Merge "Don't try to handle callbacks until mSystemReady is set." into rvc-dev am: 20f7d15884

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12180378

Change-Id: Ib00160c6ce11b4e9389a24b054a66ca266dfd66a

services/core/java/com/android/server/net/NetworkPolicyManagerService.java

@@ -5288,6 +5288,9 @@ public class NetworkPolicyManagerService extends INetworkPolicyManager.Stub {
         @Override
         public void onTempPowerSaveWhitelistChange(int appId, boolean added) {
             synchronized (mUidRulesFirstLock) {
+                if (!mSystemReady) {
+                    return;
+                }
                 mLogger.tempPowerSaveWlChanged(appId, added);
                 if (added) {
                     mPowerSaveTempWhitelistAppIds.put(appId, true);