FWIW: https://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next.git/commit/?id=978812b3f43dda86e20588cfe0a4a244c4fab141 On Wed, 2017-04-26 at 10:46 +0200, Arend van Spriel wrote: > Sure. In the worker we are already iterating so I guess we could. > The number of internal fields in struct cfg80211_sched_scan_request > with one of them being the list_head. Thinking about hiding those > from the drivers. Is it worth it? I guess it could be done, but I'm tending towards doing that less again, I have no strong preference in this case. If it was something that seems likely to get abused, perhaps, but here... johannes