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-rw-r--r--kernel/perf_event.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index 2a060be3b07..45b7aec5545 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -2933,7 +2933,7 @@ again:
2933 */ 2933 */
2934 2934
2935 if (!local_dec_and_test(&data->nest)) 2935 if (!local_dec_and_test(&data->nest))
2936 return; 2936 goto out;
2937 2937
2938 /* 2938 /*
2939 * Publish the known good head. Rely on the full barrier implied 2939 * Publish the known good head. Rely on the full barrier implied
@@ -2954,6 +2954,7 @@ again:
2954 if (handle->wakeup != local_read(&data->wakeup)) 2954 if (handle->wakeup != local_read(&data->wakeup))
2955 perf_output_wakeup(handle); 2955 perf_output_wakeup(handle);
2956 2956
2957 out:
2957 preempt_enable(); 2958 preempt_enable();
2958} 2959}
2959 2960