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Date:   Fri, 20 Nov 2020 12:32:32 -0600
From:   "Gustavo A. R. Silva" <gustavoars@...nel.org>
To:     "Martin K. Petersen" <martin.petersen@...cle.com>
Cc:     linux-scsi@...r.kernel.org, target-devel@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>
Subject: [PATCH 054/141] target: Fix fall-through warnings for Clang

In preparation to enable -Wimplicit-fallthrough for Clang, fix a couple
of warnings by explicitly adding a break statement and a fallthrough
pseudo-keyword 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/target/target_core_iblock.c | 1 +
 drivers/target/target_core_pr.c     | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index f2bd2e207e0b..8ed93fd205c7 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -211,6 +211,7 @@ static unsigned long long iblock_emulate_read_cap_with_block_size(
 			break;
 		case 512:
 			blocks_long <<= 3;
+			break;
 		default:
 			break;
 		}
diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c
index 5f79ea05f9b8..14db5e568f22 100644
--- a/drivers/target/target_core_pr.c
+++ b/drivers/target/target_core_pr.c
@@ -337,6 +337,7 @@ static int core_scsi3_pr_seq_non_holder(struct se_cmd *cmd, u32 pr_reg_type,
 	switch (pr_reg_type) {
 	case PR_TYPE_WRITE_EXCLUSIVE:
 		we = 1;
+		fallthrough;
 	case PR_TYPE_EXCLUSIVE_ACCESS:
 		/*
 		 * Some commands are only allowed for the persistent reservation
-- 
2.27.0

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