0 is not used as a valid drawable id, as such there is no point in attempting to query it's geometry. Just bail out early and provide the more meaningful EGL_BAD_NATIVE_WINDOW to the user.
Signed-off-by: Emil Velikov <emil.l.veli...@gmail.com> --- src/egl/drivers/dri2/platform_x11.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/src/egl/drivers/dri2/platform_x11.c b/src/egl/drivers/dri2/platform_x11.c index 56c1428..9114074 100644 --- a/src/egl/drivers/dri2/platform_x11.c +++ b/src/egl/drivers/dri2/platform_x11.c @@ -235,6 +235,10 @@ dri2_x11_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type, dri2_surf->drawable, screen->root, dri2_surf->base.Width, dri2_surf->base.Height); } else { + if (!drawable) { + _eglError(EGL_BAD_NATIVE_WINDOW, "dri2_create_surface"); + goto cleanup_surf; + } dri2_surf->drawable = drawable; } -- 2.4.4 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev