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Subject[PATCH] arm_pmu: mark expected switch fall-through
Date
Mark switch cases where we are expecting to fall through,
fixes the following warning:

drivers/perf/arm_pmu.c: In function ‘cpu_pm_pmu_notify’:
drivers/perf/arm_pmu.c:726:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
cpu_pm_pmu_setup(armpmu, cmd);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/perf/arm_pmu.c:727:2: note: here
case CPU_PM_ENTER_FAILED:
^~~~

Signed-off-by: Matteo Croce <mcroce@redhat.com>
---
drivers/perf/arm_pmu.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/perf/arm_pmu.c b/drivers/perf/arm_pmu.c
index 2d06b8095a19..3eb711066a22 100644
--- a/drivers/perf/arm_pmu.c
+++ b/drivers/perf/arm_pmu.c
@@ -724,6 +724,7 @@ static int cpu_pm_pmu_notify(struct notifier_block *b, unsigned long cmd,
break;
case CPU_PM_EXIT:
cpu_pm_pmu_setup(armpmu, cmd);
+ /* fallthrough */
case CPU_PM_ENTER_FAILED:
armpmu->start(armpmu);
break;
--
2.21.0
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