[PATCH] mt76: eeprom: tolerate corrected bit-flips

Daniel Golle daniel at makrotopia.org
Thu Nov 25 10:36:45 PST 2021


mtd_read() returns -EUCLEAN in case of corrected bit-flips.
As data was read, don't error out in this case.

Acked-by: Hauke Mehrtens <hauke at hauke-m.de>
Signed-off-by: Daniel Golle <daniel at makrotopia.org>
---
 drivers/net/wireless/mediatek/mt76/eeprom.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/eeprom.c b/drivers/net/wireless/mediatek/mt76/eeprom.c
index 2d58aa31db934..0eb98f7ff7ec0 100644
--- a/drivers/net/wireless/mediatek/mt76/eeprom.c
+++ b/drivers/net/wireless/mediatek/mt76/eeprom.c
@@ -65,7 +65,7 @@ int mt76_get_of_eeprom(struct mt76_dev *dev, void *eep, int offset, int len)
 	offset = be32_to_cpup(list);
 	ret = mtd_read(mtd, offset, len, &retlen, eep);
 	put_mtd_device(mtd);
-	if (ret) {
+	if (ret && !mtd_is_bitflip(err)) {
 		dev_err(dev->dev, "reading EEPROM from mtd %s failed: %i\n",
 			part, ret);
 		goto out_put_node;
-- 
2.34.0




More information about the Linux-mediatek mailing list