diff --git a/media/java/android/media/session/MediaSessionManager.java b/media/java/android/media/session/MediaSessionManager.java
index fbc143845509e..f35810322cd5e 100644
--- a/media/java/android/media/session/MediaSessionManager.java
+++ b/media/java/android/media/session/MediaSessionManager.java
@@ -354,7 +354,10 @@ public final class MediaSessionManager {
      * @return {@code true} if the remote user is trusted and its package name matches with the UID.
      *            {@code false} otherwise.
      */
-    public boolean isTrustedForMediaControl(RemoteUserInfo userInfo) {
+    public boolean isTrustedForMediaControl(@NonNull RemoteUserInfo userInfo) {
+        if (userInfo == null) {
+            throw new IllegalArgumentException("userInfo may not be null");
+        }
         if (userInfo.getPackageName() == null) {
             return false;
         }