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atmel_nand: use the definition: PMECC_OOB_RESERVED_BYTES instead magic number 

As atmel_nand_ecc.h is sync with v4.1 kernel, which adds the
PMECC_OOB_RESERVED_BYTES. So use it in the driver.

Signed-off-by: Josh Wu <josh.wu@atmel.com>
Reviewed-by: Andreas Bießmann <andreas.devel@googlemail.com>
Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
This commit is contained in:
Josh Wu 2016-01-25 14:06:35 +08:00 committed by Andreas Bießmann
parent 4c6a6ea3e1
commit 422b49e289
1 changed files with 1 additions and 1 deletions
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2
drivers/mtd/nand/atmel_nand.c
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@ -901,7 +901,7 @@ static int atmel_pmecc_nand_init_params(struct nand_chip *nand,
return -EINVAL;
}
if (nand->ecc.bytes > mtd->oobsize - 2) {
if (nand->ecc.bytes > mtd->oobsize - PMECC_OOB_RESERVED_BYTES) {
dev_err(host->dev, "No room for ECC bytes\n");
return -EINVAL;
}