From fc23af34b00ef444eec088f744983b9ca6c7f5d1 Mon Sep 17 00:00:00 2001
From: Andrew Morton <akpm@linux-foundation.org>
Date: Mon, 31 Oct 2011 17:13:08 -0700
Subject: [PATCH] 
 llist-return-whether-list-is-empty-before-adding-in-llist_add-fix

clarify comment

Cc: Huang Ying <ying.huang@intel.com>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
Reading git-format-patch failed