Index: ntoskrnl/io/pnpmgr/pnpmgr.c
===================================================================
--- ntoskrnl/io/pnpmgr/pnpmgr.c	(revision 74478)
+++ ntoskrnl/io/pnpmgr/pnpmgr.c	(working copy)
@@ -1144,6 +1144,7 @@
 
       if (!NT_SUCCESS(Status))
       {
+          ExFreePool(Node->ServiceName.Buffer);
           ExFreePoolWithTag(Node, TAG_IO_DEVNODE);
           return Status;
       }
@@ -1462,7 +1463,7 @@
     /* Go up to the end of the string */
     while (Current <= Last)
     {
-        if (Current != Last && *Current != '\\')
+        if (Current != Last && *Current != L'\\')
         {
             /* Not the end of the string and not a separator */
             Current++;