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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-02-06 12:45:27 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-03-20 21:29:32 -0400 |
| commit | 8de52778798fe39660a8d6b26f290e0c93202761 (patch) | |
| tree | 56384beb7863c1f338f2b66b509bf58eea5a99c2 /fs/exofs/super.c | |
| parent | c16fa4f2ad19908a47c63d8fa436a1178438c7e7 (diff) | |
| download | op-kernel-dev-8de52778798fe39660a8d6b26f290e0c93202761.zip op-kernel-dev-8de52778798fe39660a8d6b26f290e0c93202761.tar.gz | |
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/exofs/super.c')
| -rw-r--r-- | fs/exofs/super.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/exofs/super.c b/fs/exofs/super.c index d22cd168..6cafcad 100644 --- a/fs/exofs/super.c +++ b/fs/exofs/super.c @@ -754,6 +754,7 @@ static int exofs_fill_super(struct super_block *sb, void *data, int silent) sb->s_blocksize = EXOFS_BLKSIZE; sb->s_blocksize_bits = EXOFS_BLKSHIFT; sb->s_maxbytes = MAX_LFS_FILESIZE; + sb->s_max_links = EXOFS_LINK_MAX; atomic_set(&sbi->s_curr_pending, 0); sb->s_bdev = NULL; sb->s_dev = 0; |
