[PATCH vkd3d 3/3] vkd3d: Reject overflowing descriptor register ranges.

[Conor McCarthy]

Signed-off-by: Conor McCarthy 
---
 libs/vkd3d/state.c | 7 +++++++
 tests/d3d12.c      | 3 ---
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/libs/vkd3d/state.c b/libs/vkd3d/state.c
index 92978a1b..094530b8 100644
--- a/libs/vkd3d/state.c
+++ b/libs/vkd3d/state.c
@@ -351,6 +351,13 @@ static HRESULT d3d12_root_signature_info_count_descriptors(struct d3d12_root_sig
             return E_INVALIDARG;
         }

+        if (range->NumDescriptors != UINT_MAX && !vkd3d_bound_range(range->BaseShaderRegister,
+                range->NumDescriptors, UINT_MAX))
+        {
+            WARN("A descriptor register range overflows.\n");
+            return E_INVALIDARG;
+        }
+
         if (unbounded && range->OffsetInDescriptorsFromTableStart == D3D12_DESCRIPTOR_RANGE_OFFSET_APPEND)
         {
             WARN("An unbounded range with offset D3D12_DESCRIPTOR_RANGE_OFFSET_APPEND occurs after "
diff --git a/tests/d3d12.c b/tests/d3d12.c
index 775fabff..70f73b79 100644
--- a/tests/d3d12.c
+++ b/tests/d3d12.c
@@ -2715,10 +2715,7 @@ static void test_create_root_signature(void)
     descriptor_ranges[0].BaseShaderRegister = 0xfffff001;
     root_parameters[0].DescriptorTable.NumDescriptorRanges = 1;
     hr = create_root_signature(device, &root_signature_desc, &root_signature);
-    todo
     ok(hr == E_INVALIDARG, "Got unexpected hr %#x.\n", hr);
-    if (SUCCEEDED(hr))
-        ID3D12RootSignature_Release(root_signature);

/* empty root signature */
     root_signature_desc.NumParameters = 0;