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    Subject[Patch net-next 3/6] net: hns3: fix endian issue when PF get mbx message flag
    Date
    This patch fixes the endian issue when PF get mbx message flag.

    Signed-off-by: Peng Li <lipeng321@huawei.com>
    ---
    drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c | 7 ++++---
    1 file changed, 4 insertions(+), 3 deletions(-)

    diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
    index 6d48ebf..f332de6 100644
    --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
    +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
    @@ -333,11 +333,11 @@ void hclge_mbx_handler(struct hclge_dev *hdev)
    struct hclge_mbx_vf_to_pf_cmd *req;
    struct hclge_vport *vport;
    struct hclge_desc *desc;
    - int ret;
    + int ret, flag;

    + flag = le16_to_cpu(crq->desc[crq->next_to_use].flag);
    /* handle all the mailbox requests in the queue */
    - while (hnae_get_bit(crq->desc[crq->next_to_use].flag,
    - HCLGE_CMDQ_RX_OUTVLD_B)) {
    + while (hnae_get_bit(flag, HCLGE_CMDQ_RX_OUTVLD_B)) {
    desc = &crq->desc[crq->next_to_use];
    req = (struct hclge_mbx_vf_to_pf_cmd *)desc->data;

    @@ -412,6 +412,7 @@ void hclge_mbx_handler(struct hclge_dev *hdev)
    }
    crq->desc[crq->next_to_use].flag = 0;
    hclge_mbx_ring_ptr_move_crq(crq);
    + flag = le16_to_cpu(crq->desc[crq->next_to_use].flag);
    }

    /* Write back CMDQ_RQ header pointer, M7 need this pointer */
    --
    2.9.3
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