treewide: Use fallthrough pseudo-keyword

Replace the existing /* fall through */ comments and its variants with
the new pseudo-keyword macro fallthrough[1]. Also, remove unnecessary
fall-through markings when it is the case.

[1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through

Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>

1 files changed, 14 insertions, 14 deletions

diff --git a/drivers/scsi/cxlflash/main.c b/drivers/scsi/cxlflash/main.c
index 94250ebe9e80..e72440d919d2 100644
--- a/drivers/scsi/cxlflash/main.c
+++ b/drivers/scsi/cxlflash/main.c
@@ -748,16 +748,16 @@ static void term_intr(struct cxlflash_cfg *cfg, enum undo_level level,
 		/* SISL_MSI_ASYNC_ERROR is setup only for the primary HWQ */
 		if (index == PRIMARY_HWQ)
 			cfg->ops->unmap_afu_irq(hwq->ctx_cookie, 3, hwq);
-		/* fall through */
+		fallthrough;
 	case UNMAP_TWO:
 		cfg->ops->unmap_afu_irq(hwq->ctx_cookie, 2, hwq);
-		/* fall through */
+		fallthrough;
 	case UNMAP_ONE:
 		cfg->ops->unmap_afu_irq(hwq->ctx_cookie, 1, hwq);
-		/* fall through */
+		fallthrough;
 	case FREE_IRQ:
 		cfg->ops->free_afu_irqs(hwq->ctx_cookie);
-		/* fall through */
+		fallthrough;
 	case UNDO_NOOP:
 		/* No action required */
 		break;
@@ -971,18 +971,18 @@ static void cxlflash_remove(struct pci_dev *pdev)
 	switch (cfg->init_state) {
 	case INIT_STATE_CDEV:
 		cxlflash_release_chrdev(cfg);
-		/* fall through */
+		fallthrough;
 	case INIT_STATE_SCSI:
 		cxlflash_term_local_luns(cfg);
 		scsi_remove_host(cfg->host);
-		/* fall through */
+		fallthrough;
 	case INIT_STATE_AFU:
 		term_afu(cfg);
-		/* fall through */
+		fallthrough;
 	case INIT_STATE_PCI:
 		cfg->ops->destroy_afu(cfg->afu_cookie);
 		pci_disable_device(pdev);
-		/* fall through */
+		fallthrough;
 	case INIT_STATE_NONE:
 		free_mem(cfg);
 		scsi_host_put(cfg->host);
@@ -2355,11 +2355,11 @@ retry:
 			cxlflash_schedule_async_reset(cfg);
 			break;
 		}
-		/* fall through - to retry */
+		fallthrough;	/* to retry */
 	case -EAGAIN:
 		if (++nretry < 2)
 			goto retry;
-		/* fall through - to exit */
+		fallthrough;	/* to exit */
 	default:
 		break;
 	}
@@ -2533,12 +2533,12 @@ static int cxlflash_eh_host_reset_handler(struct scsi_cmnd *scp)
 			cfg->state = STATE_NORMAL;
 		wake_up_all(&cfg->reset_waitq);
 		ssleep(1);
-		/* fall through */
+		fallthrough;
 	case STATE_RESET:
 		wait_event(cfg->reset_waitq, cfg->state != STATE_RESET);
 		if (cfg->state == STATE_NORMAL)
 			break;
-		/* fall through */
+		fallthrough;
 	default:
 		rc = FAILED;
 		break;
@@ -3019,7 +3019,7 @@ retry:
 		wait_event(cfg->reset_waitq, cfg->state != STATE_RESET);
 		if (cfg->state == STATE_NORMAL)
 			goto retry;
-		/* else, fall through */
+		fallthrough;
 	default:
 		/* Ideally should not happen */
 		dev_err(dev, "%s: Device is not ready, state=%d\n",
@@ -3531,7 +3531,7 @@ static long cxlflash_chr_ioctl(struct file *file, unsigned int cmd,
 		if (likely(do_ioctl))
 			break;
 
-		/* fall through */
+		fallthrough;
 	default:
 		rc = -EINVAL;
 		goto out;