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Date:   Fri, 20 Nov 2020 12:24:14 -0600
From:   "Gustavo A. R. Silva" <gustavoars@...nel.org>
To:     Steve French <sfrench@...ba.org>
Cc:     linux-cifs@...r.kernel.org, samba-technical@...ts.samba.org,
        linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>
Subject: [PATCH 003/141] cifs: Fix fall-through warnings for Clang

In preparation to enable -Wimplicit-fallthrough for Clang, fix multiple
warnings by explicitly adding multiple break/goto statements instead of
just 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>
---
 fs/cifs/inode.c     | 1 +
 fs/cifs/sess.c      | 1 +
 fs/cifs/smbdirect.c | 1 +
 3 files changed, 3 insertions(+)

diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 9ee5f304592f..ac01f9684b39 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -771,6 +771,7 @@ cifs_get_file_info(struct file *filp)
 		 */
 		rc = 0;
 		CIFS_I(inode)->time = 0;
+		goto cgfi_exit;
 	default:
 		goto cgfi_exit;
 	}
diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c
index de564368a887..6c2c42f8d893 100644
--- a/fs/cifs/sess.c
+++ b/fs/cifs/sess.c
@@ -812,6 +812,7 @@ cifs_select_sectype(struct TCP_Server_Info *server, enum securityEnum requested)
 				return NTLMv2;
 			if (global_secflags & CIFSSEC_MAY_NTLM)
 				return NTLM;
+			break;
 		default:
 			break;
 		}
diff --git a/fs/cifs/smbdirect.c b/fs/cifs/smbdirect.c
index b029ed31ef91..10dfe5006792 100644
--- a/fs/cifs/smbdirect.c
+++ b/fs/cifs/smbdirect.c
@@ -246,6 +246,7 @@ smbd_qp_async_error_upcall(struct ib_event *event, void *context)
 	case IB_EVENT_CQ_ERR:
 	case IB_EVENT_QP_FATAL:
 		smbd_disconnect_rdma_connection(info);
+		break;
 
 	default:
 		break;
-- 
2.27.0

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