[PATCH v2 2/3] msxml3: Move tid_NULL out of possible enum values.

[Alistair Leslie-Hughes]

From: Alistair Leslie-Hughes

This was reported as a out of bounds access (Coverity), which is possible
if the tid_NULL was every passed in.
---
 dlls/msxml3/dispex.c       | 1 -
 dlls/msxml3/msxml_dispex.h | 3 ++-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlls/msxml3/dispex.c b/dlls/msxml3/dispex.c
index 6212fc2976c..1289fb4ec91 100644
--- a/dlls/msxml3/dispex.c
+++ b/dlls/msxml3/dispex.c
@@ -82,7 +82,6 @@ static lib_id_t lib_ids[] = {
 };

static tid_id_t tid_ids[] = {
-    { &IID_NULL, LibXml_Last },
     { &IID_IXMLDOMAttribute, LibXml2 },
     { &IID_IXMLDOMCDATASection, LibXml2 },
     { &IID_IXMLDOMComment, LibXml2 },
diff --git a/dlls/msxml3/msxml_dispex.h b/dlls/msxml3/msxml_dispex.h
index 31d0cdfae7d..28d6486568d 100644
--- a/dlls/msxml3/msxml_dispex.h
+++ b/dlls/msxml3/msxml_dispex.h
@@ -34,9 +34,10 @@ typedef enum
     MSXML6        = 60
 } MSXML_VERSION;

+#define NULL_tid -1
+
 typedef enum tid_t
 {
-    NULL_tid,
     IXMLDOMAttribute_tid,
     IXMLDOMCDATASection_tid,
     IXMLDOMComment_tid,