diff --git a/power/1.0/default/Power.cpp b/power/1.0/default/Power.cpp
index 6453f33..29594eb 100644
--- a/power/1.0/default/Power.cpp
+++ b/power/1.0/default/Power.cpp
@@ -44,8 +44,12 @@
 
 Return<void> Power::powerHint(PowerHint hint, int32_t data)  {
     int32_t param = data;
-    if (mModule->powerHint > 0)
-        mModule->powerHint(mModule, static_cast<power_hint_t>(hint), &param);
+    if (mModule->powerHint > 0) {
+        if (data)
+            mModule->powerHint(mModule, static_cast<power_hint_t>(hint), &param);
+        else
+            mModule->powerHint(mModule, static_cast<power_hint_t>(hint), NULL);
+    }
     return Void();
 }