Re: [PATCH] scsi: mark expected switch fall-throughs

From: Martin K. Petersen
Date: Wed Oct 10 2018 - 22:49:58 EST



Hi Gustavo,

> In preparation to enabling -Wimplicit-fallthrough, mark switch cases
> where we are expecting to fall through.

I'm not entirely convinced that all these identified fall through cases
are intentional. From a quick glance, some of them look like bugs...

> diff --git a/drivers/scsi/ips.c b/drivers/scsi/ips.c
> index bd6ac6b..8e1c45d 100644
> --- a/drivers/scsi/ips.c
> +++ b/drivers/scsi/ips.c
> @@ -3485,6 +3485,7 @@ ips_send_cmd(ips_ha_t * ha, ips_scb_t * scb)
>
> case START_STOP:
> scb->scsi_cmd->result = DID_OK << 16;
> + /* fall through */
>
> case TEST_UNIT_READY:
> case INQUIRY:

--
Martin K. Petersen Oracle Linux Engineering