mt76: mt7921: honor mt76_connac_mcu_set_rate_txpower return value in mt7921_config

Check return code from mt76_connac_mcu_set_rate_txpower() in mt7921_config
routine.

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
index 46d805d..5d0b0c1 100644 (file)
--- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
@@ -468,7 +468,7 @@ static int mt7921_config(struct ieee80211_hw *hw, u32 changed)
 {
        struct mt7921_dev *dev = mt7921_hw_dev(hw);
        struct mt7921_phy *phy = mt7921_hw_phy(hw);
-       int ret;
+       int ret = 0;
 
        if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
                ieee80211_stop_queues(hw);
@@ -480,8 +480,11 @@ static int mt7921_config(struct ieee80211_hw *hw, u32 changed)
 
        mt7921_mutex_acquire(dev);
 
-       if (changed & IEEE80211_CONF_CHANGE_POWER)
-               mt76_connac_mcu_set_rate_txpower(phy->mt76);
+       if (changed & IEEE80211_CONF_CHANGE_POWER) {
+               ret = mt76_connac_mcu_set_rate_txpower(phy->mt76);
+               if (ret)
+                       goto out;
+       }
 
        if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
                bool enabled = !!(hw->conf.flags & IEEE80211_CONF_MONITOR);
@@ -496,9 +499,10 @@ static int mt7921_config(struct ieee80211_hw *hw, u32 changed)
                mt76_wr(dev, MT_WF_RFCR(0), phy->rxfilter);
        }
 
+out:
        mt7921_mutex_release(dev);
 
-       return 0;
+       return ret;
 }
 
 static int