[PATCH mt76 5/6] wifi: mt76: mt7996: fix the temporary buffer for calibration-free data

[Shayne Chen]

From: StanleyYP Wang <StanleyYP.Wang at mediatek.com>

Move the declaration of buf[] outside the for loop.

Fixes: 224c7c2be578 ("wifi: mt76: mt7996: apply calibration-free data from OTP")
Signed-off-by: StanleyYP Wang <StanleyYP.Wang at mediatek.com>
Signed-off-by: Shayne Chen <shayne.chen at mediatek.com>
---
 drivers/net/wireless/mediatek/mt76/mt7996/mcu.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
index 2a9c59d15894..4c733f51a03e 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
@@ -4104,6 +4104,7 @@ mt7996_mcu_get_cal_free_data(struct mt7996_dev *dev)
 	}
 
 	for (band = 0; band < __MT_MAX_BAND; band++) {
+		u8 buf[MT7996_EEPROM_BLOCK_SIZE];
 		const struct cal_free_data *cal;
 		u16 prev_block_idx = -1;
 		u16 adie_base;
@@ -4126,13 +4127,13 @@ mt7996_mcu_get_cal_free_data(struct mt7996_dev *dev)
 			u16 eep_offset = cal[i].eep_offs;
 			u16 block_idx = adie_offset / MT7996_EEPROM_BLOCK_SIZE;
 			u16 offset = adie_offset % MT7996_EEPROM_BLOCK_SIZE;
-			u8 buf[MT7996_EEPROM_BLOCK_SIZE];
 
 			if (is_mt7996(&dev->mt76) && band == MT_BAND1 &&
 			    dev->var.type == MT7996_VAR_TYPE_444)
 				eep_offset -= MT_EE_7977BN_OFFSET;
 
 			if (prev_block_idx != block_idx) {
+				memset(buf, 0, sizeof(buf));
 				ret = mt7996_mcu_get_eeprom(dev, adie_offset, buf,
 							    MT7996_EEPROM_BLOCK_SIZE,
 							    EEPROM_MODE_EFUSE);
-- 
2.51.0