Some users have reported being unable to connect to MT76x0 APs running mt76
after a commit enabling the VHT extneded NSS BW feature.
Fix this regression by ensuring that this feature only gets enabled on drivers
that support it
Cc: stable@xxxxxxxxxxxxxxx
Fixes: d9fcfc1424aa ("mt76: enable the VHT extended NSS BW feature")
Signed-off-by: Felix Fietkau <nbd@xxxxxxxx>
---
drivers/net/wireless/mediatek/mt76/mac80211.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c
index 253cbc1956d1..6de13d641438 100644
--- a/drivers/net/wireless/mediatek/mt76/mac80211.c
+++ b/drivers/net/wireless/mediatek/mt76/mac80211.c
@@ -267,7 +267,8 @@ static void mt76_init_stream_cap(struct mt76_phy *phy,
}
vht_cap->vht_mcs.rx_mcs_map = cpu_to_le16(mcs_map);
vht_cap->vht_mcs.tx_mcs_map = cpu_to_le16(mcs_map);
- vht_cap->vht_mcs.tx_highest |=
+ if (ieee80211_hw_check(phy->hw, SUPPORTS_VHT_EXT_NSS_BW))
+ vht_cap->vht_mcs.tx_highest |=
cpu_to_le16(IEEE80211_VHT_EXT_NSS_BW_CAPABLE);
}
--
2.36.1
