Fix this sparse warning:
mm/memcontrol.c:1637:32: warning: Using plain integer as NULL pointer
Signed-off-by: Hannes Eder <hannes@xxxxxxxxxxxxxx>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
---
v2: other subject, as suggested by Al Viro
mm/memcontrol.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 8e4be9c..09d6650 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1634,7 +1634,7 @@ static int mem_cgroup_force_empty_list(struct mem_cgroup *mem,
pc = list_entry(list->prev, struct page_cgroup, lru);
if (busy == pc) {
list_move(&pc->lru, list);
- busy = 0;
+ busy = NULL;
spin_unlock_irqrestore(&zone->lru_lock, flags);
continue;
}
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