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| author | Kees Cook <keescook@chromium.org> | 2011-12-21 12:17:03 -0800 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2012-02-10 09:14:51 +1100 |
| commit | 1a2a4d06e1e95260c470ebe3a945f61bbe8c1fd8 (patch) | |
| tree | 7167d158749a7acf2ce8bbe1ecd25234b654e813 /kernel/fork.c | |
| parent | 9e3ff38647a316e4f92d59b14c8f0eb13b33bb2c (diff) | |
| download | blackbird-op-linux-1a2a4d06e1e95260c470ebe3a945f61bbe8c1fd8.tar.gz blackbird-op-linux-1a2a4d06e1e95260c470ebe3a945f61bbe8c1fd8.zip | |
security: create task_free security callback
The current LSM interface to cred_free is not sufficient for allowing
an LSM to track the life and death of a task. This patch adds the
task_free hook so that an LSM can clean up resources on task death.
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'kernel/fork.c')
| -rw-r--r-- | kernel/fork.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/fork.c b/kernel/fork.c index 1b2ef3c23ae4..f0e7781ba9b4 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -192,6 +192,7 @@ void __put_task_struct(struct task_struct *tsk) WARN_ON(atomic_read(&tsk->usage)); WARN_ON(tsk == current); + security_task_free(tsk); exit_creds(tsk); delayacct_tsk_free(tsk); put_signal_struct(tsk->signal); |
