Add check before assigning chip->ecc.read_page() and chip->ecc.write_page()
Signed-off-by: Naga Sureshkumar Relli <naga.sureshkumar.re...@xilinx.com>
---
drivers/mtd/nand/raw/nand_micron.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/mtd/nand/raw/nand_micron.c
b/drivers/mtd/nand/raw/nand_micron.c
index cbd4f09ac178..565f2696c747 100644
--- a/drivers/mtd/nand/raw/nand_micron.c
+++ b/drivers/mtd/nand/raw/nand_micron.c
@@ -500,8 +500,11 @@ static int micron_nand_init(struct nand_chip *chip)
chip->ecc.size = 512;
chip->ecc.strength = chip->base.eccreq.strength;
chip->ecc.algo = NAND_ECC_BCH;
- chip->ecc.read_page = micron_nand_read_page_on_die_ecc;
- chip->ecc.write_page = micron_nand_write_page_on_die_ecc;
+ if (!chip->ecc.read_page)
+ chip->ecc.read_page = micron_nand_read_page_on_die_ecc;
+
+ if (!chip->ecc.write_page)
+ chip->ecc.write_page =
micron_nand_write_page_on_die_ecc;
if (ondie == MICRON_ON_DIE_MANDATORY) {
chip->ecc.read_page_raw = nand_read_page_raw_notsupp;
--
2.17.1
