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author | Wei Yongjun <yongjun_wei@trendmicro.com.cn> | 2013-09-23 06:16:22 (GMT) |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-09-26 00:27:01 (GMT) |
commit | 8eb4129929e9eb563fbab807a2b274d32042d034 (patch) | |
tree | 9f0271efd807851e03c9dffb13e9c8288e473434 | |
parent | 7868943db1668fba898cf71bed1506c19d6958aa (diff) | |
download | linux-8eb4129929e9eb563fbab807a2b274d32042d034.tar.xz |
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 <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r-- | drivers/usb/wusbcore/wa-xfer.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/usb/wusbcore/wa-xfer.c b/drivers/usb/wusbcore/wa-xfer.c index 6ad02f5..cf10979 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); |