[MTD] NAND Signal that a bitflip was corrected by ECC

[pandora-kernel.git] / drivers / mtd / inftlcore.c

diff --git a/drivers/mtd/inftlcore.c b/drivers/mtd/inftlcore.c
index efb1a95..1e21a2c 100644 (file)
--- a/drivers/mtd/inftlcore.c
+++ b/drivers/mtd/inftlcore.c
@@ -355,7 +355,7 @@ static u16 INFTL_foldchain(struct INFTLrecord *inftl, unsigned thisVUC, unsigned
                ret = mtd->read(mtd, (inftl->EraseSize * BlockMap[block]) +
                                (block * SECTORSIZE), SECTORSIZE, &retlen,
                                movebuf);
-               if (ret < 0) {
+               if (ret < 0 && ret != -EUCLEAN) {
                        ret = mtd->read(mtd,
                                        (inftl->EraseSize * BlockMap[block]) +
                                        (block * SECTORSIZE), SECTORSIZE,
@@ -922,7 +922,10 @@ foundit:
        } else {
                size_t retlen;
                loff_t ptr = (thisEUN * inftl->EraseSize) + blockofs;
-               if (mtd->read(mtd, ptr, SECTORSIZE, &retlen, buffer))
+               int ret = mtd->read(mtd, ptr, SECTORSIZE, &retlen, buffer);
+
+               /* Handle corrected bit flips gracefully */
+               if (ret < 0 && ret != -EUCLEAN)
                        return -EIO;
        }
        return 0;