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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-02-06 21:45:27 +0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-03-21 05:29:32 +0400 |
| commit | 8de52778798fe39660a8d6b26f290e0c93202761 (patch) | |
| tree | 56384beb7863c1f338f2b66b509bf58eea5a99c2 /fs/jfs/super.c | |
| parent | c16fa4f2ad19908a47c63d8fa436a1178438c7e7 (diff) | |
| download | linux-8de52778798fe39660a8d6b26f290e0c93202761.tar.xz | |
vfs: check i_nlink limits in vfs_{mkdir,rename_dir,link}
New field of struct super_block - ->s_max_links. Maximal allowed
value of ->i_nlink or 0; in the latter case all checks still need
to be done in ->link/->mkdir/->rename instances. Note that this
limit applies both to directoris and to non-directories.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/jfs/super.c')
| -rw-r--r-- | fs/jfs/super.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/jfs/super.c b/fs/jfs/super.c index 682bca642f38..4661ad705130 100644 --- a/fs/jfs/super.c +++ b/fs/jfs/super.c @@ -441,6 +441,7 @@ static int jfs_fill_super(struct super_block *sb, void *data, int silent) return -ENOMEM; sb->s_fs_info = sbi; + sb->s_max_links = JFS_LINK_MAX; sbi->sb = sb; sbi->uid = sbi->gid = sbi->umask = -1; |