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authorClaire Lin2019-08-26 15:57:56 -0400
committerMiquel Raynal2019-08-29 14:26:38 +0200
commit7f852cc1579297fd763789f8cd370639d0c654b6 (patch)
tree0dd34686341449d00e3496488d9395f951f20122 /drivers/mtd/nand/raw
parent419a7a1f167176d60d036d8002b6e3661fde9707 (diff)
mtd: rawnand: brcmnand: Fix ecc chunk calculation for erased page bitfips
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 <claire.lin@broadcom.com> Reviewed-by: Ray Jui <ray.jui@broadcom.com> Signed-off-by: Kamal Dasu <kdasu.kdev@gmail.com> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Diffstat (limited to 'drivers/mtd/nand/raw')
-rw-r--r--drivers/mtd/nand/raw/brcmnand/brcmnand.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c
index 33310b8a6eb8..15ef30b368a5 100644
--- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c
+++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c
@@ -1792,6 +1792,7 @@ 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)
buf = nand_get_data_buf(chip);
@@ -1804,7 +1805,9 @@ 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)