From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Wed, 5 Sep 2012 06:42:48 +0000 (+0800)
Subject: target: use list_move_tail instead of list_del/list_add_tail
X-Git-Tag: upstream/snapshot3+hdmi~6481^2~31
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bf11eefcb1dc1326341ebdc44566ad08bee3f539;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

target: use list_move_tail instead of list_del/list_add_tail

Using list_move_tail() instead of list_del() + list_add_tail().

spatch with a semantic match is used to found this problem.
(http://coccinelle.lip6.fr/)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
---

diff --git a/drivers/target/sbp/sbp_target.c b/drivers/target/sbp/sbp_target.c
index 4d97977..0ce44cd 100644
--- a/drivers/target/sbp/sbp_target.c
+++ b/drivers/target/sbp/sbp_target.c
@@ -660,8 +660,7 @@ static void session_reconnect_expired(struct sbp_session *sess)
 	spin_lock_bh(&sess->lock);
 	list_for_each_entry_safe(login, temp, &sess->login_list, link) {
 		login->sess = NULL;
-		list_del(&login->link);
-		list_add_tail(&login->link, &login_list);
+		list_move_tail(&login->link, &login_list);
 	}
 	spin_unlock_bh(&sess->lock);