[Patch net-next 12/12] net: hns3: fix improper error handling for hns3_client_start

From: Huazhong Tan
Date: Sat Feb 23 2019 - 04:24:38 EST


If hns3_client_start() failed in the hns3_client_init(),
register_dev() should be undo in its error handling.

Fixes: a6d818e31d08 ("net: hns3: Add vport alive state checking support")
Signed-off-by: Huazhong Tan <tanhuazhong@xxxxxxxxxx>
Signed-off-by: Peng Li <lipeng321@xxxxxxxxxx>
---
drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index 9f9a52d..3cb43b1 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -3656,7 +3656,7 @@ static int hns3_client_init(struct hnae3_handle *handle)
ret = hns3_client_start(handle);
if (ret) {
dev_err(priv->dev, "hns3_client_start fail! ret=%d\n", ret);
- goto out_reg_netdev_fail;
+ goto out_client_start;
}

hns3_dcbnl_setup(handle);
@@ -3670,6 +3670,8 @@ static int hns3_client_init(struct hnae3_handle *handle)

return ret;

+out_client_start:
+ unregister_netdev(netdev);
out_reg_netdev_fail:
hns3_uninit_phy(netdev);
out_init_phy:
--
2.7.4