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-rw-r--r--arch/x86/kernel/cpu/perf_counter.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/x86/kernel/cpu/perf_counter.c b/arch/x86/kernel/cpu/perf_counter.c
index dbdf712..a6c8b27 100644
--- a/arch/x86/kernel/cpu/perf_counter.c
+++ b/arch/x86/kernel/cpu/perf_counter.c
@@ -924,6 +924,8 @@ static int __hw_perf_counter_init(struct perf_counter *counter)
if (err)
return err;
+ counter->destroy = hw_perf_counter_destroy;
+
/*
* Generate PMC IRQs:
* (keep 'enabled' bit clear for now)
@@ -953,8 +955,6 @@ static int __hw_perf_counter_init(struct perf_counter *counter)
return -EOPNOTSUPP;
}
- counter->destroy = hw_perf_counter_destroy;
-
/*
* Raw event type provide the config in the event structure
*/
@@ -2107,8 +2107,11 @@ const struct pmu *hw_perf_counter_init(struct perf_counter *counter)
int err;
err = __hw_perf_counter_init(counter);
- if (err)
+ if (err) {
+ if (counter->destroy)
+ counter->destroy(counter);
return ERR_PTR(err);
+ }
return &pmu;
}