diff --git a/src/sys/mup.c b/src/sys/mup.c
index d4cf029d..45e03b74 100644
--- a/src/sys/mup.c
+++ b/src/sys/mup.c
@@ -250,7 +250,7 @@ NTSTATUS FspMupHandleIrp(
          * Every other CREATE request must be forwarded to the appropriate fsvol device.
          */
 
-        if (0 != FileObject->RelatedFileObject)
+        while (0 != FileObject->RelatedFileObject)
             FileObject = FileObject->RelatedFileObject;
 
         FspFsmupDeviceLockPrefixTable(FsmupDeviceObject);