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mtd: nand_bbt: handle error case for nand_create_badblock_pattern()

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Signed-off-by: Brian Norris <computersforpeace@gmail.com>
This commit is contained in:
Brian Norris 2014-05-20 22:34:40 -07:00
parent 930de53701
commit abb9cf78e8
1 changed files with 6 additions and 2 deletions
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8
drivers/mtd/nand/nand_bbt.c
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@ -1282,6 +1282,7 @@ static int nand_create_badblock_pattern(struct nand_chip *this)
int nand_default_bbt(struct mtd_info *mtd)
{
struct nand_chip *this = mtd->priv;
int ret;
/* Is a flash based bad block table requested? */
if (this->bbt_options & NAND_BBT_USE_FLASH) {
@ -1300,8 +1301,11 @@ int nand_default_bbt(struct mtd_info *mtd)
this->bbt_md = NULL;
}
if (!this->badblock_pattern)
nand_create_badblock_pattern(this);
if (!this->badblock_pattern) {
ret = nand_create_badblock_pattern(this);
if (ret)
return ret;
}
return nand_scan_bbt(mtd, this->badblock_pattern);
}