1 files changed, 1 insertions, 3 deletions

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 6c755de385f7..c8569bc298ff 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1438,7 +1438,7 @@ static void drain_local_stock(struct work_struct *dummy)
 
 /*
  * Cache charges(val) which is from res_counter, to local per_cpu area.
- * This will be consumed by consumt_stock() function, later.
+ * This will be consumed by consume_stock() function, later.
  */
 static void refill_stock(struct mem_cgroup *mem, int val)
 {
@@ -1601,7 +1601,6 @@ static int __mem_cgroup_try_charge(struct mm_struct *mm,
                          * There is a small race that "from" or "to" can be
                          * freed by rmdir, so we use css_tryget().
                          */
-                        rcu_read_lock();
                         from = mc.from;
                         to = mc.to;
                         if (from && css_tryget(&from->css)) {
@@ -1622,7 +1621,6 @@ static int __mem_cgroup_try_charge(struct mm_struct *mm,
                                         do_continue = (to == mem_over_limit);
                                 css_put(&to->css);
                         }
-                        rcu_read_unlock();
                         if (do_continue) {
                                 DEFINE_WAIT(wait);
                                 prepare_to_wait(&mc.waitq, &wait,