ath6kl: 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: Kalle Valo <kvalo@qca.qualcomm.com>

1 files changed, 6 insertions, 8 deletions

diff --git a/drivers/net/wireless/ath/ath6kl/htc_pipe.c b/drivers/net/wireless/ath/ath6kl/htc_pipe.c
index f9626c723693..ba6bd497b787 100644
--- a/drivers/net/wireless/ath/ath6kl/htc_pipe.c
+++ b/drivers/net/wireless/ath/ath6kl/htc_pipe.c
@@ -374,9 +374,8 @@ static enum htc_send_queue_result htc_try_send(struct htc_target *target,
                                 packet = list_first_entry(txq,
                                                           struct htc_packet,
                                                           list);
-                                list_del(&packet->list);
-                                /* insert into local queue */
-                                list_add_tail(&packet->list, &send_queue);
+                                /* move to local queue */
+                                list_move_tail(&packet->list, &send_queue);
                         }
 
                         /*
@@ -399,11 +398,10 @@ static enum htc_send_queue_result htc_try_send(struct htc_target *target,
                                          * for cleanup */
                                 } else {
                                         /* callback wants to keep this packet,
-                                         * remove from caller's queue */
-                                        list_del(&packet->list);
-                                        /* put it in the send queue */
-                                        list_add_tail(&packet->list,
-                                                      &send_queue);
+                                         * move from caller's queue to the send
+                                         * queue */
+                                        list_move_tail(&packet->list,
+                                                       &send_queue);
                                 }
 
                         }