From e809904f9bd2db92c1c7e403aa77ab49b8a9b266 Mon Sep 17 00:00:00 2001
From: Lorenzo Bianconi <lorenzo@kernel.org>
Date: Mon, 28 Feb 2022 20:39:28 +0100
Subject: [PATCH] mt76: mt7615: honor ret from mt7615_mcu_restart in mt7663u_mcu_init
Git-commit: e809904f9bd2db92c1c7e403aa77ab49b8a9b266
Patch-mainline: v5.18-rc1
References: bsc#1209980
Check return value of mt7615_mcu_restart routine in mt7663u_mcu_init().
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/net/wireless/mediatek/mt76/mt7615/usb_mcu.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/usb_mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/usb_mcu.c
index 0ebb4c3c336a..b560d0db6a92 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/usb_mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/usb_mcu.c
@@ -57,7 +57,10 @@ int mt7663u_mcu_init(struct mt7615_dev *dev)
mt76_set(dev, MT_UDMA_TX_QSEL, MT_FW_DL_EN);
if (test_and_clear_bit(MT76_STATE_POWER_OFF, &dev->mphy.state)) {
- mt7615_mcu_restart(&dev->mt76);
+ ret = mt7615_mcu_restart(&dev->mt76);
+ if (ret)
+ return ret;
+
if (!mt76_poll_msec(dev, MT_CONN_ON_MISC,
MT_TOP_MISC2_FW_PWR_ON, 0, 500))
return -EIO;
--
2.35.3