staging: ozwpan: 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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Родитель
b9f789fb1f
Коммит
094e74c204
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@ -1068,8 +1068,7 @@ int oz_hcd_heartbeat(void *hport)
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ep->credit -= urb->number_of_packets;
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oz_event_log(OZ_EVT_EP_CREDIT, ep->ep_num, 0, 0,
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ep->credit);
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list_del(&urbl->link);
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list_add_tail(&urbl->link, &xfr_list);
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list_move_tail(&urbl->link, &xfr_list);
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}
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}
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spin_unlock_bh(&ozhcd->hcd_lock);
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@ -1150,8 +1149,7 @@ int oz_hcd_heartbeat(void *hport)
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urb->error_count = 0;
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urb->start_frame = ep->start_frame;
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ep->start_frame += urb->number_of_packets;
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list_del(&urbl->link);
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list_add_tail(&urbl->link, &xfr_list);
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list_move_tail(&urbl->link, &xfr_list);
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ep->credit -= urb->number_of_packets;
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oz_event_log(OZ_EVT_EP_CREDIT, ep->ep_num | USB_DIR_IN,
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0, 0, ep->credit);
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@ -1183,8 +1181,7 @@ int oz_hcd_heartbeat(void *hport)
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oz_trace("%ld: Request 0x%p timeout\n",
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now, urbl->urb);
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urbl->submit_jiffies = now;
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list_del(e);
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list_add_tail(e, &xfr_list);
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list_move_tail(e, &xfr_list);
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}
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}
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if (!list_empty(&ep->urb_list))
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@ -1307,16 +1304,14 @@ static void oz_clean_endpoints_for_interface(struct usb_hcd *hcd,
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port->out_ep[i] = 0;
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/* Remove from isoc list if present.
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*/
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list_del(e);
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list_add_tail(e, &ep_list);
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list_move_tail(e, &ep_list);
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}
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/* Gather IN endpoints.
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*/
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if ((mask & (1<<(i+OZ_NB_ENDPOINTS))) && port->in_ep[i]) {
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e = &port->in_ep[i]->link;
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port->in_ep[i] = 0;
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list_del(e);
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list_add_tail(e, &ep_list);
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list_move_tail(e, &ep_list);
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}
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}
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spin_unlock_bh(&ozhcd->hcd_lock);
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