On Fri, 16 May 2025 13:59:27 +0200 Johannes Berg wrote: > From: Johannes Berg <johannes.berg@xxxxxxxxx> > > Seems like the extack cookie hasn't found any users outside > of wireless, which always uses nl_set_extack_cookie_u64(). > Thus, allocating 20 bytes for it is pointless, reduce that > to 8 bytes, and add a BUILD_BUG_ON() to ensure it's enough > (obviously it is, for a u64, but in case it changes again.) Reviewed-by: Jakub Kicinski <kuba@xxxxxxxxxx>