linux-kernel - [PATCH net-next 11/12] net: hns3: modify HNS3_NIC_STATE_INITED flag in hns3_reset_notify_uninit

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Date:   Wed, 3 Apr 2019 11:08:00 +0800
From:   Huazhong Tan <tanhuazhong@...wei.com>
To:     <davem@...emloft.net>
CC:     <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <salil.mehta@...wei.com>, <yisen.zhuang@...wei.com>,
        <linuxarm@...wei.com>, Huazhong Tan <tanhuazhong@...wei.com>,
        Peng Li <lipeng321@...wei.com>
Subject: [PATCH net-next 11/12] 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@...wei.com>
Signed-off-by: Peng Li <lipeng321@...wei.com>
---
 drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index 0e31f74..0f389a4 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;
 }
 
-- 
2.7.4