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author | Paul Cercueil <paul@crapouillou.net> | 2021-10-16 14:22:24 +0100 |
---|---|---|
committer | Miquel Raynal <miquel.raynal@bootlin.com> | 2021-11-19 19:43:00 +0100 |
commit | 71e89591502d737c10db2bd4d8fcfaa352552afb (patch) | |
tree | 8fc4fa759ff973457ebfe6995da7aa17f1df7b29 /drivers | |
parent | fa55b7dcdc43c1aa1ba12bca9d2dd4318c2a0dbf (diff) | |
download | linux-stable-71e89591502d737c10db2bd4d8fcfaa352552afb.tar.gz linux-stable-71e89591502d737c10db2bd4d8fcfaa352552afb.tar.bz2 linux-stable-71e89591502d737c10db2bd4d8fcfaa352552afb.zip |
mtd: rawnand: davinci: Don't calculate ECC when reading page
The function nand_davinci_read_page_hwecc_oob_first() does read the ECC
data from the OOB area. Therefore it does not need to calculate the ECC
as it is already available.
Cc: <stable@vger.kernel.org> # v5.2
Fixes: a0ac778eb82c ("mtd: rawnand: ingenic: Add support for the JZ4740")
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20211016132228.40254-1-paul@crapouillou.net
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/mtd/nand/raw/davinci_nand.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/mtd/nand/raw/davinci_nand.c b/drivers/mtd/nand/raw/davinci_nand.c index 118da9944e3b..89de24d3bb7a 100644 --- a/drivers/mtd/nand/raw/davinci_nand.c +++ b/drivers/mtd/nand/raw/davinci_nand.c @@ -394,7 +394,6 @@ static int nand_davinci_read_page_hwecc_oob_first(struct nand_chip *chip, int eccsteps = chip->ecc.steps; uint8_t *p = buf; uint8_t *ecc_code = chip->ecc.code_buf; - uint8_t *ecc_calc = chip->ecc.calc_buf; unsigned int max_bitflips = 0; /* Read the OOB area first */ @@ -420,8 +419,6 @@ static int nand_davinci_read_page_hwecc_oob_first(struct nand_chip *chip, if (ret) return ret; - chip->ecc.calculate(chip, p, &ecc_calc[i]); - stat = chip->ecc.correct(chip, p, &ecc_code[i], NULL); if (stat == -EBADMSG && (chip->ecc.options & NAND_ECC_GENERIC_ERASED_CHECK)) { |