wined3d: Forbid creating SRVs with level or layer count equal to 0.

Signed-off-by: Józef Kucia <jkucia@codeweavers.com> Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

wined3d: Forbid creating SRVs with level or layer count equal to 0.
5f4fc0a9 · Józef Kucia · Alexandre Julliard · b44b0690 · 5f4fc0a9
Commit 5f4fc0a9 authored Jun 16, 2016 by Józef Kucia Committed by Alexandre Julliard Jun 17, 2016
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view.c dlls/wined3d/view.c +3 -1

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--- a/dlls/wined3d/view.c
+++ b/dlls/wined3d/view.c
@@ -298,8 +298,10 @@ static HRESULT wined3d_shader_resource_view_init(struct wined3d_shader_resource_
        struct wined3d_texture *texture = texture_from_resource(resource);
        unsigned int i;

-        if (desc->u.texture.level_idx >= texture->level_count
+        if (!desc->u.texture.level_count
+                || desc->u.texture.level_idx >= texture->level_count
                || desc->u.texture.level_count > texture->level_count - desc->u.texture.level_idx
+                || !desc->u.texture.layer_count
                || desc->u.texture.layer_idx >= texture->layer_count
                || desc->u.texture.layer_count > texture->layer_count - desc->u.texture.layer_idx)
            return E_INVALIDARG;