diff --git a/src/add-ons/kernel/busses/usb/uhci.cpp b/src/add-ons/kernel/busses/usb/uhci.cpp
index 798dd60d81..9fcd787ed5 100644
--- a/src/add-ons/kernel/busses/usb/uhci.cpp
+++ b/src/add-ons/kernel/busses/usb/uhci.cpp
@@ -215,7 +215,7 @@ Queue::AppendTransfer(uhci_qh *transfer, bool lock)
 	} else {
 		// append the transfer queue to the list
 		uhci_qh *element = fQueueTop;
-		while (element && element->link_log)
+		while (element->link_log != NULL)
 			element = (uhci_qh *)element->link_log;
 
 		element->link_log = transfer;