static int ieee80211_set_mcast_rate(struct wiphy *wiphy, struct net_device *dev,
				    int rate[NUM_NL80211_BANDS])
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	memcpy(sdata->vif.bss_conf.mcast_rate, rate,
	       sizeof(int) * NUM_NL80211_BANDS);

	ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_MCAST_RATE);

	return 0;
}
static int ieee80211_set_mcast_rate(struct wiphy *wiphy, struct net_device *dev,
				    int rate[NUM_NL80211_BANDS])
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	memcpy(sdata->vif.bss_conf.mcast_rate, rate,
	       sizeof(int) * NUM_NL80211_BANDS);

	ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_MCAST_RATE);

	return 0;
}