On Mon, 2020-07-06 at 13:52 +0200, John Crispin wrote: > > + memcpy(&sdata->vif.bss_conf.multi_bssid, ¶ms->multi_bssid, > + sizeof(struct ieee80211_multi_bssid)); What's wrong with struct assignments? :) sdata->vif.bss_conf.multi_bssid = params->multi_bssid; works just fine ... johannes