diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2021-02-26 12:17:23 +0100 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2021-04-12 00:01:23 +0200 |
| commit | f92f81d35ac26f8a519866f1b561743fe70e33a5 (patch) | |
| tree | f86542227dd76ff61e478d40dd926aeb69defe82 | |
| parent | 53a8fb4afdc877f8f2d5e1e15cc5ad66155987a6 (diff) | |
mt76: mt7921: check mcu returned values in mt7921_start
Properly check returned values from mcu utility routines in
mt7921_start.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7921/main.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c index 43e878c69616..043dd77bdbe7 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c @@ -173,22 +173,31 @@ static int mt7921_start(struct ieee80211_hw *hw) { struct mt7921_dev *dev = mt7921_hw_dev(hw); struct mt7921_phy *phy = mt7921_hw_phy(hw); + int err; mt7921_mutex_acquire(dev); - mt76_connac_mcu_set_mac_enable(&dev->mt76, 0, true, false); - mt76_connac_mcu_set_channel_domain(phy->mt76); + err = mt76_connac_mcu_set_mac_enable(&dev->mt76, 0, true, false); + if (err) + goto out; + + err = mt76_connac_mcu_set_channel_domain(phy->mt76); + if (err) + goto out; + + err = mt7921_mcu_set_chan_info(phy, MCU_EXT_CMD_SET_RX_PATH); + if (err) + goto out; - mt7921_mcu_set_chan_info(phy, MCU_EXT_CMD_SET_RX_PATH); mt7921_mac_reset_counters(phy); set_bit(MT76_STATE_RUNNING, &phy->mt76->state); ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work, MT7921_WATCHDOG_TIME); - +out: mt7921_mutex_release(dev); - return 0; + return err; } static void mt7921_stop(struct ieee80211_hw *hw) |