[PATCH] release_task: replace open-coded ptrace_unlink()

Use ptrace_unlink() instead of open-coding.  No changes in kernel/exit.o

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/kernel/exit.c b/kernel/exit.c
index 98eec590ecbd7cc45253e8b143d1679412484c5e..77c35efad88cf3e5f86a2f04767559e46a4a02f8 100644 (file)
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -68,13 +68,12 @@ void release_task(struct task_struct * p)
        task_t *leader;
        struct dentry *proc_dentry;
 
-repeat: 
+repeat:
        atomic_dec(&p->user->processes);
        spin_lock(&p->proc_lock);
        proc_dentry = proc_pid_unhash(p);
        write_lock_irq(&tasklist_lock);
-       if (unlikely(p->ptrace))
-               __ptrace_unlink(p);
+       ptrace_unlink(p);
        BUG_ON(!list_empty(&p->ptrace_list) || !list_empty(&p->ptrace_children));
        __exit_signal(p);
        /*