copy_signal() cleanup: clean tty_audit_fork()

Remove unneeded initialization in tty_audit_fork().  It is called only via
copy_signal() and is useless after the kmem_cache_zalloc() was used.

Signed-off-by: Veaceslav Falico <vfalico@redhat.com>
Cc: Roland McGrath <roland@redhat.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/char/tty_audit.c b/drivers/char/tty_audit.c
index ac16fbec72d03018998b63fea0dd517800c2929f..283a15bc84e36e562704228958265a56e01071fa 100644 (file)
--- a/drivers/char/tty_audit.c
+++ b/drivers/char/tty_audit.c
@@ -148,7 +148,6 @@ void tty_audit_fork(struct signal_struct *sig)
        spin_lock_irq(&current->sighand->siglock);
        sig->audit_tty = current->signal->audit_tty;
        spin_unlock_irq(&current->sighand->siglock);
-       sig->tty_audit_buf = NULL;
 }
 
 /**