mm/memcontrol.c: fix "integer as NULL pointer" sparse warning
mm/memcontrol.c:2548:32: warning: Using plain integer as NULL pointer Signed-off-by: Thiago Farina <tfransosi@gmail.com> Acked-by: Balbir Singh <balbir@linux.vnet.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -2545,7 +2545,7 @@ static int mem_cgroup_force_empty_list(struct mem_cgroup *mem,
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pc = list_entry(list->prev, struct page_cgroup, lru);
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pc = list_entry(list->prev, struct page_cgroup, lru);
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if (busy == pc) {
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if (busy == pc) {
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list_move(&pc->lru, list);
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list_move(&pc->lru, list);
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busy = 0;
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busy = NULL;
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spin_unlock_irqrestore(&zone->lru_lock, flags);
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spin_unlock_irqrestore(&zone->lru_lock, flags);
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continue;
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continue;
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}
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}
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