audit: flatten kauditd_thread wait queue code

The wait queue control code in kauditd_thread() was nested deeper than
necessary.  The function has been flattened for better legibility.
Signed-off-by: Richard Guy Briggs <rbriggs@redhat.com>
Signed-off-by: Eric Paris <eparis@redhat.com>

kernel/audit.c

@@ -458,10 +458,11 @@ static void flush_hold_queue(void)
 
 static int kauditd_thread(void *dummy)
 {
-	struct sk_buff *skb;
-
 	set_freezable();
 	while (!kthread_should_stop()) {
+		struct sk_buff *skb;
+		DECLARE_WAITQUEUE(wait, current);
+
 		flush_hold_queue();
 
 		skb = skb_dequeue(&audit_skb_queue);
@@ -471,8 +472,8 @@ static int kauditd_thread(void *dummy)
 				kauditd_send_skb(skb);
 			else
 				audit_printk_skb(skb);
-		} else {
-			DECLARE_WAITQUEUE(wait, current);
+			continue;
+		}
 		set_current_state(TASK_INTERRUPTIBLE);
 		add_wait_queue(&kauditd_wait, &wait);
 
@@ -484,7 +485,6 @@ static int kauditd_thread(void *dummy)
 		__set_current_state(TASK_RUNNING);
 		remove_wait_queue(&kauditd_wait, &wait);
 	}
-	}
 	return 0;
 }