Don't X error in SDL_CreateWindow with unsupported GL attributes
diff --git a/src/video/x11/SDL_x11opengl.c b/src/video/x11/SDL_x11opengl.c
index ab1bf58..922c096 100644
--- a/src/video/x11/SDL_x11opengl.c
+++ b/src/video/x11/SDL_x11opengl.c
@@ -463,7 +463,9 @@ X11_GL_InitExtensions(_THIS)
}
}
- X11_XDestroyWindow(display, w);
+ if (w) {
+ X11_XDestroyWindow(display, w);
+ }
X11_PumpEvents(_this);
}