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Diffstat (limited to 'fs/ext2')
-rw-r--r--fs/ext2/super.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index 3e78af2ae7d..51b4c43b97e 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -30,6 +30,7 @@
#include <linux/vfs.h>
#include <linux/seq_file.h>
#include <linux/mount.h>
+#include <linux/log2.h>
#include <asm/uaccess.h>
#include "ext2.h"
#include "xattr.h"
@@ -862,7 +863,7 @@ static int ext2_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 < EXT2_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 ("EXT2-fs: unsupported inode size: %d\n",
sbi->s_inode_size);