diff --git a/core/java/android/os/AsyncTask.java b/core/java/android/os/AsyncTask.java
index abfb27412de0c..7d2c698895817 100644
--- a/core/java/android/os/AsyncTask.java
+++ b/core/java/android/os/AsyncTask.java
@@ -413,6 +413,7 @@ public abstract class AsyncTask<Params, Progress, Result> {
     }
 
     private void finish(Result result) {
+        if (isCancelled()) result = null;
         onPostExecute(result);
         mStatus = Status.FINISHED;
     }