diff options
| author | Bang Li <libang.linuxer@gmail.com> | 2023-03-15 00:56:53 +0800 |
|---|---|---|
| committer | Miquel Raynal <miquel.raynal@bootlin.com> | 2023-03-22 17:02:19 +0100 |
| commit | e6b0922a9c614d7689393391325c943b34afd6d4 (patch) | |
| tree | 35fc2b1d84abade681f223cb4c493bd93e488205 | |
| parent | 57150c40b6391bc350c6016641b2a487a3de3cba (diff) | |
mtdblock: tolerate corrected bit-flips
mtd_read() may return -EUCLEAN in case of corrected bit-flips.This
particular condition should not be treated like an error.
Signed-off-by: Bang Li <libang.linuxer@gmail.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20230314165653.252673-1-libang.linuxer@gmail.com
| -rw-r--r-- | drivers/mtd/mtdblock_ro.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/mtd/mtdblock_ro.c b/drivers/mtd/mtdblock_ro.c index 7c51952ce55d..66ffc9f1ead2 100644 --- a/drivers/mtd/mtdblock_ro.c +++ b/drivers/mtd/mtdblock_ro.c @@ -16,8 +16,10 @@ static int mtdblock_readsect(struct mtd_blktrans_dev *dev, unsigned long block, char *buf) { size_t retlen; + int err; - if (mtd_read(dev->mtd, (block * 512), 512, &retlen, buf)) + err = mtd_read(dev->mtd, (block * 512), 512, &retlen, buf); + if (err && !mtd_is_bitflip(err)) return 1; return 0; } |