Nikolay Sivov : oleaut32: Check pointer in IPicture_get_Attributes.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 76925b06c2b1e4a83314a84d0c951645d6a8b642
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=76925b06c2b1e4a83314a84d0c951645d6a8b642

Author: Nikolay Sivov <bunglehead at gmail.com>
Date:   Tue Jan  6 00:40:07 2009 +0300

oleaut32: Check pointer in IPicture_get_Attributes.

---

 dlls/oleaut32/olepicture.c       |    4 ++++
 dlls/oleaut32/tests/olepicture.c |    3 +++
 2 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/dlls/oleaut32/olepicture.c b/dlls/oleaut32/olepicture.c
index e57effe..3d0af78 100644
--- a/dlls/oleaut32/olepicture.c
+++ b/dlls/oleaut32/olepicture.c
@@ -842,6 +842,10 @@ static HRESULT WINAPI OLEPictureImpl_get_Attributes(IPicture *iface,
 {
   OLEPictureImpl *This = (OLEPictureImpl *)iface;
   TRACE("(%p)->(%p).\n", This, pdwAttr);
+
+  if(!pdwAttr)
+    return E_POINTER;
+
   *pdwAttr = 0;
   switch (This->desc.picType) {
   case PICTYPE_UNINITIALIZED:
diff --git a/dlls/oleaut32/tests/olepicture.c b/dlls/oleaut32/tests/olepicture.c
index ba59b50..7bff9b0 100644
--- a/dlls/oleaut32/tests/olepicture.c
+++ b/dlls/oleaut32/tests/olepicture.c
@@ -663,6 +663,9 @@ static void test_get_Attributes(void)
     ok(hres == S_OK, "IPicture_get_Type does not return S_OK, but 0x%08x\n", hres);
     ok(type == PICTYPE_UNINITIALIZED, "Expected type = PICTYPE_UNINITIALIZED, got = %d\n", type);
 
+    hres = IPicture_get_Attributes(pic, NULL);
+    ole_expect(hres, E_POINTER);
+
     attr = 0xdeadbeef;
     hres = IPicture_get_Attributes(pic, &attr);
     ole_expect(hres, S_OK);