d3d11: Fix freed memory access when releasing device context (Coverity).

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com> Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

d3d11: Fix freed memory access when releasing device context (Coverity).
d26275f9 · Nikolay Sivov · Alexandre Julliard · f74163ad · d26275f9
Commit d26275f9 authored Jun 09, 2021 by Nikolay Sivov Committed by Alexandre Julliard Jun 10, 2021
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device.c dlls/d3d11/device.c +2 -1

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--- a/dlls/d3d11/device.c
+++ b/dlls/d3d11/device.c
@@ -521,13 +521,14 @@ static ULONG STDMETHODCALLTYPE d3d11_device_context_Release(ID3D11DeviceContext1

    if (!refcount)
    {
+        ID3D11Device2 *device = &context->device->ID3D11Device2_iface;
        if (context->type != D3D11_DEVICE_CONTEXT_IMMEDIATE)
        {
            wined3d_deferred_context_destroy(context->wined3d_context);
            d3d11_device_context_cleanup(context);
            heap_free(context);
        }
-        ID3D11Device2_Release(&context->device->ID3D11Device2_iface);
+        ID3D11Device2_Release(device);
    }

    return refcount;