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| author | Adrian Bunk <bunk@stusta.de> | 2007-02-02 15:29:19 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2007-02-09 15:06:02 +0000 |
| commit | d24030f0f71390b1a01796d664445352bd403269 (patch) | |
| tree | fc993b1618c48aa6525750b70fc5ffd48f476d02 /drivers/mtd | |
| parent | 0373615579c7359dfd0bc66139c2e7bf67793480 (diff) | |
| download | blackbird-op-linux-d24030f0f71390b1a01796d664445352bd403269.tar.gz blackbird-op-linux-d24030f0f71390b1a01796d664445352bd403269.zip | |
[MTD] [NAND] Fix an off-by-one in a BUG_ON in CAFÉ ECC correction.
err_pos_lut[4096] of an array with 4096 elements is a bug.
Spotted by the Coverity checker.
While I was at it, I also converted it to ARRAY_SIZE().
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/cafe_ecc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mtd/nand/cafe_ecc.c b/drivers/mtd/nand/cafe_ecc.c index 1b9fa05a4474..ea5c8491d2c5 100644 --- a/drivers/mtd/nand/cafe_ecc.c +++ b/drivers/mtd/nand/cafe_ecc.c @@ -1045,7 +1045,7 @@ static unsigned short err_pos_lut[4096] = { static unsigned short err_pos(unsigned short din) { - BUG_ON(din > 4096); + BUG_ON(din >= ARRAY_SIZE(err_pos_lut)); return err_pos_lut[din]; } static int chk_no_err_only(unsigned short *chk_syndrome_list, unsigned short *err_info) |
