diff options
| -rw-r--r-- | drivers/mtd/nand/raw/nand_base.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c index cf207d6e7a81..833f7061ff33 100644 --- a/drivers/mtd/nand/raw/nand_base.c +++ b/drivers/mtd/nand/raw/nand_base.c @@ -420,7 +420,7 @@ static int nand_do_write_oob(struct nand_chip *chip, loff_t to, struct mtd_oob_ops *ops) { struct mtd_info *mtd = nand_to_mtd(chip); - int chipnr, page, status, len; + int chipnr, page, status, len, ret; pr_debug("%s: to = 0x%08x, len = %i\n", __func__, (unsigned int)to, (int)ops->ooblen); @@ -442,7 +442,9 @@ static int nand_do_write_oob(struct nand_chip *chip, loff_t to, * if we don't do this. I have no clue why, but I seem to have 'fixed' * it in the doc2000 driver in August 1999. dwmw2. */ - nand_reset(chip, chipnr); + ret = nand_reset(chip, chipnr); + if (ret) + return ret; nand_select_target(chip, chipnr); @@ -5019,11 +5021,15 @@ static int nand_scan_ident(struct nand_chip *chip, unsigned int maxchips, u8 id[2]; /* See comment in nand_get_flash_type for reset */ - nand_reset(chip, i); + ret = nand_reset(chip, i); + if (ret) + break; nand_select_target(chip, i); /* Send the command for reading device ID */ - nand_readid_op(chip, 0, id, sizeof(id)); + ret = nand_readid_op(chip, 0, id, sizeof(id)); + if (ret) + break; /* Read manufacturer and device IDs */ if (nand_maf_id != id[0] || nand_dev_id != id[1]) { nand_deselect_target(chip); |