From: Claire Lin <[email protected]>
In brcmstb_nand_verify_erased_page(), the ECC chunk pointer calculation
while correcting erased page bitflips is wrong, fix it.
Fixes: 02b88eea9f9c ("mtd: brcmnand: Add check for erased page bitflips")
Signed-off-by: Claire Lin <[email protected]>
Reviewed-by: Ray Jui <[email protected]>
Signed-off-by: Kamal Dasu <[email protected]>
Signed-off-by: Miquel Raynal <[email protected]>
[Ported to U-Boot from the Linux kernel]
Signed-off-by: Linus Walleij <[email protected]>
---
drivers/mtd/nand/raw/brcmnand/brcmnand.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c
b/drivers/mtd/nand/raw/brcmnand/brcmnand.c
index 170aece0aa79..0402cb06a74b 100644
--- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c
+++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c
@@ -1765,6 +1765,7 @@ static int brcmstb_nand_verify_erased_page(struct
mtd_info *mtd,
int bitflips = 0;
int page = addr >> chip->page_shift;
int ret;
+ void *ecc_chunk;
if (!buf) {
#ifndef __UBOOT__
@@ -1784,7 +1785,9 @@ static int brcmstb_nand_verify_erased_page(struct
mtd_info *mtd,
return ret;
for (i = 0; i < chip->ecc.steps; i++, oob += sas) {
- ret = nand_check_erased_ecc_chunk(buf, chip->ecc.size,
+ ecc_chunk = buf + chip->ecc.size * i;
+ ret = nand_check_erased_ecc_chunk(ecc_chunk,
+ chip->ecc.size,
oob, sas, NULL, 0,
chip->ecc.strength);
if (ret < 0)
--
2.39.1
