diff options
| author | Piotr Sroka <piotrs@cadence.com> | 2020-02-10 10:55:26 +0100 |
|---|---|---|
| committer | Miquel Raynal <miquel.raynal@bootlin.com> | 2020-03-11 16:17:55 +0100 |
| commit | e4578af0354176ff6b4ae78b9998b4f479f7c31c (patch) | |
| tree | 6eb4f6b858cf40efc636432aee5f065058f331f6 /drivers | |
| parent | 397deafc02e1b91668fa1ee95fdd52d14fa82135 (diff) | |
| download | linux-e4578af0354176ff6b4ae78b9998b4f479f7c31c.tar.bz2 | |
mtd: rawnand: cadence: fix the calculation of the avaialble OOB size
The value of cdns_chip->sector_count is not known at the moment
of the derivation of ecc_size, leading to a zero value. Fix
this by assigning ecc_size later in the code.
Fixes: ec4ba01e894d ("mtd: rawnand: Add new Cadence NAND driver to MTD subsystem")
Cc: stable@vger.kernel.org
Signed-off-by: Piotr Sroka <piotrs@cadence.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/1581328530-29966-2-git-send-email-piotrs@cadence.com
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mtd/nand/raw/cadence-nand-controller.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/mtd/nand/raw/cadence-nand-controller.c b/drivers/mtd/nand/raw/cadence-nand-controller.c index 5063a8b493a4..2ebfd0934739 100644 --- a/drivers/mtd/nand/raw/cadence-nand-controller.c +++ b/drivers/mtd/nand/raw/cadence-nand-controller.c @@ -2595,7 +2595,7 @@ int cadence_nand_attach_chip(struct nand_chip *chip) { struct cdns_nand_ctrl *cdns_ctrl = to_cdns_nand_ctrl(chip->controller); struct cdns_nand_chip *cdns_chip = to_cdns_nand_chip(chip); - u32 ecc_size = cdns_chip->sector_count * chip->ecc.bytes; + u32 ecc_size; struct mtd_info *mtd = nand_to_mtd(chip); int ret; @@ -2634,6 +2634,7 @@ int cadence_nand_attach_chip(struct nand_chip *chip) /* Error correction configuration. */ cdns_chip->sector_size = chip->ecc.size; cdns_chip->sector_count = mtd->writesize / cdns_chip->sector_size; + ecc_size = cdns_chip->sector_count * chip->ecc.bytes; cdns_chip->avail_oob_size = mtd->oobsize - ecc_size; |