diff options
| author | Theodore Ts'o <tytso@mit.edu> | 2009-08-29 21:08:08 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-12-14 08:06:18 -0800 |
| commit | e4670b394dd5cdfc5fda17e3ec94c444dcaecac2 (patch) | |
| tree | 00a54762630cf498fc28acb9a8095c04bfd0d93c | |
| parent | 929c7112197d58053117b3303f3bcf160bcdca45 (diff) | |
ext4: Limit number of links that can be created by ext4_link()
(cherry picked from commit b05ab1dc3795e6f997fb0d34f38fce5012533c3e)
In ext4_link we need to check using EXT4_LINK_MAX, and not
EXT4_DIR_LINK_MAX(), since ext4_link() is creating hard links of
regular files, and not directories.
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
| -rw-r--r-- | fs/ext4/namei.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c index 9d51ab9dd9d..06ce2d88598 100644 --- a/fs/ext4/namei.c +++ b/fs/ext4/namei.c @@ -2310,7 +2310,7 @@ static int ext4_link(struct dentry *old_dentry, struct inode *inode = old_dentry->d_inode; int err, retries = 0; - if (EXT4_DIR_LINK_MAX(inode)) + if (inode->i_nlink >= EXT4_LINK_MAX) return -EMLINK; /* |