Don't throw if hint session death link doesn't exist

Bug: 313458589
Test: atest HintManagerServiceTest
Change-Id: I985a1869bd7575cad44a21394dc4d68d2248be6c

1 files changed, 6 insertions, 1 deletions

diff --git a/services/core/java/com/android/server/power/hint/HintManagerService.java b/services/core/java/com/android/server/power/hint/HintManagerService.java
index ee3b74653b75..ca5ecc6b865f 100644
--- a/services/core/java/com/android/server/power/hint/HintManagerService.java
+++ b/services/core/java/com/android/server/power/hint/HintManagerService.java
@@ -53,6 +53,7 @@ import java.io.FileDescriptor;
 import java.io.PrintWriter;
 import java.util.Arrays;
 import java.util.List;
+import java.util.NoSuchElementException;
 import java.util.Objects;
 
 /** An hint service implementation that runs in System Server process. */
@@ -553,7 +554,11 @@ public final class HintManagerService extends SystemService {
                 if (mHalSessionPtr == 0) return;
                 mNativeWrapper.halCloseHintSession(mHalSessionPtr);
                 mHalSessionPtr = 0;
-                mToken.unlinkToDeath(this, 0);
+                try {
+                    mToken.unlinkToDeath(this, 0);
+                } catch (NoSuchElementException ignored) {
+                    Slogf.d(TAG, "Death link does not exist for session with UID " + mUid);
+                }
             }
             synchronized (mLock) {
                 ArrayMap<IBinder, ArraySet<AppHintSession>> tokenMap = mActiveSessions.get(mUid);