diff options
| author | Qianqian Xie <xieqianqian@huawei.com> | 2016-03-24 19:08:03 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-03-24 14:33:06 -0400 |
| commit | 1c3bae6e475fed5c570ac16fef2afe743c477886 (patch) | |
| tree | a4b9952797056efd2c5c77a00a6318b85f170ee3 /drivers/net/ethernet/hisilicon/hns/hns_enet.c | |
| parent | 055a94177dfa0bcbf2c4be475fef56bc80c9a233 (diff) | |
net: hns: remove useless variable assignment and comment
The variable head in hns_nic_tx_fini_pro has read a value, but it is
obviously no use. The patch will fix it.
And the comment is nothing to do with the routine, so it has to be removed
Signed-off-by: Qianqian Xie <xieqianqian@huawei.com>
Signed-off-by: Yisen Zhuang <Yisen.Zhuang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns/hns_enet.c')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns/hns_enet.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c index 71aa37b4b338..f0c9a41a7443 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c @@ -913,10 +913,7 @@ static int hns_nic_tx_poll_one(struct hns_nic_ring_data *ring_data, static void hns_nic_tx_fini_pro(struct hns_nic_ring_data *ring_data) { struct hnae_ring *ring = ring_data->ring; - int head = ring->next_to_clean; - - /* for hardware bug fixed */ - head = readl_relaxed(ring->io_base + RCB_REG_HEAD); + int head = readl_relaxed(ring->io_base + RCB_REG_HEAD); if (head != ring->next_to_clean) { ring_data->ring->q->handle->dev->ops->toggle_ring_irq( |