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    Subject[PATCH V3 net-next 04/17] net: hns3: Free the ring_data structrue when change tqps
    Date
    This patch fixes a memory leak problems in change tqps process,
    the function hns3_uninit_all_ring and hns3_init_all_ring
    may be called many times.

    Signed-off-by: qumingguang <qumingguang@huawei.com>
    Signed-off-by: Lipeng <lipeng321@huawei.com>
    ---
    drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 4 ++++
    1 file changed, 4 insertions(+)

    diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
    index 7e92068..1c93038 100644
    --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
    +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
    @@ -2800,8 +2800,12 @@ int hns3_uninit_all_ring(struct hns3_nic_priv *priv)
    h->ae_algo->ops->reset_queue(h, i);

    hns3_fini_ring(priv->ring_data[i].ring);
    + devm_kfree(priv->dev, priv->ring_data[i].ring);
    hns3_fini_ring(priv->ring_data[i + h->kinfo.num_tqps].ring);
    + devm_kfree(priv->dev,
    + priv->ring_data[i + h->kinfo.num_tqps].ring);
    }
    + devm_kfree(priv->dev, priv->ring_data);

    return 0;
    }
    --
    1.9.1
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