quartz: Check allocation failure and clear memory in DSound Renderer

[Chris Robinson]

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From 2650a3fd9b86a01780ae6829d4f2dcb26b751c0b Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat at gmail.com>
Date: Fri, 9 Mar 2007 02:59:50 -0800
Subject: [PATCH] quartz: Check allocation failure and clear memory in DSound Renderer

---
 dlls/quartz/dsoundrender.c |   11 ++++++++++-
 1 files changed, 10 insertions(+), 1 deletions(-)

diff --git a/dlls/quartz/dsoundrender.c b/dlls/quartz/dsoundrender.c
index fe6152f..d56a117 100644
--- a/dlls/quartz/dsoundrender.c
+++ b/dlls/quartz/dsoundrender.c
@@ -316,6 +316,9 @@ HRESULT DSoundRender_create(IUnknown * pUnkOuter, LPVOID * ppv)
         return CLASS_E_NOAGGREGATION;
     
     pDSoundRender = CoTaskMemAlloc(sizeof(DSoundRenderImpl));
+    if (!pDSoundRender)
+        return E_OUTOFMEMORY;
+    ZeroMemory(pDSoundRender, sizeof(DSoundRenderImpl));
 
     pDSoundRender->lpVtbl = &DSoundRender_Vtbl;
     pDSoundRender->IBasicAudio_vtbl = &IBasicAudio_Vtbl;
@@ -325,9 +328,15 @@ HRESULT DSoundRender_create(IUnknown * pUnkOuter, LPVOID * ppv)
     pDSoundRender->pClock = NULL;
     pDSoundRender->init = FALSE;
     pDSoundRender->started = FALSE;
-    ZeroMemory(&pDSoundRender->filterInfo, sizeof(FILTER_INFO));
 
     pDSoundRender->ppPins = CoTaskMemAlloc(1 * sizeof(IPin *));
+    if (!pDSoundRender->ppPins)
+    {
+        DeleteCriticalSection(&pDSoundRender->csFilter);
+        CoTaskMemFree(pDSoundRender);
+        return E_OUTOFMEMORY;
+    }
+    ZeroMemory(pDSoundRender->ppPins, 1 * sizeof(IPin *));
 
     /* construct input pin */
     piInput.dir = PINDIR_INPUT;
-- 
1.4.4.4