diff options
| author | vignesh babu <vignesh.babu@wipro.com> | 2007-07-15 23:41:17 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-16 09:05:48 -0700 |
| commit | 3fc74269c8910573a0e9a7bc303752194ce5cae0 (patch) | |
| tree | ebe371367d6438a88d13c6d2ebb6157fecb24632 /fs/ext3 | |
| parent | 681dcd95431e2258c1174602fcd69393e4139959 (diff) | |
| download | linux-3fc74269c8910573a0e9a7bc303752194ce5cae0.tar.bz2 | |
is_power_of_2: ext3/super.c
Replace (n & (n-1)) in the context of power of 2 checks with is_power_of_2()
Signed-off-by: vignesh babu <vignesh.babu@wipro.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ext3')
| -rw-r--r-- | fs/ext3/super.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/ext3/super.c b/fs/ext3/super.c index 69a59d4580e9..440c35d98993 100644 --- a/fs/ext3/super.c +++ b/fs/ext3/super.c @@ -35,6 +35,7 @@ #include <linux/namei.h> #include <linux/quotaops.h> #include <linux/seq_file.h> +#include <linux/log2.h> #include <asm/uaccess.h> @@ -1574,7 +1575,7 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent) sbi->s_inode_size = le16_to_cpu(es->s_inode_size); sbi->s_first_ino = le32_to_cpu(es->s_first_ino); if ((sbi->s_inode_size < EXT3_GOOD_OLD_INODE_SIZE) || - (sbi->s_inode_size & (sbi->s_inode_size - 1)) || + (!is_power_of_2(sbi->s_inode_size)) || (sbi->s_inode_size > blocksize)) { printk (KERN_ERR "EXT3-fs: unsupported inode size: %d\n", |