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mtd: nand: sunxi: fix bitflips in erased pages

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Use the nand_check_erased_ecc_chunk() function to test if the ECC error
was triggered by an erased page containing a few bitflips.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
This commit is contained in:
Boris BREZILLON 2015-09-30 23:45:29 +02:00 committed by Brian Norris
parent 23151fd613
commit 146b503e10
1 changed files with 3 additions and 1 deletions
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4
drivers/mtd/nand/sunxi_nand.c
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@ -611,7 +611,9 @@ static int sunxi_nfc_hw_ecc_read_chunk(struct mtd_info *mtd,
sunxi_nfc_read_buf(mtd, oob, ecc->bytes + 4);
if (status & NFC_ECC_ERR(0)) {
ret = -EIO;
ret = nand_check_erased_ecc_chunk(data, ecc->size,
oob, ecc->bytes + 4,
NULL, 0, ecc->strength);
} else {
/*
* The engine protects 4 bytes of OOB data per chunk.