On 10/3/18 5:44 PM, Don.Brace@xxxxxxxxxxxxx wrote:
> ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
> *From:*Gustavo A. R. Silva <gustavo@xxxxxxxxxxxxxx>
> *Sent:* Wednesday, October 3, 2018 9:55 AM
> *To:* Don Brace; James E.J. Bottomley; Martin K. Petersen; Adaptec OEM Raid Solutions; Willem Riede; Kai Mäkisara
> *Cc:* esc.storagedev@xxxxxxxxxxxxx; linux-scsi@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; osst-users@xxxxxxxxxxxxxxxxxxxxx; Gustavo A. R. Silva
> *Subject:* [PATCH] scsi: mark expected switch fall-throughs
>
>
>
> In preparation to enabling -Wimplicit-fallthrough, mark switch cases
> where we are expecting to fall through.
>
> Signed-off-by: Gustavo A. R. Silva <gustavo@xxxxxxxxxxxxxx>
> ---
> drivers/scsi/hpsa.c | 5 +++++
> drivers/scsi/ips.c | 1 +
> drivers/scsi/osst.c | 6 ++++++
> drivers/scsi/ppa.c | 1 +
> drivers/scsi/st.c | 4 ++++
> 5 files changed, 17 insertions(+)
>
> diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
> index f903983..fb6a356 100644
> --- a/drivers/scsi/hpsa.c
> +++ b/drivers/scsi/hpsa.c
> @@ -4662,6 +4662,7 @@ static int fixup_ioaccel_cdb(u8 *cdb, int *cdb_len)
> case WRITE_6:
> case WRITE_12:
> is_write = 1;
> + /* fall through */
> case READ_6:
> case READ_12:
> if (*cdb_len == 6) {
> @@ -5092,6 +5093,7 @@ static int hpsa_scsi_ioaccel_raid_map(struct ctlr_info *h,
> switch (cmd->cmnd[0]) {
> case WRITE_6:
> is_write = 1;
> + /* fall through */
> case READ_6:
> first_block = (((cmd->cmnd[1] & 0x1F) << 16) |
> (cmd->cmnd[2] << 8) |
> @@ -5102,6 +5104,7 @@ static int hpsa_scsi_ioaccel_raid_map(struct ctlr_info *h,
> break;
> case WRITE_10:
> is_write = 1;
> + /* fall through */
> case READ_10:
> first_block =
> (((u64) cmd->cmnd[2]) << 24) |
> @@ -5114,6 +5117,7 @@ static int hpsa_scsi_ioaccel_raid_map(struct ctlr_info *h,
> break;
> case WRITE_12:
> is_write = 1;
> + /* fall through */
> case READ_12:
> first_block =
> (((u64) cmd->cmnd[2]) << 24) |
> @@ -5128,6 +5132,7 @@ static int hpsa_scsi_ioaccel_raid_map(struct ctlr_info *h,
> break;
> case WRITE_16:
> is_write = 1;
> + /* fall through */
> case READ_16:
> first_block =
> (((u64) cmd->cmnd[2]) << 56) |
>
>
>
> Tested-by: Don Brace <don.brace@xxxxxxxxxxxxx>
> Acked-by: Don Brace <don.brace@xxxxxxxxxxxxx>
>
Thanks for this, but please don't remove the Coverity tags.
--
Gustavo
