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Date:   Sat, 6 Apr 2019 15:43:36 +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 12/12] net: hns3: fix keep_alive_timer not stop problem

When hclgevf_client_start() fails or VF driver unloaded, there is
nobody to disable keep_alive_timer.

So this patch fixes them.

Fixes: a6d818e31d08 ("net: hns3: Add vport alive state checking support")
Signed-off-by: Huazhong Tan <tanhuazhong@...wei.com>
Signed-off-by: Peng Li <lipeng321@...wei.com>
---
 drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
index 110ec8b..b917960 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
@@ -2031,9 +2031,15 @@ static int hclgevf_set_alive(struct hnae3_handle *handle, bool alive)
 static int hclgevf_client_start(struct hnae3_handle *handle)
 {
 	struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle);
+	int ret;
+
+	ret = hclgevf_set_alive(handle, true);
+	if (ret)
+		return ret;
 
 	mod_timer(&hdev->keep_alive_timer, jiffies + 2 * HZ);
-	return hclgevf_set_alive(handle, true);
+
+	return 0;
 }
 
 static void hclgevf_client_stop(struct hnae3_handle *handle)
@@ -2075,6 +2081,10 @@ static void hclgevf_state_uninit(struct hclgevf_dev *hdev)
 {
 	set_bit(HCLGEVF_STATE_DOWN, &hdev->state);
 
+	if (hdev->keep_alive_timer.function)
+		del_timer_sync(&hdev->keep_alive_timer);
+	if (hdev->keep_alive_task.func)
+		cancel_work_sync(&hdev->keep_alive_task);
 	if (hdev->service_timer.function)
 		del_timer_sync(&hdev->service_timer);
 	if (hdev->service_task.func)
-- 
2.7.4

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