--- xnu/xnu-792.6.70/libkern/c++/OSData.cpp
+++ xnu/xnu-792.25.20/libkern/c++/OSData.cpp
@@ -57,7 +57,7 @@
 
     if (data && (!inCapacity || capacity < inCapacity) ) {
         // clean out old data's storage if it isn't big enough
-        kfree((vm_address_t) data, capacity);
+        kfree(data, capacity);
         data = 0;
         ACCUMSIZE(-capacity);
     }
@@ -182,7 +182,7 @@
 void OSData::free()
 {
     if (capacity != EXTERNAL && data && capacity) {
-        kfree((vm_offset_t)data, capacity);
+        kfree(data, capacity);
         ACCUMSIZE( -capacity );
     }
     super::free();
@@ -217,7 +217,7 @@
         bzero(newData + capacity, newCapacity - capacity);
         if (data) {
             bcopy(data, newData, capacity);
-            kfree((vm_offset_t)data, capacity);
+            kfree(data, capacity);
         }
         ACCUMSIZE( newCapacity - capacity );
         data = (void *) newData;