Zebediah Figura : mfplat: Zero-initialize the device manager object.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 1452e47f0a91b85afa0057c25dd14cbc65cecdff
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=1452e47f0a91b85afa0057c25...

Author: Zebediah Figura <z.figura12(a)gmail.com>
Date:   Thu Dec  3 20:55:39 2020 -0600

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(a)gmail.com>
Signed-off-by: Nikolay Sivov <nsivov(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/mfplat/main.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/dlls/mfplat/main.c b/dlls/mfplat/main.c
index e4cd1c397ad..54bd70a2fff 100644
--- 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);