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authorJian Shen <shenjian15@huawei.com>2024-05-07 16:42:19 +0300
committerPaolo Abeni <pabeni@redhat.com>2024-05-09 11:47:31 +0300
commit669554c512d2107e2f21616f38e050d40655101f (patch)
treea8f9a1fbeca2e3091965f12ed004abfbe173e8ec /drivers/net/ethernet/hisilicon
parent05eb60e9648cca0beeebdbcd263b599fb58aee48 (diff)
downloadlinux-669554c512d2107e2f21616f38e050d40655101f.tar.xz
net: hns3: direct return when receive a unknown mailbox message
Currently, the driver didn't return when receive a unknown mailbox message, and continue checking whether need to generate a response. It's unnecessary and may be incorrect. Fixes: bb5790b71bad ("net: hns3: refactor mailbox response scheme between PF and VF") Signed-off-by: Jian Shen <shenjian15@huawei.com> Signed-off-by: Jijie Shao <shaojijie@huawei.com> Reviewed-by: Simon Horman <horms@kernel.org> Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'drivers/net/ethernet/hisilicon')
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c7
1 files 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 d4a0e0be7a72..59c863306657 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
@@ -1077,12 +1077,13 @@ static void hclge_mbx_request_handling(struct hclge_mbx_ops_param *param)
hdev = param->vport->back;
cmd_func = hclge_mbx_ops_list[param->req->msg.code];
- if (cmd_func)
- ret = cmd_func(param);
- else
+ if (!cmd_func) {
dev_err(&hdev->pdev->dev,
"un-supported mailbox message, code = %u\n",
param->req->msg.code);
+ return;
+ }
+ ret = cmd_func(param);
/* PF driver should not reply IMP */
if (hnae3_get_bit(param->req->mbx_need_resp, HCLGE_MBX_NEED_RESP_B) &&