msxml3: Fail a bit earlier on removeChild(...,NULL,...).

dlls/msxml3/node.c

@@ -625,11 +625,11 @@ static HRESULT WINAPI xmlnode_removeChild(
 
     TRACE("%p->(%p, %p)\n", This, childNode, oldChild);
 
+    if(!childNode) return E_INVALIDARG;
+
     if(oldChild)
         *oldChild = NULL;
 
-    if(!childNode) return E_INVALIDARG;
-
     hr = IXMLDOMNode_QueryInterface(childNode, &IID_IXMLDOMNode, (LPVOID)&child);
     if(FAILED(hr))
         return hr;

dlls/msxml3/tests/domdoc.c

@@ -1792,7 +1792,7 @@ static void test_removeChild(void)
     removed_node = (void*)0xdeadbeef;
     r = IXMLDOMElement_removeChild( element, NULL, &removed_node );
     ok( r == E_INVALIDARG, "ret %08x\n", r );
-    todo_wine ok( removed_node == (void*)0xdeadbeef, "%p\n", removed_node );
+    ok( removed_node == (void*)0xdeadbeef, "%p\n", removed_node );
 
     /* ba_node is a descendant of element, but not a direct child. */
     removed_node = (void*)0xdeadbeef;