1 files changed, 2 insertions, 2 deletions

diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index bd8743024204..c1bbed1021d9 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -2229,10 +2229,10 @@ validate_event(struct cpu_hw_events *cpuc, struct perf_event *event)
 {
         struct hw_perf_event fake_event = event->hw;
 
-        if (event->pmu != &pmu)
+        if (event->pmu && event->pmu != &pmu)
                 return 0;
 
-        return x86_schedule_event(cpuc, &fake_event);
+        return x86_schedule_event(cpuc, &fake_event) >= 0;
 }
 
 static int validate_group(struct perf_event *event)