diff options
| author | Richard Guy Briggs <rgb@redhat.com> | 2016-06-28 16:07:50 (GMT) |
|---|---|---|
| committer | Paul Moore <paul@paul-moore.com> | 2016-06-28 19:48:48 (GMT) |
| commit | 3f5be2da8565c1cce5655bb0948fcc957c6eb6c6 (patch) | |
| tree | 114b88bf2c039380ce333b5bca2265ebf9c4fa8c /kernel/audit.c | |
| parent | 76a658c20efd541a62838d9ff68ce94170d7a549 (diff) | |
| download | linux-3f5be2da8565c1cce5655bb0948fcc957c6eb6c6.tar.xz | |
audit: move audit_get_tty to reduce scope and kabi changes
The only users of audit_get_tty and audit_put_tty are internal to
audit, so move it out of include/linux/audit.h to kernel.h and create
a proper function rather than inlining it. This also reduces kABI
changes.
Suggested-by: Paul Moore <pmoore@redhat.com>
Signed-off-by: Richard Guy Briggs <rgb@redhat.com>
[PM: line wrapped description]
Signed-off-by: Paul Moore <paul@paul-moore.com>
Diffstat (limited to 'kernel/audit.c')
| -rw-r--r-- | kernel/audit.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/kernel/audit.c b/kernel/audit.c index 384374a..d597101 100644 --- a/kernel/audit.c +++ b/kernel/audit.c @@ -1866,6 +1866,23 @@ out_null: audit_log_format(ab, " exe=(null)"); } +struct tty_struct *audit_get_tty(struct task_struct *tsk) +{ + struct tty_struct *tty = NULL; + unsigned long flags; + + spin_lock_irqsave(&tsk->sighand->siglock, flags); + if (tsk->signal) + tty = tty_kref_get(tsk->signal->tty); + spin_unlock_irqrestore(&tsk->sighand->siglock, flags); + return tty; +} + +void audit_put_tty(struct tty_struct *tty) +{ + tty_kref_put(tty); +} + void audit_log_task_info(struct audit_buffer *ab, struct task_struct *tsk) { const struct cred *cred; |