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author | Boris BREZILLON | 2015-09-30 23:45:29 +0200 |
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committer | Brian Norris | 2015-10-02 20:09:51 +0200 |
commit | 146b503e102778ee98d8ba59e9e178ab26a4af5b (patch) | |
tree | 2604caa01516051289c9260a654bb026d40aeaa8 /drivers/mtd/nand | |
parent | mtd: nand: sunxi: replace the NFC_BUF_TO_USER_DATA() macro by an inline function (diff) | |
download | kernel-qcow2-linux-146b503e102778ee98d8ba59e9e178ab26a4af5b.tar.gz kernel-qcow2-linux-146b503e102778ee98d8ba59e9e178ab26a4af5b.tar.xz kernel-qcow2-linux-146b503e102778ee98d8ba59e9e178ab26a4af5b.zip |
mtd: nand: sunxi: fix bitflips in erased pages
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>
Diffstat (limited to 'drivers/mtd/nand')
-rw-r--r-- | drivers/mtd/nand/sunxi_nand.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/mtd/nand/sunxi_nand.c b/drivers/mtd/nand/sunxi_nand.c index a76eb5173bb8..92245a312334 100644 --- a/drivers/mtd/nand/sunxi_nand.c +++ b/drivers/mtd/nand/sunxi_nand.c @@ -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. |