Maarten Lankhorst : quartz: Fix deadlocks in dsound renderer.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: adcf93aeaf446d657685cee8976365980499fb69
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=adcf93aeaf446d657685cee897...

Author: Maarten Lankhorst <m.b.lankhorst(a)gmail.com>
Date:   Wed Jul  9 10:21:30 2008 -0700

quartz: Fix deadlocks in dsound renderer.

---

 dlls/quartz/dsoundrender.c |   10 +++++++++-
 1 files changed, 9 insertions(+), 1 deletions(-)

diff --git a/dlls/quartz/dsoundrender.c b/dlls/quartz/dsoundrender.c
index 618f073..7a6ec3d 100644
--- a/dlls/quartz/dsoundrender.c
+++ b/dlls/quartz/dsoundrender.c
@@ -265,6 +265,7 @@ static HRESULT DSoundRender_Sample(LPVOID iface, IMediaSample * pSample)
     if (FAILED(hr))
     {
         ERR("Cannot get pointer to sample data (%x)\n", hr);
+        LeaveCriticalSection(&This->csFilter);
         return hr;
     }
 
@@ -281,6 +282,7 @@ static HRESULT DSoundRender_Sample(LPVOID iface, IMediaSample * pSample)
     if (IMediaSample_IsPreroll(pSample) == S_OK)
     {
         TRACE("Preroll!\n");
+        LeaveCriticalSection(&This->csFilter);
         return S_OK;
     }
 
@@ -298,6 +300,7 @@ static HRESULT DSoundRender_Sample(LPVOID iface, IMediaSample * pSample)
         if (This->state == State_Paused)
         {
             /* Assuming we return because of flushing */
+            TRACE("Flushing\n");
             LeaveCriticalSection(&This->csFilter);
             return S_OK;
         }
@@ -887,7 +890,12 @@ static HRESULT WINAPI DSoundRender_InputPin_EndOfStream(IPin * iface)
     EnterCriticalSection(This->pin.pCritSec);
 
     TRACE("(%p/%p)->()\n", This, iface);
-    InputPin_EndOfStream(iface);
+    hr = InputPin_EndOfStream(iface);
+    if (hr != S_OK)
+    {
+        ERR("%08x\n", hr);
+        return hr;
+    }
 
     hr = IFilterGraph_QueryInterface(me->filterInfo.pGraph, &IID_IMediaEventSink, (LPVOID*)&pEventSink);
     if (SUCCEEDED(hr))