diff options
| author | Amir Goldstein <amir73il@gmail.com> | 2023-12-12 12:44:40 +0300 |
|---|---|---|
| committer | Christian Brauner <brauner@kernel.org> | 2023-12-12 18:20:02 +0300 |
| commit | d9e5d31084b024734e64307521414ef0ae1d5333 (patch) | |
| tree | 5cad647473aa9eba5963c8d8caa7cf7dac635200 /fs/readdir.c | |
| parent | cb383f06686734ef04daf63a4369566800717b7b (diff) | |
| download | linux-d9e5d31084b024734e64307521414ef0ae1d5333.tar.xz | |
fsnotify: optionally pass access range in file permission hooks
In preparation for pre-content permission events with file access range,
move fsnotify_file_perm() hook out of security_file_permission() and into
the callers.
Callers that have the access range information call the new hook
fsnotify_file_area_perm() with the access range.
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Link: https://lore.kernel.org/r/20231212094440.250945-6-amir73il@gmail.com
Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'fs/readdir.c')
| -rw-r--r-- | fs/readdir.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/readdir.c b/fs/readdir.c index c8c46e294431..278bc0254732 100644 --- a/fs/readdir.c +++ b/fs/readdir.c @@ -96,6 +96,10 @@ int iterate_dir(struct file *file, struct dir_context *ctx) if (res) goto out; + res = fsnotify_file_perm(file, MAY_READ); + if (res) + goto out; + res = down_read_killable(&inode->i_rwsem); if (res) goto out; |