GLX: fix memory leak

Source/Core/VideoBackends/OGL/GLInterface/GLX.cpp

@@ -92,7 +92,7 @@ bool cInterfaceGLX::Create(void *window_handle)
 	XFree(fbc);
 
 	// Get an appropriate visual
-	vi = glXGetVisualFromFBConfig(dpy, fbconfig);
+	XVisualInfo* vi = glXGetVisualFromFBConfig(dpy, fbconfig);
 
 	// Create a GLX context.
 	// We try to get a 3.3 core profile, else we try it with anything we get.
@@ -142,6 +142,8 @@ bool cInterfaceGLX::Create(void *window_handle)
 	s_backbuffer_height = attribs.height;
 
 	win = XWindow.CreateXWindow(parent, vi);
+	XFree(vi);
+
 	return true;
 }
 

Source/Core/VideoBackends/OGL/GLInterface/GLX.h

@@ -17,7 +17,6 @@ private:
 	Display *dpy;
 	Window win;
 	GLXContext ctx;
-	XVisualInfo *vi;
 	GLXFBConfig fbconfig;
 public:
 	friend class cX11Window;