mac80211: use list_move instead of list_del/list_add

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>

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: