--- old/src/jdk.incubator.jpackage/share/classes/jdk/incubator/jpackage/internal/IOUtils.java	2019-12-09 17:15:33.291524800 -0500
+++ new/src/jdk.incubator.jpackage/share/classes/jdk/incubator/jpackage/internal/IOUtils.java	2019-12-09 17:15:31.514557300 -0500
@@ -121,10 +121,7 @@
         try (FileChannel source = new FileInputStream(sourceFile).getChannel();
             FileChannel destination =
                     new FileOutputStream(destFile).getChannel()) {
-
-            if (destination != null && source != null) {
-                destination.transferFrom(source, 0, source.size());
-            }
+            destination.transferFrom(source, 0, source.size());
         }
 
         //preserve executable bit!