net/hns3: remove redundant mailbox response

Some mbx messages do not need to reply with data. In this case,
it is no need to set the response data address and the response
length.

This patch removes these redundant codes from mbx messages that do
not need be replied.

Fixes: a5475d61fa34 ("net/hns3: support VF")
Cc: stable@dpdk.org
Signed-off-by: Huisong Li <lihuisong@huawei.com>
Signed-off-by: Min Hu (Connor) <humin29@huawei.com>

diff --git a/drivers/net/hns3/hns3_ethdev_vf.c b/drivers/net/hns3/hns3_ethdev_vf.c
index e65f3c1..065d318 100644 (file)
--- a/drivers/net/hns3/hns3_ethdev_vf.c
+++ b/drivers/net/hns3/hns3_ethdev_vf.c
@@ -1511,7 +1511,6 @@ static void
 hns3vf_request_link_info(struct hns3_hw *hw)
 {
        struct hns3_vf *vf = HNS3_DEV_HW_TO_VF(hw);
-       uint8_t resp_msg;
        bool send_req;
        int ret;
 
@@ -1524,7 +1523,7 @@ hns3vf_request_link_info(struct hns3_hw *hw)
                return;
 
        ret = hns3_send_mbx_msg(hw, HNS3_MBX_GET_LINK_STATUS, 0, NULL, 0, false,
-                               &resp_msg, sizeof(resp_msg));
+                               NULL, 0);
        if (ret) {
                hns3_err(hw, "failed to fetch link status, ret = %d", ret);
                return;
@@ -1756,11 +1755,10 @@ hns3vf_keep_alive_handler(void *param)
        struct rte_eth_dev *eth_dev = (struct rte_eth_dev *)param;
        struct hns3_adapter *hns = eth_dev->data->dev_private;
        struct hns3_hw *hw = &hns->hw;
-       uint8_t respmsg;
        int ret;
 
        ret = hns3_send_mbx_msg(hw, HNS3_MBX_KEEP_ALIVE, 0, NULL, 0,
-                               false, &respmsg, sizeof(uint8_t));
+                               false, NULL, 0);
        if (ret)
                hns3_err(hw, "VF sends keeping alive cmd failed(=%d)",
                         ret);