perf/rapl: Fix crash in rapl_scale()

[platform/kernel/linux-stable.git] / arch / x86 / kernel / cpu / perf_event_intel_rapl.c

diff --git a/arch/x86/kernel/cpu/perf_event_intel_rapl.c b/arch/x86/kernel/cpu/perf_event_intel_rapl.c
index 6e434f8..c4bb8b8 100644 (file)
--- a/arch/x86/kernel/cpu/perf_event_intel_rapl.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_rapl.c
@@ -142,7 +142,7 @@ static inline u64 rapl_scale(u64 v)
         * or use ldexp(count, -32).
         * Watts = Joules/Time delta
         */
-       return v << (32 - __this_cpu_read(rapl_pmu->hw_unit));
+       return v << (32 - __this_cpu_read(rapl_pmu)->hw_unit);
 }
 
 static u64 rapl_event_update(struct perf_event *event)