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

["Gustavo A. R. Silva" <gustavoars@xxxxxxxxxx>]

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@xxxxxxxxxx>
---
 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