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mac80211: use list_move instead of list_del/list_add
author
Wei Yongjun
<yongjun_wei@trendmicro.com.cn>
Thu, 6 Sep 2012 05:20:53 +0000
(13:20 +0800)
committer
Johannes Berg
<johannes.berg@intel.com>
Thu, 6 Sep 2012 09:55:47 +0000
(11:55 +0200)
Using list_move() instead of list_del() + list_add().
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: Johannes Berg <johannes.berg@intel.com>
net/mac80211/offchannel.c
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diff --git
a/net/mac80211/offchannel.c
b/net/mac80211/offchannel.c
index
507121d
..
83608ac
100644
(file)
--- a/
net/mac80211/offchannel.c
+++ b/
net/mac80211/offchannel.c
@@
-233,8
+233,7
@@
static void ieee80211_hw_roc_start(struct work_struct *work)
u32 dur = dep->duration;
dep->duration = dur - roc->duration;
roc->duration = dur;
- list_del(&dep->list);
- list_add(&dep->list, &roc->list);
+ list_move(&dep->list, &roc->list);
}
}
out_unlock: