From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Wed, 5 Sep 2012 07:00:15 +0000 (+0800)
Subject: ALSA: emu10k1: use list_move_tail instead of list_del/list_add_tail
X-Git-Tag: firefly_0821_release~3680^2~1845^2~61
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=292f2b6254c9dbb98def6d3521b07a837545ead0;p=firefly-linux-kernel-4.4.55.git

ALSA: emu10k1: use list_move_tail instead of list_del/list_add_tail

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

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---

diff --git a/sound/pci/emu10k1/memory.c b/sound/pci/emu10k1/memory.c
index 0a436626182b..ae709c1ab3a8 100644
--- a/sound/pci/emu10k1/memory.c
+++ b/sound/pci/emu10k1/memory.c
@@ -263,8 +263,8 @@ int snd_emu10k1_memblk_map(struct snd_emu10k1 *emu, struct snd_emu10k1_memblk *b
 	spin_lock_irqsave(&emu->memblk_lock, flags);
 	if (blk->mapped_page >= 0) {
 		/* update order link */
-		list_del(&blk->mapped_order_link);
-		list_add_tail(&blk->mapped_order_link, &emu->mapped_order_link_head);
+		list_move_tail(&blk->mapped_order_link,
+			       &emu->mapped_order_link_head);
 		spin_unlock_irqrestore(&emu->memblk_lock, flags);
 		return 0;
 	}