diff options
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/s3c2410.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/mtd/nand/s3c2410.c b/drivers/mtd/nand/s3c2410.c index 9c9397b..86ffb73 100644 --- a/drivers/mtd/nand/s3c2410.c +++ b/drivers/mtd/nand/s3c2410.c @@ -542,7 +542,8 @@ static int s3c2410_nand_correct_data(struct mtd_info *mtd, u_char *dat, diff0 |= (diff1 << 8); diff0 |= (diff2 << 16); - if ((diff0 & ~(1<<fls(diff0))) == 0) + /* equal to "(diff0 & ~(1 << __ffs(diff0)))" */ + if ((diff0 & (diff0 - 1)) == 0) return 1; return -1; |
