Nikolay Sivov : msxml3: Protect from null pointer in load().
Alexandre Julliard
julliard at winehq.org
Mon Jul 16 14:14:28 CDT 2012
Module: wine
Branch: master
Commit: 13d95525c3f6886f29df658b2d03a415abcbf5e4
URL: http://source.winehq.org/git/wine.git/?a=commit;h=13d95525c3f6886f29df658b2d03a415abcbf5e4
Author: Nikolay Sivov <nsivov at codeweavers.com>
Date: Sat Jul 14 22:52:35 2012 +0400
msxml3: Protect from null pointer in load().
---
dlls/msxml3/domdoc.c | 1 +
dlls/msxml3/tests/domdoc.c | 7 +++++++
2 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/dlls/msxml3/domdoc.c b/dlls/msxml3/domdoc.c
index cbbebf2..0f3eb50 100644
--- a/dlls/msxml3/domdoc.c
+++ b/dlls/msxml3/domdoc.c
@@ -2093,6 +2093,7 @@ static HRESULT WINAPI domdoc_load(
}
break;
case VT_UNKNOWN:
+ if (!V_UNKNOWN(&source)) return E_INVALIDARG;
hr = IUnknown_QueryInterface(V_UNKNOWN(&source), &IID_IXMLDOMDocument3, (void**)&pNewDoc);
if(hr == S_OK)
{
diff --git a/dlls/msxml3/tests/domdoc.c b/dlls/msxml3/tests/domdoc.c
index 46b628f..dfa6126 100644
--- a/dlls/msxml3/tests/domdoc.c
+++ b/dlls/msxml3/tests/domdoc.c
@@ -10749,6 +10749,13 @@ static void test_load(void)
doc = create_document(&IID_IXMLDOMDocument);
+ /* null pointer as input */
+ V_VT(&src) = VT_UNKNOWN;
+ V_UNKNOWN(&src) = NULL;
+ hr = IXMLDOMDocument_load(doc, src, &b);
+ EXPECT_HR(hr, E_INVALIDARG);
+ ok(b == VARIANT_FALSE, "got %d\n", b);
+
path = _bstr_("test.xml");
/* load from path: VT_BSTR */
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