diff options
| -rw-r--r-- | services/core/java/com/android/server/am/UserController.java | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/services/core/java/com/android/server/am/UserController.java b/services/core/java/com/android/server/am/UserController.java index 152d34d10525..6b44f14883e5 100644 --- a/services/core/java/com/android/server/am/UserController.java +++ b/services/core/java/com/android/server/am/UserController.java @@ -1061,7 +1061,9 @@ final class UserController { try { // Prepend with unique prefix to guarantee that keys are unique final String name = "#" + i + " " + mUserSwitchObservers.getBroadcastCookie(i); - mCurWaitingUserSwitchCallbacks.add(name); + synchronized (mService) { + curWaitingUserSwitchCallbacks.add(name); + } final IRemoteCallback callback = new IRemoteCallback.Stub() { @Override public void sendResult(Bundle data) throws RemoteException { |