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-rw-r--r--arch/s390/kernel/perf_cpum_sf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/kernel/perf_cpum_sf.c b/arch/s390/kernel/perf_cpum_sf.c
index 2c1d4188e987..72c73cfa648f 100644
--- a/arch/s390/kernel/perf_cpum_sf.c
+++ b/arch/s390/kernel/perf_cpum_sf.c
@@ -758,7 +758,6 @@ static int __hw_perf_event_init(struct perf_event *event)
reserve_pmc_hardware();
refcount_set(&num_events, 1);
}
- mutex_unlock(&pmc_reserve_mutex);
event->destroy = hw_perf_event_destroy;
/* Access per-CPU sampling information (query sampling info) */
@@ -847,6 +846,7 @@ static int __hw_perf_event_init(struct perf_event *event)
if (is_default_overflow_handler(event))
event->overflow_handler = cpumsf_output_event_pid;
out:
+ mutex_unlock(&pmc_reserve_mutex);
return err;
}