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mtd: rawnand: brcmnand: fix bch ecc layout for large page nand

PATCH Applied Kamal Dasu 3 participants 3 messages May 1, 2019 – Jun 3, 2019

Subsystems (3)
Memory technology devices (MTD) NAND flash Broadcom stb NAND flash driver
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Kamal Dasu

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PATCH v2 1/1 mtd: rawnand: brcmnand: fix bch ecc layout for large page nand

The oobregion->offset for large page nand parts was wrong, change fixes this error in calculation.

Fixes ef5eeea6e911 ("mtd: nand: brcm: switch to mtd_ooblayout_ops")
Signed-off-by Kamal Dasu <[email protected]>
---
 drivers/mtd/nand/raw/brcmnand/brcmnand.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
drivers/mtd/nand/raw/brcmnand/brcmnand.c +1 -1
index 482c6f0..3eefea7 100644
@@ -939,7 +939,7 @@ static int brcmnand_bch_ooblayout_ecc(struct mtd_info *mtd, int section,
 	if (section >= sectors)
 		return -ERANGE;
 
-	oobregion->offset = (section * (sas + 1)) - chip->ecc.bytes;
+	oobregion->offset = ((section + 1) * sas) - chip->ecc.bytes;
 	oobregion->length = chip->ecc.bytes;
 
 	return 0;
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