linux-hardening - [PATCH 123/141] scsi: lpfc: Fix fall-through warnings for Clang

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Date:   Fri, 20 Nov 2020 12:39:31 -0600
From:   "Gustavo A. R. Silva" <gustavoars@...nel.org>
To:     James Smart <james.smart@...adcom.com>,
        Dick Kennedy <dick.kennedy@...adcom.com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>
Cc:     linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-hardening@...r.kernel.org,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>
Subject: [PATCH 123/141] scsi: lpfc: Fix fall-through warnings for Clang

In preparation to enable -Wimplicit-fallthrough for Clang, fix a warning
by explicitly adding a break statement instead of letting the code fall
through to the next case.

Link: https://github.com/KSPP/linux/issues/115
Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org>
---
 drivers/scsi/lpfc/lpfc_bsg.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/scsi/lpfc/lpfc_bsg.c b/drivers/scsi/lpfc/lpfc_bsg.c
index 6f9d648a9b9c..d6394281fad1 100644
--- a/drivers/scsi/lpfc/lpfc_bsg.c
+++ b/drivers/scsi/lpfc/lpfc_bsg.c
@@ -3535,6 +3535,7 @@ static int lpfc_bsg_check_cmd_access(struct lpfc_hba *phba,
 				mb->mbxCommand);
 			return -EPERM;
 		}
+		break;
 	case MBX_WRITE_NV:
 	case MBX_WRITE_VPARMS:
 	case MBX_LOAD_SM:
-- 
2.27.0