--- xnu/xnu-1228/iokit/Kernel/IOMapper.cpp
+++ xnu/xnu-792.22.5/iokit/Kernel/IOMapper.cpp
@@ -152,7 +152,7 @@
     vm_address_t address;
 
     size = round_page_32(size);
-    kr = kmem_alloc_contig(kernel_map, &address, size, PAGE_MASK, 0, 0);
+    kr = kmem_alloc_contig(kernel_map, &address, size, PAGE_MASK, 0);
     if (kr)
         return 0;
 
@@ -350,6 +350,7 @@
     {
 	address = ptoa_64(gIOCopyMapper->iovmAlloc(atop_64(round_page(size))));
     }
+
     return (address);
 }