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[dm-devel] [PATCH -next] dm cache policy mq:: use list_del_init instead of list_del/INIT_LIST_HEAD



From: Wei Yongjun <yongjun_wei trendmicro com cn>

Using list_del_init() instead of list_del() + INIT_LIST_HEAD().

Signed-off-by: Wei Yongjun <yongjun_wei trendmicro com cn>
---
 drivers/md/dm-cache-policy-mq.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/md/dm-cache-policy-mq.c b/drivers/md/dm-cache-policy-mq.c
index 7209fab..ac7d3b3 100644
--- a/drivers/md/dm-cache-policy-mq.c
+++ b/drivers/md/dm-cache-policy-mq.c
@@ -287,9 +287,8 @@ static struct entry *alloc_entry(struct entry_pool *ep)
 static struct entry *alloc_particular_entry(struct entry_pool *ep, dm_cblock_t cblock)
 {
 	struct entry *e = ep->entries + from_cblock(cblock);
-	list_del(&e->list);
 
-	INIT_LIST_HEAD(&e->list);
+	list_del_init(&e->list);
 	INIT_HLIST_NODE(&e->hlist);
 	ep->nr_allocated++;
 


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