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mtd: rawnand: brcmnand: fix hamming oob layout

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commit 130bbde4809b011faf64f99dddc14b4b01f440c3 upstream.

First 2 bytes are used in large-page nand.

Fixes: ef5eeea6e9 ("mtd: nand: brcm: switch to mtd_ooblayout_ops")
Cc: [email protected]
Signed-off-by: Álvaro Fernández Rojas <[email protected]>
Signed-off-by: Miquel Raynal <[email protected]>
Link: https://lore.kernel.org/linux-mtd/[email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>
This commit is contained in:
Álvaro Fernández Rojas 2020-05-12 09:57:32 +02:00 • committed by Greg Kroah-Hartman
commit 1260c45ac5
1 changed files with 7 additions and 4 deletions
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11
drivers/mtd/nand/raw/brcmnand/brcmnand.c
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@ -1019,11 +1019,14 @@ static int brcmnand_hamming_ooblayout_free(struct mtd_info *mtd, int section,
if (!section) {
/*
* Small-page NAND use byte 6 for BBI while large-page
* NAND use byte 0.
* NAND use bytes 0 and 1.
*/
if (cfg->page_size > 512)
oobregion->offset++;
oobregion->length--;
if (cfg->page_size > 512) {
oobregion->offset += 2;
oobregion->length -= 2;
} else {
oobregion->length--;
}
}
}