From 8eb4129929e9eb563fbab807a2b274d32042d034 Mon Sep 17 00:00:00 2001 From: Wei Yongjun Date: Mon, 23 Sep 2013 14:16:22 +0800 Subject: [PATCH] USB: WUSBCORE: 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 Signed-off-by: Greg Kroah-Hartman --- drivers/usb/wusbcore/wa-xfer.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/usb/wusbcore/wa-xfer.c b/drivers/usb/wusbcore/wa-xfer.c index 6ad02f57c366..cf1097963f8b 100644 --- a/drivers/usb/wusbcore/wa-xfer.c +++ b/drivers/usb/wusbcore/wa-xfer.c @@ -1552,10 +1552,8 @@ error_complete: dev_info(dev, "Control EP stall. Queue delayed work.\n"); spin_lock_irq(&wa->xfer_list_lock); - /* remove xfer from xfer_list. */ - list_del(&xfer->list_node); - /* add xfer to xfer_errored_list. */ - list_add_tail(&xfer->list_node, &wa->xfer_errored_list); + /* move xfer from xfer_list to xfer_errored_list. */ + list_move_tail(&xfer->list_node, &wa->xfer_errored_list); spin_unlock_irq(&wa->xfer_list_lock); spin_unlock_irqrestore(&xfer->lock, flags); queue_work(wusbd, &wa->xfer_error_work); -- 2.30.2