Nikolay Sivov : oleaut32: Fix null parameters handling in ICreateTypeLib2:: CreateTypeInfo().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 623abfcaaed2f8809b7398984eea6d85f9162355
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=623abfcaaed2f8809b7398984eea6d85f9162355

Author: Nikolay Sivov <nsivov at codeweavers.com>
Date:   Wed Dec 22 23:50:51 2010 +0300

oleaut32: Fix null parameters handling in ICreateTypeLib2::CreateTypeInfo().

---

 dlls/oleaut32/tests/typelib.c |   10 ++++++++++
 dlls/oleaut32/typelib2.c      |   11 ++++++-----
 2 files changed, 16 insertions(+), 5 deletions(-)

diff --git a/dlls/oleaut32/tests/typelib.c b/dlls/oleaut32/tests/typelib.c
index 495561a..aab340e 100644
--- a/dlls/oleaut32/tests/typelib.c
+++ b/dlls/oleaut32/tests/typelib.c
@@ -1406,6 +1406,16 @@ static void test_CreateTypeLib(void) {
     SysFreeString(name);
     SysFreeString(helpfile);
 
+    /* invalid parameters */
+    hres = ICreateTypeLib_CreateTypeInfo(createtl, NULL, TKIND_INTERFACE, &createti);
+    ok(hres == E_INVALIDARG, "got %08x\n", hres);
+
+    hres = ICreateTypeLib_CreateTypeInfo(createtl, interface1W, TKIND_INTERFACE, NULL);
+    ok(hres == E_INVALIDARG, "got %08x\n", hres);
+
+    hres = ICreateTypeLib_CreateTypeInfo(createtl, NULL, TKIND_INTERFACE, NULL);
+    ok(hres == E_INVALIDARG, "got %08x\n", hres);
+
     hres = ICreateTypeLib_CreateTypeInfo(createtl, interface1W, TKIND_INTERFACE, &createti);
     ok(hres == S_OK, "got %08x\n", hres);
 
diff --git a/dlls/oleaut32/typelib2.c b/dlls/oleaut32/typelib2.c
index e0e78ee..8fc8a92 100644
--- a/dlls/oleaut32/typelib2.c
+++ b/dlls/oleaut32/typelib2.c
@@ -4389,20 +4389,21 @@ static HRESULT WINAPI ICreateTypeLib2_fnCreateTypeInfo(
 	ICreateTypeLib2 * iface,
 	LPOLESTR szName,
 	TYPEKIND tkind,
-	ICreateTypeInfo **ppCTInfo)
+	ICreateTypeInfo **tinfo)
 {
     ICreateTypeLib2Impl *This = (ICreateTypeLib2Impl *)iface;
     char *name;
 
-    TRACE("(%p,%s,%d,%p)\n", iface, debugstr_w(szName), tkind, ppCTInfo);
+    TRACE("(%p,%s,%d,%p)\n", iface, debugstr_w(szName), tkind, tinfo);
+
+    if (!szName || !tinfo) return E_INVALIDARG;
 
     ctl2_encode_name(This, szName, &name);
     if(ctl2_find_name(This, name) != -1)
         return TYPE_E_NAMECONFLICT;
 
-    *ppCTInfo = (ICreateTypeInfo *)ICreateTypeInfo2_Constructor(This, szName, tkind);
-
-    if (!*ppCTInfo) return E_OUTOFMEMORY;
+    *tinfo = (ICreateTypeInfo *)ICreateTypeInfo2_Constructor(This, szName, tkind);
+    if (!*tinfo) return E_OUTOFMEMORY;
 
     return S_OK;
 }