d3dx9: Don't add const setting entries with zero count.

Signed-off-by: Paul Gofman <gofmanp@gmail.com> Signed-off-by: Matteo Bruni <mbruni@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

d3dx9: Don't add const setting entries with zero count.
4c7653ef · Paul Gofman · Alexandre Julliard · 1816d8a9 · 4c7653ef
Commit 4c7653ef authored May 31, 2017 by Paul Gofman Committed by Alexandre Julliard Jun 01, 2017
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preshader.c dlls/d3dx9_36/preshader.c +5 -0

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--- a/dlls/d3dx9_36/preshader.c
+++ b/dlls/d3dx9_36/preshader.c
@@ -1226,6 +1226,11 @@ static HRESULT init_set_constants_param(struct d3dx_const_tab *const_tab, ID3DXC
    const_set.register_count = desc.RegisterCount;
    table_type = table_info[const_set.table].type;
    get_const_upload_info(&const_set, &info);
+    if (!info.count)
+    {
+        TRACE("%s has zero count, skipping.\n", debugstr_a(param->name));
+        return D3D_OK;
+    }

    if (table_type_from_param_type(param->type) == PRES_VT_COUNT)
        return D3DERR_INVALIDCALL;