--- old/src/share/classes/com/sun/imageio/plugins/jpeg/MarkerSegment.java	2012-09-13 19:48:18.651821300 +0400
+++ new/src/share/classes/com/sun/imageio/plugins/jpeg/MarkerSegment.java	2012-09-13 19:48:18.139792000 +0400
@@ -114,7 +114,7 @@
             newGuy = (MarkerSegment) super.clone();
         } catch (CloneNotSupportedException e) {} // won't happen
         if (this.data != null) {
-            newGuy.data = (byte[]) data.clone();
+            newGuy.data = data.clone();
         }
         return newGuy;
     }