RE: [PATCH 12/41] scsi: bfa: bfa_ioc: Mark expected switch fall-throughs

From: Sudarsana Reddy Kalluru
Date: Fri Jan 11 2019 - 01:33:50 EST




-----Original Message-----
From: Gustavo A. R. Silva [mailto:gustavo@xxxxxxxxxxxxxx]
Sent: 11 January 2019 01:41
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 12/41] scsi: bfa: bfa_ioc: 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, in this particular case, I replaced "!!! fall through !!!"
>> comment with "fall through" annotations, which is what GCC is
>> expecting to find.
>>
>> Addresses-Coverity-ID: 146155 ("Missing break in switch")
>> Signed-off-by: Gustavo A. R. Silva <gustavo@xxxxxxxxxxxxxx>
>> ---
>> drivers/scsi/bfa/bfa_ioc.c | 9 +++------
>> 1 file changed, 3 insertions(+), 6 deletions(-)
>>
>> diff --git a/drivers/scsi/bfa/bfa_ioc.c b/drivers/scsi/bfa/bfa_ioc.c
>> index 16d3aeb0e572..32b24e51cce6 100644
>> --- a/drivers/scsi/bfa/bfa_ioc.c
>> +++ b/drivers/scsi/bfa/bfa_ioc.c
>> @@ -978,9 +978,7 @@ bfa_iocpf_sm_enabling(struct bfa_iocpf_s *iocpf, enum iocpf_event event)
>> case IOCPF_E_INITFAIL:
>> bfa_iocpf_timer_stop(ioc);
>> - /*
>> - * !!! fall through !!!
>> - */
>> + /* fall through */
>> case IOCPF_E_TIMEOUT:
>> writel(1, ioc->ioc_regs.ioc_sem_reg); @@ -1056,9 +1054,7 @@
>> bfa_iocpf_sm_disabling(struct bfa_iocpf_s *iocpf, enum iocpf_event event)
>> case IOCPF_E_FAIL:
>> bfa_iocpf_timer_stop(ioc);
>> - /*
>> - * !!! fall through !!!
>> - */
>> + /* fall through */
>> case IOCPF_E_TIMEOUT:
>> bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_FAIL); @@ -6007,6
>> +6003,7 @@ bfa_dconf_sm_final_sync(struct bfa_dconf_mod_s *dconf,
>> case BFA_DCONF_SM_IOCDISABLE:
>> case BFA_DCONF_SM_FLASH_COMP:
>> bfa_timer_stop(&dconf->timer);
>> + /* fall through */
>> case BFA_DCONF_SM_TIMEOUT:
>> bfa_sm_set_state(dconf, bfa_dconf_sm_uninit);
>> bfa_fsm_send_event(&dconf->bfa->iocfc, IOCFC_E_DCONF_DONE);
>>

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