--- a/net/mac80211/vht.c
+++ b/net/mac80211/vht.c
@@ -135,7 +135,8 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(stru
 	have_80mhz = false;
 	for (i = 0; i < sband->n_channels; i++) {
-		if (sband->channels[i].flags & (IEEE80211_CHAN_DISABLED |
-						IEEE80211_CHAN_NO_80MHZ))
+ 		if ((sband->channels[i].flags & (IEEE80211_CHAN_DISABLED |
+						IEEE80211_CHAN_NO_80MHZ)) &&
+						(sband->band != NL80211_BAND_2GHZ))
 			continue;
 
 		have_80mhz = true;
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1769,7 +1769,8 @@ static int ieee80211_build_preq_ies_band
 	/* Check if any channel in this sband supports at least 80 MHz */
 	for (i = 0; i < sband->n_channels; i++) {
-		if (sband->channels[i].flags & (IEEE80211_CHAN_DISABLED |
-						IEEE80211_CHAN_NO_80MHZ))
+ 		if ((sband->channels[i].flags & (IEEE80211_CHAN_DISABLED |
+						IEEE80211_CHAN_NO_80MHZ)) &&
+						(sband->band != NL80211_BAND_2GHZ))
 			continue;
 
 		have_80mhz = true;
+--- a/net/mac80211/mlme.c
++++ b/net/mac80211/mlme.c
@@ -4823,8 +4823,9 @@
 	/* Allow VHT if at least one channel on the sband supports 80 MHz */
 	have_80mhz = false;
 	for (i = 0; i < sband->n_channels; i++) {
-		if (sband->channels[i].flags & (IEEE80211_CHAN_DISABLED |
-						IEEE80211_CHAN_NO_80MHZ))
+		if ((sband->channels[i].flags & (IEEE80211_CHAN_DISABLED |
+						IEEE80211_CHAN_NO_80MHZ)) &&
