--- xnu/xnu-344.49/iokit/Kernel/IODataQueue.cpp
+++ xnu/xnu-517.3.7/iokit/Kernel/IODataQueue.cpp
@@ -74,7 +74,7 @@
         return false;
     }
 
-    dataQueue = (IODataQueueMemory *)IOMallocAligned(round_page(size + DATA_QUEUE_MEMORY_HEADER_SIZE), PAGE_SIZE);
+    dataQueue = (IODataQueueMemory *)IOMallocAligned(round_page_32(size + DATA_QUEUE_MEMORY_HEADER_SIZE), PAGE_SIZE);
     if (dataQueue == 0) {
         return false;
     }
@@ -94,7 +94,7 @@
 void IODataQueue::free()
 {
     if (dataQueue) {
-        IOFreeAligned(dataQueue, round_page(dataQueue->queueSize + DATA_QUEUE_MEMORY_HEADER_SIZE));
+        IOFreeAligned(dataQueue, round_page_32(dataQueue->queueSize + DATA_QUEUE_MEMORY_HEADER_SIZE));
     }
 
     super::free();