From f93e3123352d0656d111ec1c35be707544bcf1a1 Mon Sep 17 00:00:00 2001
From: Mikolaj Zalewski <mikolaj@zalewski.pl>
Date: Thu, 4 Oct 2007 16:17:48 -0700
Subject: [PATCH] oleview: don't crash if the parent type couldn't be retreived
---
 programs/oleview/typelib.c |   16 ++++++++++------
 1 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/programs/oleview/typelib.c b/programs/oleview/typelib.c
index 1acdd84..355826b 100644
--- a/programs/oleview/typelib.c
+++ b/programs/oleview/typelib.c
@@ -895,14 +895,18 @@ #define ENUM_FLAGS(x) if(pTypeAttr->wTyp
         AddToTLDataStrW(pTLData, wszSpace);
 
         ITypeInfo_GetRefTypeOfImplType(pTypeInfo, 0, &hRefType);
-        ITypeInfo_GetRefTypeInfo(pTypeInfo, hRefType, &pRefTypeInfo);
-        ITypeInfo_GetDocumentation(pRefTypeInfo, MEMBERID_NIL, &bstrName,
+        if (SUCCEEDED(ITypeInfo_GetRefTypeInfo(pTypeInfo, hRefType, &pRefTypeInfo)))
+        {
+            ITypeInfo_GetDocumentation(pRefTypeInfo, MEMBERID_NIL, &bstrName,
                 NULL, NULL, NULL);
-        AddToTLDataStrW(pTLData, bstrName);
-        AddToTLDataStrW(pTLData, wszSpace);
+            AddToTLDataStrW(pTLData, bstrName);
+            AddToTLDataStrW(pTLData, wszSpace);
 
-        SysFreeString(bstrName);
-        ITypeInfo_Release(pRefTypeInfo);
+            SysFreeString(bstrName);
+            ITypeInfo_Release(pRefTypeInfo);
+        }
+        else
+            AddToTLDataStrW(pTLData, wszFailed);
     }
     AddToTLDataStrW(pTLData, wszOpenBrackets3);
     AddToTLDataStrW(pTLData, wszNewLine);
-- 
1.4.1