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mtd: rawnand: brcmnand: fix hamming oob layout
First 2 bytes are used in large-page nand.
Fixes: ef5eeea6e9
("mtd: nand: brcm: switch to mtd_ooblayout_ops")
Cc: stable@vger.kernel.org
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20200512075733.745374-2-noltari@gmail.com
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@ -1115,11 +1115,14 @@ static int brcmnand_hamming_ooblayout_free(struct mtd_info *mtd, int section,
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if (!section) {
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/*
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* Small-page NAND use byte 6 for BBI while large-page
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* NAND use byte 0.
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* NAND use bytes 0 and 1.
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*/
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if (cfg->page_size > 512)
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oobregion->offset++;
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oobregion->length--;
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if (cfg->page_size > 512) {
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oobregion->offset += 2;
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oobregion->length -= 2;
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} else {
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oobregion->length--;
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}
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}
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}
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