diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c
index 71050a0..5f36704 100644
--- a/drivers/mtd/nand/raw/nand_base.c
+++ b/drivers/mtd/nand/raw/nand_base.c
@@ -460,10 +460,7 @@ static int nand_block_checkbad(struct mtd_info *mtd, loff_t ofs, int allowbbt)
 	struct nand_chip *chip = mtd_to_nand(mtd);
 
 	/* Return info from the table */
-	if (chip->bbt)
-		return nand_isbad_bbt(chip, ofs, allowbbt);
-
-	return nand_isbad_bbm(chip, ofs);
+	return 0;
 }
 
 /**
@@ -4252,16 +4249,7 @@ static int nand_block_isbad(struct mtd_info *mtd, loff_t offs)
 	int chipnr = (int)(offs >> chip->chip_shift);
 	int ret;
 
-	/* Select the NAND device */
-	nand_get_device(mtd, FL_READING);
-	chip->select_chip(chip, chipnr);
-
-	ret = nand_block_checkbad(mtd, offs, 0);
-
-	chip->select_chip(chip, -1);
-	nand_release_device(mtd);
-
-	return ret;
+	return 0;
 }
 
 /**