[PATCH] riched20: If DataObjectImpl_EnumFormatEtc returns E_NOTIMPL then ensure that returned pointers are nulled. Fixes bug 17837.

[Austin Lund]

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From 8193cf9f2f7b68bc3859f59c136763bc016b1884 Mon Sep 17 00:00:00 2001
From: Austin Lund <austin.lund at gmail.com>
Date: Tue, 2 Jun 2009 15:57:37 +1000
Subject: [PATCH] riched20: If DataObjectImpl_EnumFormatEtc returns E_NOTIMPL then ensure that returned pointers are nulled.  Fixes bug 17837.

---
 dlls/riched20/clipboard.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/dlls/riched20/clipboard.c b/dlls/riched20/clipboard.c
index 648f0c5..ce556f2 100644
--- a/dlls/riched20/clipboard.c
+++ b/dlls/riched20/clipboard.c
@@ -282,6 +282,7 @@ static HRESULT WINAPI DataObjectImpl_EnumFormatEtc(IDataObject* iface, DWORD dwD
     if(dwDirection != DATADIR_GET) {
         FIXME("Unsupported direction: %d\n", dwDirection);
         /* WinXP riched20 also returns E_NOTIMPL in this case */
+        *ppenumFormatEtc = (IEnumFORMATETC *)NULL;
         return E_NOTIMPL;
     }
     return EnumFormatImpl_Create(This->fmtetc, This->fmtetc_cnt, ppenumFormatEtc);
-- 
1.6.0.4