[PATCH] scsi: aic7xxx: mark expected switch fall-throughs

Gustavo A. R. Silva
2018-10-04T06:59:11Z

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

Addresses-Coverity-ID: 114961 ("Missing break in switch")
Addresses-Coverity-ID: 114962 ("Missing break in switch")
Addresses-Coverity-ID: 114963 ("Missing break in switch")
Addresses-Coverity-ID: 114964 ("Missing break in switch")
Addresses-Coverity-ID: 114965 ("Missing break in switch")
Addresses-Coverity-ID: 114966 ("Missing break in switch")
Addresses-Coverity-ID: 114967 ("Missing break in switch")
Addresses-Coverity-ID: 114968 ("Missing break in switch")
Addresses-Coverity-ID: 114969 ("Missing break in switch")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
---
drivers/scsi/aic7xxx/aic7xxx_core.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/drivers/scsi/aic7xxx/aic7xxx_core.c b/drivers/scsi/aic7xxx/aic7xxx_core.c
index f3362f4..5fe5384 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_core.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_core.c
@@ -4920,24 +4920,30 @@ ahc_fini_scbdata(struct ahc_softc *ahc)
}
ahc_dma_tag_destroy(ahc, scb_data->sg_dmat);
}
+ /* fall through */
case 6:
ahc_dmamap_unload(ahc, scb_data->sense_dmat,
scb_data->sense_dmamap);
+ /* fall through */
case 5:
ahc_dmamem_free(ahc, scb_data->sense_dmat, scb_data->sense,
scb_data->sense_dmamap);
ahc_dmamap_destroy(ahc, scb_data->sense_dmat,
scb_data->sense_dmamap);
+ /* fall through */
case 4:
ahc_dma_tag_destroy(ahc, scb_data->sense_dmat);
+ /* fall through */
case 3:
ahc_dmamap_unload(ahc, scb_data->hscb_dmat,
scb_data->hscb_dmamap);
+ /* fall through */
case 2:
ahc_dmamem_free(ahc, scb_data->hscb_dmat, scb_data->hscbs,
scb_data->hscb_dmamap);
ahc_dmamap_destroy(ahc, scb_data->hscb_dmat,
scb_data->hscb_dmamap);
+ /* fall through */
case 1:
ahc_dma_tag_destroy(ahc, scb_data->hscb_dmat);
break;
@@ -6002,8 +6008,8 @@ ahc_search_qinfifo(struct ahc_softc *ahc, int target, char channel,
if ((scb->flags & SCB_ACTIVE) == 0)
printk("Inactive SCB in Waiting List\n");
ahc_done(ahc, scb);
- /* FALLTHROUGH */
}
+ /* fall through */
case SEARCH_REMOVE:
next = ahc_rem_wscb(ahc, next, prev);
break;
@@ -7008,8 +7014,8 @@ ahc_download_instr(struct ahc_softc *ahc, u_int instrptr, uint8_t *dconsts)
}
address -= address_offset;
fmt3_ins->address = address;
- /* FALLTHROUGH */
}
+ /* fall through */
case AIC_OP_OR:
case AIC_OP_AND:
case AIC_OP_XOR:
@@ -7035,7 +7041,7 @@ ahc_download_instr(struct ahc_softc *ahc, u_int instrptr, uint8_t *dconsts)
fmt1_ins->opcode = AIC_OP_AND;
fmt1_ins->immediate = 0xff;
}
- /* FALLTHROUGH */
+ /* fall through */
case AIC_OP_ROL:
if ((ahc->features & AHC_ULTRA2) != 0) {
int i, count;
--
2.7.4