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Subject[PATCH] ARC: perf: Remove redundant initialization of variable idx
Date
The variable idx is being initialized with a value that is never
read, it is being updated later on. The assignment is redundant and
can be removed.

Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
---
arch/arc/kernel/perf_event.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arc/kernel/perf_event.c b/arch/arc/kernel/perf_event.c
index 145722f80c9b..f5dd799ddb9e 100644
--- a/arch/arc/kernel/perf_event.c
+++ b/arch/arc/kernel/perf_event.c
@@ -361,7 +361,7 @@ static int arc_pmu_add(struct perf_event *event, int flags)
{
struct arc_pmu_cpu *pmu_cpu = this_cpu_ptr(&arc_pmu_cpu);
struct hw_perf_event *hwc = &event->hw;
- int idx = hwc->idx;
+ int idx;

idx = ffz(pmu_cpu->used_mask[0]);
if (idx == arc_pmu->n_counters)
--
2.33.1
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