
>> + /* fall through */
>> case RPSM_EVENT_ADDRESS_CHANGE:
>> if (!bfa_fcs_lport_is_online(rport->port)) { @@ -1303,6
>> +1296,7 @@ bfa_fcs_rport_sm_hcb_logosend(struct bfa_fcs_rport_s *rport,
>> case RPSM_EVENT_LOGO_RCVD:
>> bfa_fcs_rport_send_logo_acc(rport);
>> + /* fall through */
>> case RPSM_EVENT_PRLO_RCVD:
>> if (rport->prlo == BFA_TRUE)
>> bfa_fcs_rport_send_prlo_acc(rport);
>> @@ -1346,6 +1340,7 @@ bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport,
>> case RPSM_EVENT_LOGO_RCVD:
>> bfa_fcs_rport_send_logo_acc(rport);
>> + /* fall through */
>> case RPSM_EVENT_PRLO_RCVD:
>> if (rport->prlo == BFA_TRUE)
>> bfa_fcs_rport_send_prlo_acc(rport);
>>

Acked-by: Sudarsana Kalluru <Sudarsana.Kalluru@xxxxxxxxxx>