diff --git a/drivers/mtd/nand/fsmc_nand.c b/drivers/mtd/nand/fsmc_nand.c
index bd423390d330237e9fea0a0741c81fc263443eaa..6a0bca17c223bdda3975919ce2519f131c879e4f 100644
--- a/drivers/mtd/nand/fsmc_nand.c
+++ b/drivers/mtd/nand/fsmc_nand.c
@@ -654,7 +654,7 @@ static int fsmc_bch8_correct_data(struct mtd_info *mtd, uint8_t *dat,
 		change_bit(0, (unsigned long *)&err_idx[i]);
 		change_bit(1, (unsigned long *)&err_idx[i]);
 
-		if (err_idx[i] <= chip->ecc.size * 8) {
+		if (err_idx[i] < chip->ecc.size * 8) {
 			change_bit(err_idx[i], (unsigned long *)dat);
 			i++;
 		}