[PATCH 6.6 255/638] wifi: mt76: mt7996: fix efuse reading issue

From: Sasha Levin
Date: Sun Mar 24 2024 - 22:42:25 EST


From: StanleyYP Wang <StanleyYP.Wang@xxxxxxxxxxxx>

[ Upstream commit d3ad99be7cc2d174126d908addd6bea2b157aa75 ]

The efuse data starts from the 48th bytes instead of 64th bytes in the
returned event skb.

Fixes: 98686cd21624 ("wifi: mt76: mt7996: add driver for MediaTek Wi-Fi 7 (802.11be) devices")
Signed-off-by: StanleyYP Wang <StanleyYP.Wang@xxxxxxxxxxxx>
Signed-off-by: Shayne Chen <shayne.chen@xxxxxxxxxxxx>
Signed-off-by: Felix Fietkau <nbd@xxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/net/wireless/mediatek/mt76/mt7996/mcu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
index 650c43cb899f7..b4ea7d0a7f5a0 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
@@ -3100,7 +3100,7 @@ int mt7996_mcu_get_eeprom(struct mt7996_dev *dev, u32 offset)
u32 addr = le32_to_cpu(*(__le32 *)(skb->data + 12));
u8 *buf = (u8 *)dev->mt76.eeprom.data + addr;

- skb_pull(skb, 64);
+ skb_pull(skb, 48);
memcpy(buf, skb->data, MT7996_EEPROM_BLOCK_SIZE);
}

--
2.43.0