github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-28 09:04:39 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

mtd: rawnand: cadence: fix the calculation of the avaialble OOB size

Browse Source 
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: ec4ba01e89 ("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
This commit is contained in:
Piotr Sroka 2020-02-10 10:55:26 +01:00 committed by Miquel Raynal
parent 397deafc02
commit e4578af035
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/mtd/nand/raw/cadence-nand-controller.c
View File

@ -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;