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Date:   Fri, 14 Feb 2020 10:42:04 -0500
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Lorenzo Bianconi <lorenzo@...nel.org>,
        Kalle Valo <kvalo@...eaurora.org>,
        Sasha Levin <sashal@...nel.org>,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: [PATCH AUTOSEL 5.5 132/542] mt76: mt7615: fix max_nss in mt7615_eeprom_parse_hw_cap

From: Lorenzo Bianconi <lorenzo@...nel.org>

[ Upstream commit d08f3010f4a32eec3c8aa771f03a1b342a1472fa ]

Fix u8 cast reading max_nss from MT_TOP_STRAP_STA register in
mt7615_eeprom_parse_hw_cap routine

Fixes: acf5457fd99db ("mt76: mt7615: read {tx,rx} mask from eeprom")
Signed-off-by: Lorenzo Bianconi <lorenzo@...nel.org>
Signed-off-by: Kalle Valo <kvalo@...eaurora.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/net/wireless/mediatek/mt76/mt7615/eeprom.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt7615/eeprom.c
index eccad4987ac83..17e277bf39e0f 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/eeprom.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/eeprom.c
@@ -92,8 +92,9 @@ static int mt7615_check_eeprom(struct mt76_dev *dev)
 
 static void mt7615_eeprom_parse_hw_cap(struct mt7615_dev *dev)
 {
-	u8 val, *eeprom = dev->mt76.eeprom.data;
+	u8 *eeprom = dev->mt76.eeprom.data;
 	u8 tx_mask, rx_mask, max_nss;
+	u32 val;
 
 	val = FIELD_GET(MT_EE_NIC_WIFI_CONF_BAND_SEL,
 			eeprom[MT_EE_WIFI_CONF]);
-- 
2.20.1

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