mfplat: Zero-initialize the device manager object.

This fixes a crash for me when reallocating "handles", triggered by the mfplat tests. Signed-off-by: Zebediah Figura <z.figura12@gmail.com> Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

mfplat: Zero-initialize the device manager object.
1452e47f · Zebediah Figura · Alexandre Julliard · 636d398c · 1452e47f
Commit 1452e47f authored Dec 03, 2020 by Zebediah Figura Committed by Alexandre Julliard Dec 04, 2020
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main.c dlls/mfplat/main.c +1 -3

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--- a/dlls/mfplat/main.c
+++ b/dlls/mfplat/main.c
@@ -8911,14 +8911,12 @@ HRESULT WINAPI MFCreateDXGIDeviceManager(UINT *token, IMFDXGIDeviceManager **man
    if (!token || !manager)
        return E_POINTER;

-    object = heap_alloc(sizeof(*object));
-    if (!object)
+    if (!(object = heap_alloc_zero(sizeof(*object))))
        return E_OUTOFMEMORY;

    object->IMFDXGIDeviceManager_iface.lpVtbl = &dxgi_device_manager_vtbl;
    object->refcount = 1;
    object->token = GetTickCount();
-    object->device = NULL;
    InitializeCriticalSection(&object->cs);
    InitializeConditionVariable(&object->lock);