From: Andrew Morton <akpm@linux-foundation.org>

Cc: Balbir Singh <balbir@linux.vnet.ibm.com>
Cc: <Valdis.Kletnieks@vt.edu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/memory.c |    7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff -puN mm/memory.c~memory-controller-memory-accounting-v7-fix mm/memory.c
--- a/mm/memory.c~memory-controller-memory-accounting-v7-fix
+++ a/mm/memory.c
@@ -1135,7 +1135,7 @@ static int insert_page(struct mm_struct 
 {
 	int retval;
 	pte_t *pte;
-	spinlock_t *ptl;  
+	spinlock_t *ptl;
 
 	retval = mem_cgroup_charge(page, mm);
 	if (retval)
@@ -1160,6 +1160,7 @@ static int insert_page(struct mm_struct 
 	set_pte_at(mm, addr, pte, mk_pte(page, prot));
 
 	retval = 0;
+	pte_unmap_unlock(pte, ptl);
 	return retval;
 out_unlock:
 	pte_unmap_unlock(pte, ptl);
@@ -2184,8 +2185,8 @@ static int do_anonymous_page(struct mm_s
 	if (!page)
 		goto oom;
 
-		if (mem_cgroup_charge(page, mm))
-			goto oom_free_page;
+	if (mem_cgroup_charge(page, mm))
+		goto oom_free_page;
 
 	entry = mk_pte(page, vma->vm_page_prot);
 	entry = maybe_mkwrite(pte_mkdirty(entry), vma);
_