Merge "MIDI: Add null check for UserManager.getMainUser" into main

1 files changed, 5 insertions, 1 deletions

diff --git a/services/midi/java/com/android/server/midi/MidiService.java b/services/midi/java/com/android/server/midi/MidiService.java
index a212812b0768..c16c61271280 100644
--- a/services/midi/java/com/android/server/midi/MidiService.java
+++ b/services/midi/java/com/android/server/midi/MidiService.java
@@ -1012,7 +1012,11 @@ public class MidiService extends IMidiManager.Stub {
             }
         }
 
-        if (user.getUserIdentifier() == mUserManager.getMainUser().getIdentifier()) {
+        // Allow only the main user to create BluetoothMidiService.
+        // If there is no main user, allow all users to create it.
+        UserHandle mainUser = mUserManager.getMainUser();
+        if ((mainUser == null)
+                || (user.getUserIdentifier() == mainUser.getIdentifier())) {
             PackageInfo info;
             try {
                 info = mPackageManager.getPackageInfoAsUser(