diff --git a/libs/vkd3d/device.c b/libs/vkd3d/device.c
index b93c1696..c6971e33 100644
--- a/libs/vkd3d/device.c
+++ b/libs/vkd3d/device.c
@@ -1292,8 +1292,7 @@ static HRESULT STDMETHODCALLTYPE d3d12_device_CreateCommandList(ID3D12Device *if
 }
 
 /* Direct3D feature levels restrict which formats can be optionally supported. */
-static void vkd3d_restrict_format_support_for_feature_level(
-        D3D12_FEATURE_DATA_FORMAT_SUPPORT *format_support, const struct vkd3d_format *format)
+static void vkd3d_restrict_format_support_for_feature_level(D3D12_FEATURE_DATA_FORMAT_SUPPORT *format_support)
 {
     static const D3D12_FEATURE_DATA_FORMAT_SUPPORT blacklisted_format_features[] =
     {
@@ -1306,7 +1305,7 @@ static void vkd3d_restrict_format_support_for_feature_level(
 
     for (i = 0; i < ARRAY_SIZE(blacklisted_format_features); ++i)
     {
-        if (blacklisted_format_features[i].Format == format->dxgi_format)
+        if (blacklisted_format_features[i].Format == format_support->Format)
         {
             format_support->Support1 &= ~blacklisted_format_features[i].Support1;
             format_support->Support2 &= ~blacklisted_format_features[i].Support2;
@@ -1463,7 +1462,7 @@ static HRESULT STDMETHODCALLTYPE d3d12_device_CheckFeatureSupport(ID3D12Device *
                         | D3D12_FORMAT_SUPPORT2_UAV_ATOMIC_SIGNED_MIN_OR_MAX
                         | D3D12_FORMAT_SUPPORT2_UAV_ATOMIC_UNSIGNED_MIN_OR_MAX;
 
-            vkd3d_restrict_format_support_for_feature_level(data, format);
+            vkd3d_restrict_format_support_for_feature_level(data);
 
             return S_OK;
         }