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>
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drivers/net/ethernet/hisilicon/hns
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@ -913,10 +913,7 @@ static int hns_nic_tx_poll_one(struct hns_nic_ring_data *ring_data,
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static void hns_nic_tx_fini_pro(struct hns_nic_ring_data *ring_data)
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{
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struct hnae_ring *ring = ring_data->ring;
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int head = ring->next_to_clean;
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/* for hardware bug fixed */
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head = readl_relaxed(ring->io_base + RCB_REG_HEAD);
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int head = readl_relaxed(ring->io_base + RCB_REG_HEAD);
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if (head != ring->next_to_clean) {
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ring_data->ring->q->handle->dev->ops->toggle_ring_irq(
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