From: Huazhong Tan <tanhuazhong@huawei.com>
Date: Thu, 4 Apr 2019 08:17:58 +0000 (+0800)
Subject: net: hns3: modify HNS3_NIC_STATE_INITED flag in hns3_reset_notify_uninit_enet
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=1eeb3367897a3f9f852e186695e28bb623b09f92;p=openwrt%2Fstaging%2Fblogic.git

net: hns3: modify HNS3_NIC_STATE_INITED flag in hns3_reset_notify_uninit_enet

In the hns3_reset_notify_uninit_enet() HNS3_NIC_STATE_INITED flag
should be checked and cleared firstly.

Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: Peng Li <lipeng321@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 0e31f740f1db..0f389a43ff8d 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -4128,7 +4128,7 @@ static int hns3_reset_notify_uninit_enet(struct hnae3_handle *handle)
 	struct hns3_nic_priv *priv = netdev_priv(netdev);
 	int ret;
 
-	if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state)) {
+	if (!test_and_clear_bit(HNS3_NIC_STATE_INITED, &priv->state)) {
 		netdev_warn(netdev, "already uninitialized\n");
 		return 0;
 	}
@@ -4150,8 +4150,6 @@ static int hns3_reset_notify_uninit_enet(struct hnae3_handle *handle)
 	hns3_put_ring_config(priv);
 	priv->ring_data = NULL;
 
-	clear_bit(HNS3_NIC_STATE_INITED, &priv->state);
-
 	return ret;
 }