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quartz: Don't crash in SetMediaType if the source media type is NULL.

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This commit is contained in:
Juan Lang 2010-12-02 09:23:38 -08:00 committed by Alexandre Julliard
parent 4a9d2d43fe
commit a273ce077e
1 changed files with 6 additions and 1 deletions
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7
dlls/quartz/memallocator.c
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@ -661,8 +661,13 @@ static HRESULT WINAPI StdMediaSample2_SetMediaType(IMediaSample2 * iface, AM_MED
TRACE("(%p)->(%p)\n", iface, pMediaType);
if (This->props.pMediaType)
{
FreeMediaType(This->props.pMediaType);
else if (!(This->props.pMediaType = CoTaskMemAlloc(sizeof(AM_MEDIA_TYPE))))
This->props.pMediaType = NULL;
}
if (!pMediaType)
return S_FALSE;
if (!(This->props.pMediaType = CoTaskMemAlloc(sizeof(AM_MEDIA_TYPE))))
return E_OUTOFMEMORY;
return CopyMediaType(This->props.pMediaType, pMediaType);