NL80211_ATTR_PREV_BSSID
if (info->attrs[NL80211_ATTR_PREV_BSSID])
req.prev_bssid = nla_data(info->attrs[NL80211_ATTR_PREV_BSSID]);
if (info->attrs[NL80211_ATTR_PREV_BSSID])
nla_data(info->attrs[NL80211_ATTR_PREV_BSSID]);
[NL80211_ATTR_PREV_BSSID] = NLA_POLICY_EXACT_LEN_WARN(ETH_ALEN),