3.10-stable review patch. If anyone has any objections, please let me know.
------------------
From: Michael Ellerman <michael@xxxxxxxxxxxxxx>
commit 0a48843d6c5114cfa4a9540ee4d6af87628cec01 upstream.
In power_pmu_enable() we can use the existing out label to reduce the
number of return paths.
Signed-off-by: Michael Ellerman <michael@xxxxxxxxxxxxxx>
Signed-off-by: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
arch/powerpc/perf/core-book3s.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
--- a/arch/powerpc/perf/core-book3s.c
+++ b/arch/powerpc/perf/core-book3s.c
@@ -919,12 +919,13 @@ static void power_pmu_enable(struct pmu
if (!ppmu)
return;
+
local_irq_save(flags);
+
cpuhw = &__get_cpu_var(cpu_hw_events);
- if (!cpuhw->disabled) {
- local_irq_restore(flags);
- return;
- }
+ if (!cpuhw->disabled)
+ goto out;
+
cpuhw->disabled = 0;
/*
--
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