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-rw-r--r--drivers/mtd/nand/raw/xway_nand.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/mtd/nand/raw/xway_nand.c b/drivers/mtd/nand/raw/xway_nand.c
index efc5bf5434e0..26751976e502 100644
--- a/drivers/mtd/nand/raw/xway_nand.c
+++ b/drivers/mtd/nand/raw/xway_nand.c
@@ -149,7 +149,9 @@ static void xway_write_buf(struct nand_chip *chip, const u_char *buf, int len)
static int xway_attach_chip(struct nand_chip *chip)
{
chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT;
- chip->ecc.algo = NAND_ECC_ALGO_HAMMING;
+
+ if (chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN)
+ chip->ecc.algo = NAND_ECC_ALGO_HAMMING;
return 0;
}