Alistair Leslie-Hughes : msxml3: Return E_INVALIDARG on bad parameter.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 8de2d5290a8d2f61adc686e0b6dbc65b09229d71
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=8de2d5290a8d2f61adc686e0b6dbc65b09229d71

Author: Alistair Leslie-Hughes <leslie_alistair at hotmail.com>
Date:   Sun Nov 11 22:35:35 2007 +1100

msxml3: Return E_INVALIDARG on bad parameter.

---

 dlls/msxml3/domdoc.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/dlls/msxml3/domdoc.c b/dlls/msxml3/domdoc.c
index 8f5f3cb..9a1dba7 100644
--- a/dlls/msxml3/domdoc.c
+++ b/dlls/msxml3/domdoc.c
@@ -671,7 +671,10 @@ static HRESULT WINAPI domdoc_get_documentElement(
     IXMLDOMNode *element_node;
     HRESULT hr;
 
-    TRACE("%p\n", This);
+    TRACE("%p %p\n", This, This->node);
+
+    if(!DOMElement)
+        return E_INVALIDARG;
 
     *DOMElement = NULL;