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| author | Theodore Ts'o <tytso@mit.edu> | 2015-05-31 13:34:57 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2015-05-31 13:34:57 -0400 |
| commit | 6bc445e0ff44c7e83225124c214d350407e68ccf (patch) | |
| tree | c61f7126550c87b865dc60e3bb6f809abcfd8e9e /fs/ext4 | |
| parent | 5555702955326ac1b9971f81569d8a6851384d49 (diff) | |
| download | linux-6bc445e0ff44c7e83225124c214d350407e68ccf.tar.bz2 | |
ext4 crypto: make sure the encryption info is initialized on opendir(2)
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | fs/ext4/dir.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c index e11e6ae26baa..f9e14911918c 100644 --- a/fs/ext4/dir.c +++ b/fs/ext4/dir.c @@ -593,6 +593,13 @@ finished: return 0; } +static int ext4_dir_open(struct inode * inode, struct file * filp) +{ + if (ext4_encrypted_inode(inode)) + return ext4_get_encryption_info(inode) ? -EACCES : 0; + return 0; +} + static int ext4_release_dir(struct inode *inode, struct file *filp) { if (filp->private_data) @@ -635,5 +642,6 @@ const struct file_operations ext4_dir_operations = { .compat_ioctl = ext4_compat_ioctl, #endif .fsync = ext4_sync_file, + .open = ext4_dir_open, .release = ext4_release_dir, }; |