[Devel] [PATCH 2/3] memcgroup: fix typo in VM_BUG_ON()

[Li Zefan]

No need for VM_BUG_ON(pc), since 'pc' is the list entry. This should
be VM_BUG_ON(page).

Signed-off-by: Li Zefan <lizf at cn.fujitsu.com>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu at jp.fujitsu.com>
---
 mm/memcontrol.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 6bded84..c2959ee 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -534,7 +534,7 @@ unsigned long mem_cgroup_isolate_pages(unsigned long nr_to_scan,
 		if (scan >= nr_to_scan)
 			break;
 		page = pc->page;
-		VM_BUG_ON(!pc);
+		VM_BUG_ON(!page);
 
 		if (unlikely(!PageLRU(page)))
 			continue;
-- 
1.5.4.rc3

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