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vkd3d: Validate sub-resource index in d3d12_resource_Unmap().

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Signed-off-by: Józef Kucia <jkucia@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Józef Kucia 2018-11-13 00:23:28 +01:00 committed by Alexandre Julliard
parent 91c11eed03
commit 361e5f6274
1 changed files with 8 additions and 0 deletions
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8
libs/vkd3d/resource.c
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@ -885,11 +885,19 @@ static void STDMETHODCALLTYPE d3d12_resource_Unmap(ID3D12Resource *iface, UINT s
const D3D12_RANGE *written_range)
{
struct d3d12_resource *resource = impl_from_ID3D12Resource(iface);
unsigned int sub_resource_count;
struct d3d12_device *device;
TRACE("iface %p, sub_resource %u, written_range %p.\n",
iface, sub_resource, written_range);
sub_resource_count = d3d12_resource_desc_get_sub_resource_count(&resource->desc);
if (sub_resource >= sub_resource_count)
{
WARN("Sub-resource index %u is out of range (%u sub-resources).\n", sub_resource, sub_resource_count);
return;
}
if (!resource->map_count)
{
WARN("Resource %p is not mapped.\n", resource);