[PATCH] mt76: mt7915: fix WMM index on DBDC cards

WMM index range needs to be split between both PHYs if a second PHY exists.
The condition for that was accidentally written as checking if the vif PHY
is the secondary one

Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
 drivers/net/wireless/mediatek/mt76/mt7915/main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
index 748ea70ea12e..a19e68668c65 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c

@@ -215,7 +215,7 @@ static int mt7915_add_interface(struct ieee80211_hw *hw,
 	mvif->phy = phy;
 	mvif->band_idx = ext_phy;
 
-	if (ext_phy)
+	if (dev->mt76.phy2)
 		mvif->wmm_idx = ext_phy * (MT7915_MAX_WMM_SETS / 2) +
 				mvif->idx % (MT7915_MAX_WMM_SETS / 2);
 	else

-- 
2.30.1