[PATCH 2/4] mtd: rawnand: cadence: fix calculating avaialble oob size

From: Piotr Sroka
Date: Mon Feb 10 2020 - 04:57:11 EST


Previously ecc_sector size was used for calculation but its value
was not yet known.

Signed-off-by: Piotr Sroka <piotrs@xxxxxxxxxxx>
---
drivers/mtd/nand/raw/cadence-nand-controller.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

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;

--
2.17.1