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@kernel.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
 
 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]);