diff --git a/drivers/mtd/core.c b/drivers/mtd/core.c
index ccc5c262a..7bc0a0f04 100644
--- a/drivers/mtd/core.c
+++ b/drivers/mtd/core.c
@@ -119,7 +119,9 @@ int mtd_ioctl(struct cdev *cdev, int request, void *buf)
 	int ret = 0;
 	struct mtd_info *mtd = cdev->priv;
 	struct mtd_info_user *user = buf;
+#if (defined(CONFIG_NAND_ECC_HW) || defined(CONFIG_NAND_ECC_SOFT))
 	struct mtd_ecc_stats *ecc = buf;
+#endif
 	struct region_info_user *reg = buf;
 
 	switch (request) {