On Thu, 24 Jan 2019 at 17:00, Daniel Vetter <daniel.vetter@xxxxxxxx> wrote: > > It's 0. > I'd add a bit more information here. Feel free to reuse as much/little of the following: Both macros evaluate to 0. At the same time flag is already set to zero since the struct is kzalloc'd in framebuffer_alloc(). As called by drm_fb_helper_alloc_fbi() in the DRM drivers. -Emil