st/xorg: Fix depth stencil buffers on old X servers
Sanity checking is for the weak.
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@ -81,11 +81,14 @@ driDoCreateBuffer(DrawablePtr pDraw, DRI2BufferPtr buffer, unsigned int format)
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case DRI2BufferStencil:
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#if defined(DRI2INFOREC_VERSION) && DRI2INFOREC_VERSION > 2
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case DRI2BufferDepthStencil:
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#else
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/* Works on old X servers because sanity checking is for the weak */
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case 9:
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#endif
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if (exa_priv->depth_stencil_tex &&
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!pf_is_depth_stencil(exa_priv->depth_stencil_tex->format))
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exa_priv->depth_stencil_tex = NULL;
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/* Fall through */
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#endif
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case DRI2BufferDepth:
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if (exa_priv->depth_stencil_tex)
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pipe_texture_reference(&tex, exa_priv->depth_stencil_tex);
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