Merge "Clear calling identity before calling to DeviceIdleController" am: 6216ab81c1 am: bc0f38ed9e am: e233c0dc29

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2529739

Change-Id: I792f370e7e86daa58f7b609d1e937bafec901882
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/services/core/java/com/android/server/connectivity/Vpn.java b/services/core/java/com/android/server/connectivity/Vpn.java
index 7e48f68..0f17139 100644
--- a/services/core/java/com/android/server/connectivity/Vpn.java
+++ b/services/core/java/com/android/server/connectivity/Vpn.java
@@ -969,15 +969,21 @@
         // Allow VpnManager app to temporarily run background services to handle this error.
         // If an app requires anything beyond this grace period, they MUST either declare
         // themselves as a foreground service, or schedule a job/workitem.
-        DeviceIdleInternal idleController = mDeps.getDeviceIdleInternal();
-        idleController.addPowerSaveTempWhitelistApp(Process.myUid(), packageName,
-                VPN_MANAGER_EVENT_ALLOWLIST_DURATION_MS, mUserId, false, REASON_VPN,
-                "VpnManager event");
+        final long token = Binder.clearCallingIdentity();
         try {
-            return mUserIdContext.startService(intent) != null;
-        } catch (RuntimeException e) {
-            Log.e(TAG, "Service of VpnManager app " + intent + " failed to start", e);
-            return false;
+            final DeviceIdleInternal idleController = mDeps.getDeviceIdleInternal();
+            idleController.addPowerSaveTempWhitelistApp(Process.myUid(), packageName,
+                    VPN_MANAGER_EVENT_ALLOWLIST_DURATION_MS, mUserId, false, REASON_VPN,
+                    "VpnManager event");
+
+            try {
+                return mUserIdContext.startService(intent) != null;
+            } catch (RuntimeException e) {
+                Log.e(TAG, "Service of VpnManager app " + intent + " failed to start", e);
+                return false;
+            }
+        } finally {
+            Binder.restoreCallingIdentity(token);
         }
     }