check for null dpy in Fake_glXGetConfig()
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@ -1727,6 +1727,9 @@ Fake_glXGetConfig( Display *dpy, XVisualInfo *visinfo,
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{
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XMesaVisual xmvis;
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if (!dpy || !visInfo)
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return GLX_BAD_ATTRIBUTE;
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xmvis = find_glx_visual( dpy, visinfo );
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if (!xmvis) {
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/* this visual wasn't obtained with glXChooseVisual */
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