net: hns3: free irq when exit from abnormal branch

In hns3_nic_init_irq(), if request irq fail at index i,
the function return directly without releasing irq resources
that already requested, and nowhere else will release them.

Signed-off-by: Yonglong Liu <liuyonglong@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index 66d733b130b497070728fea84b64bb43858acd2d..73de4b06ba4ddf717db46790f1572b4f06c68df1 100644 (file)
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -143,6 +143,7 @@ static int hns3_nic_init_irq(struct hns3_nic_priv *priv)
                if (ret) {
                        netdev_err(priv->netdev, "request irq(%d) fail\n",
                                   tqp_vectors->vector_irq);
+                       hns3_nic_uninit_irq(priv);
                        return ret;
                }