linux-kernel - [PATCH 138/141] xen/manage: Fix fall-through warnings for Clang

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Date:   Fri, 20 Nov 2020 12:40:55 -0600
From:   "Gustavo A. R. Silva" <gustavoars@...nel.org>
To:     Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        Juergen Gross <jgross@...e.com>,
        Stefano Stabellini <sstabellini@...nel.org>
Cc:     xen-devel@...ts.xenproject.org, linux-kernel@...r.kernel.org,
        linux-hardening@...r.kernel.org,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>
Subject: [PATCH 138/141] xen/manage: 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/xen/manage.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c
index cd046684e0d1..374d36de7f5a 100644
--- a/drivers/xen/manage.c
+++ b/drivers/xen/manage.c
@@ -179,6 +179,7 @@ static int poweroff_nb(struct notifier_block *cb, unsigned long code, void *unus
 	case SYS_HALT:
 	case SYS_POWER_OFF:
 		shutting_down = SHUTDOWN_POWEROFF;
+		break;
 	default:
 		break;
 	}
-- 
2.27.0