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path: root/drivers/mtd/nand/nand_bbt.c
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Diffstat (limited to 'drivers/mtd/nand/nand_bbt.c')
-rw-r--r--drivers/mtd/nand/nand_bbt.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/mtd/nand/nand_bbt.c b/drivers/mtd/nand/nand_bbt.c
index 6ebd869..a1e8b300 100644
--- a/drivers/mtd/nand/nand_bbt.c
+++ b/drivers/mtd/nand/nand_bbt.c
@@ -1101,12 +1101,16 @@ static void mark_bbt_region(struct mtd_info *mtd, struct nand_bbt_descr *td)
static void verify_bbt_descr(struct mtd_info *mtd, struct nand_bbt_descr *bd)
{
struct nand_chip *this = mtd->priv;
- u32 pattern_len = bd->len;
- u32 bits = bd->options & NAND_BBT_NRBITS_MSK;
+ u32 pattern_len;
+ u32 bits;
u32 table_size;
if (!bd)
return;
+
+ pattern_len = bd->len;
+ bits = bd->options & NAND_BBT_NRBITS_MSK;
+
BUG_ON((this->options & NAND_USE_FLASH_BBT_NO_OOB) &&
!(this->options & NAND_USE_FLASH_BBT));
BUG_ON(!bits);