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path: root/drivers/mtd/nand
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Diffstat (limited to 'drivers/mtd/nand')
-rw-r--r--drivers/mtd/nand/nand_base.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 5661a8e..7bceea8 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -2595,8 +2595,12 @@ int nand_scan_tail(struct mtd_info *mtd)
chip->ecc.write_oob = nand_write_oob_std;
case NAND_ECC_HW_SYNDROME:
- if (!chip->ecc.calculate || !chip->ecc.correct ||
- !chip->ecc.hwctl) {
+ if ((!chip->ecc.calculate || !chip->ecc.correct ||
+ !chip->ecc.hwctl) &&
+ (!chip->ecc.read_page ||
+ chip->ecc.read_page == nand_read_page_hwecc ||
+ !chip->ecc.write_page ||
+ chip->ecc.write_page == nand_write_page_hwecc)) {
printk(KERN_WARNING "No ECC functions supplied, "
"Hardware ECC not possible\n");
BUG();