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authorColin Ian King <colin.i.king@googlemail.com>2021-11-26 22:23:12 +0000
committerVineet Gupta <vineetg@rivosinc.com>2021-12-28 19:48:48 -0800
commite296c2e1cd70b2dd9b3c294c37ed4e14833b3f31 (patch)
tree3a1646e22dd6c10cc7aac05aa3ebad8db6282ffc /arch/arc
parent753150ada5e9c43ffa4cd3de552923656e962519 (diff)
downloadlinux-e296c2e1cd70b2dd9b3c294c37ed4e14833b3f31.tar.bz2
ARC: perf: Remove redundant initialization of variable idx
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. Reviewed-by: Vladimir Isaev <isaev@synopsys.com> Signed-off-by: Colin Ian King <colin.i.king@gmail.com> Signed-off-by: Vineet Gupta <vineetg@rivosinc.com>
Diffstat (limited to 'arch/arc')
-rw-r--r--arch/arc/kernel/perf_event.c2
1 files changed, 1 insertions, 1 deletions
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)