Index: /trunk/src/VBox/Runtime/common/fs/isomaker.cpp
===================================================================
--- /trunk/src/VBox/Runtime/common/fs/isomaker.cpp	(revision 68013)
+++ /trunk/src/VBox/Runtime/common/fs/isomaker.cpp	(revision 68014)
@@ -4218,5 +4218,5 @@
         /* Devices needs 'PN'. */
         if (   RTFS_IS_DEV_BLOCK(pName->pObj->fMode)
-            || RTFS_IS_DEV_BLOCK(pName->pObj->fMode))
+            || RTFS_IS_DEV_CHAR(pName->pObj->fMode))
         {
             cbRock += sizeof(ISO9660RRIPPN);