Merge "Make sure mTransmitPowerInfo is always populated"
diff --git a/telephony/java/android/telephony/ModemActivityInfo.java b/telephony/java/android/telephony/ModemActivityInfo.java
index 43bc85c..d105fe3 100644
--- a/telephony/java/android/telephony/ModemActivityInfo.java
+++ b/telephony/java/android/telephony/ModemActivityInfo.java
@@ -20,11 +20,10 @@
 import android.annotation.SystemApi;
 import android.os.Parcel;
 import android.os.Parcelable;
-
 import android.os.SystemClock;
 import android.util.Range;
+
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.List;
 
 /**
@@ -64,17 +63,20 @@
         mTimestamp = timestamp;
         mSleepTimeMs = sleepTimeMs;
         mIdleTimeMs = idleTimeMs;
-        if (txTimeMs != null) {
-            populateTransmitPowerRange(txTimeMs);
-        }
+        populateTransmitPowerRange(txTimeMs);
         mRxTimeMs = rxTimeMs;
     }
 
     /** helper API to populate tx power range for each bucket **/
     private void populateTransmitPowerRange(@NonNull int[] transmitPowerMs) {
-        for (int i = 0; i < Math.min(transmitPowerMs.length, TX_POWER_LEVELS); i++) {
+        int i = 0;
+        for ( ; i < Math.min(transmitPowerMs.length, TX_POWER_LEVELS); i++) {
             mTransmitPowerInfo.add(i, new TransmitPower(TX_POWER_RANGES[i], transmitPowerMs[i]));
         }
+        // Make sure that mTransmitPowerInfo is fully initialized.
+        for ( ; i < TX_POWER_LEVELS; i++) {
+            mTransmitPowerInfo.add(i, new TransmitPower(TX_POWER_RANGES[i], 0));
+        }
     }
 
     @Override