linux-hardening - [PATCH 061/141] tee: Fix fall-through warnings for Clang

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Message-ID: <c505109fe0c02f648e16caa83d8a9773afd696b1.1605896059.git.gustavoars@kernel.org>
Date:   Fri, 20 Nov 2020 12:33:19 -0600
From:   "Gustavo A. R. Silva" <gustavoars@...nel.org>
To:     Jens Wiklander <jens.wiklander@...aro.org>
Cc:     op-tee@...ts.trustedfirmware.org, linux-kernel@...r.kernel.org,
        linux-hardening@...r.kernel.org,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>
Subject: [PATCH 061/141] tee: 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/tee/tee_core.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/tee/tee_core.c b/drivers/tee/tee_core.c
index 6ade4a5c4840..5fdf26688230 100644
--- a/drivers/tee/tee_core.c
+++ b/drivers/tee/tee_core.c
@@ -452,6 +452,7 @@ static int params_to_user(struct tee_ioctl_param __user *uparams,
 		case TEE_IOCTL_PARAM_ATTR_TYPE_MEMREF_INOUT:
 			if (put_user((u64)p->u.memref.size, &up->b))
 				return -EFAULT;
+			break;
 		default:
 			break;
 		}
-- 
2.27.0