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From: Kamal Dasu <kdasu.kdev@gmail.com>
To: linux-mtd@lists.infradead.org
Cc: bcm-kernel-feedback-list@broadcom.com,
	linux-kernel@vger.kernel.org, Kamal Dasu <kdasu.kdev@gmail.com>,
	Brian Norris <computersforpeace@gmail.com>,
	Boris Brezillon <bbrezillon@kernel.org>,
	Miquel Raynal <miquel.raynal@bootlin.com>,
	Richard Weinberger <richard@nod.at>,
	David Woodhouse <dwmw2@infradead.org>,
	Marek Vasut <marek.vasut@gmail.com>
Subject: [PATCH] mtd: rawnand: brcmnand: fix bch ecc layout for large page nand
Date: Fri, 26 Apr 2019 15:22:26 -0400	[thread overview]
Message-ID: <1556306615-37990-1-git-send-email-kdasu.kdev@gmail.com> (raw)

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

Signed-off-by: Kamal Dasu <kdasu.kdev@gmail.com>
---
 drivers/mtd/nand/raw/brcmnand/brcmnand.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c
index 482c6f0..3eefea7 100644
--- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c
+++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c
@@ -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;
-- 
1.9.0.138.g2de3478


             reply	other threads:[~2019-04-26 19:25 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-26 19:22 Kamal Dasu [this message]
2019-05-01 18:35 ` [PATCH] mtd: rawnand: brcmnand: fix bch ecc layout for large page nand Florian Fainelli
2019-05-01 19:15   ` Kamal Dasu

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