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path: root/drivers/mtd/nand/nand_base.c
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Diffstat (limited to 'drivers/mtd/nand/nand_base.c')
-rw-r--r--drivers/mtd/nand/nand_base.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index c9767b511dfe..51653d9e1438 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -1479,14 +1479,22 @@ static int nand_do_read_ops(struct mtd_info *mtd, loff_t from,
else
ret = chip->ecc.read_page(mtd, chip, bufpoi,
page);
- if (ret < 0)
+ if (ret < 0) {
+ if (!aligned)
+ /* Invalidate page cache */
+ chip->pagebuf = -1;
break;
+ }
/* Transfer not aligned data */
if (!aligned) {
if (!NAND_SUBPAGE_READ(chip) && !oob &&
- !(mtd->ecc_stats.failed - stats.failed))
+ !(mtd->ecc_stats.failed - stats.failed) &&
+ (ops->mode != MTD_OPS_RAW))
chip->pagebuf = realpage;
+ else
+ /* Invalidate page cache */
+ chip->pagebuf = -1;
memcpy(buf, chip->buffers->databuf + col, bytes);
}