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authorGustavo A. R. Silva <gustavoars@kernel.org>2020-11-20 12:27:16 -0600
committerMartin K. Petersen <martin.petersen@oracle.com>2020-12-02 12:59:46 -0500
commit995ae10f8000699b6ac8186489235bc9f0b8de34 (patch)
treee4e6f342d7dcf9984d4106921c52ebe64f24a71c
parent9d8de441db261dbb4abb989674a62d1c13fe4f93 (diff)
scsi: aic7xxx: Fix fall-through warnings for Clang
In preparation to enable -Wimplicit-fallthrough for Clang, fix multiple warnings by explicitly adding multiple break statements instead of just letting the code fall through to the next case, and by adding fallthrough statements in places where the code is intended to fall through, and finally by replacing /* FALLTHROUGH */ comments with the new pseudo-keyword macro fallthrough. Link: https://github.com/KSPP/linux/issues/115 Link: https://lore.kernel.org/r/1a7cd2f77623e6ab46bbec0b6103b18491419206.1605896059.git.gustavoars@kernel.org Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
-rw-r--r--drivers/scsi/aic7xxx/aic79xx_core.c4
-rw-r--r--drivers/scsi/aic7xxx/aic7xxx_core.c4
2 files changed, 5 insertions, 3 deletions
diff --git a/drivers/scsi/aic7xxx/aic79xx_core.c b/drivers/scsi/aic7xxx/aic79xx_core.c
index 78560a85b1e3..c55b5880eb7e 100644
--- a/drivers/scsi/aic7xxx/aic79xx_core.c
+++ b/drivers/scsi/aic7xxx/aic79xx_core.c
@@ -6130,6 +6130,7 @@ ahd_free(struct ahd_softc *ahd)
fallthrough;
case 2:
ahd_dma_tag_destroy(ahd, ahd->shared_data_dmat);
+ break;
case 1:
break;
case 0:
@@ -6542,8 +6543,8 @@ ahd_fini_scbdata(struct ahd_softc *ahd)
kfree(hscb_map);
}
ahd_dma_tag_destroy(ahd, scb_data->hscb_dmat);
- /* FALLTHROUGH */
}
+ fallthrough;
case 4:
case 3:
case 2:
@@ -8907,6 +8908,7 @@ ahd_handle_scsi_status(struct ahd_softc *ahd, struct scb *scb)
break;
case SIU_PFC_ILLEGAL_REQUEST:
printk("Illegal request\n");
+ break;
default:
break;
}
diff --git a/drivers/scsi/aic7xxx/aic7xxx_core.c b/drivers/scsi/aic7xxx/aic7xxx_core.c
index 4ef7af8c0f55..b1b852fe940b 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_core.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_core.c
@@ -4478,6 +4478,7 @@ ahc_free(struct ahc_softc *ahc)
fallthrough;
case 2:
ahc_dma_tag_destroy(ahc, ahc->shared_data_dmat);
+ fallthrough;
case 1:
break;
case 0:
@@ -5865,9 +5866,8 @@ ahc_search_qinfifo(struct ahc_softc *ahc, int target, char channel,
if ((scb->flags & SCB_ACTIVE) == 0)
printk("Inactive SCB in qinfifo\n");
ahc_done(ahc, scb);
-
- /* FALLTHROUGH */
}
+ fallthrough;
case SEARCH_REMOVE:
break;
case SEARCH_COUNT: