This is a note to let you know that I've just added the patch titled

net: hns3: free the ring_data structrue when change tqps

to the 4.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...

The filename of the patch is: net-hns3-free-the-ring_data-structrue-when-change-tqps.patch and it can be found in the queue-4.14 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let stable@vger.kernel.org know about it.

From foo@baz Mon Apr 9 13:58:16 CEST 2018

From: Peng Li lipeng321@huawei.com Date: Fri, 22 Dec 2017 12:21:43 +0800 Subject: net: hns3: free the ring_data structrue when change tqps

From: Peng Li lipeng321@huawei.com

[ Upstream commit 99fdf6b1cadf41bb253408589788f025027274f3 ]

This patch fixes a memory leak problems in change tqps process, the function hns3_uninit_all_ring and hns3_init_all_ring may be called many times.

Signed-off-by: Peng Li lipeng321@huawei.com Signed-off-by: Mingguang Qu qumingguang@huawei.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin alexander.levin@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.c | 4 ++++ 1 file changed, 4 insertions(+)

--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.c @@ -2687,8 +2687,12 @@ static int hns3_uninit_all_ring(struct h h->ae_algo->ops->reset_queue(h, i);

hns3_fini_ring(priv->ring_data[i].ring); + devm_kfree(priv->dev, priv->ring_data[i].ring); hns3_fini_ring(priv->ring_data[i + h->kinfo.num_tqps].ring); + devm_kfree(priv->dev, + priv->ring_data[i + h->kinfo.num_tqps].ring); } + devm_kfree(priv->dev, priv->ring_data);

return 0; }

Patches currently in stable-queue which might be from lipeng321@huawei.com are

queue-4.14/net-hns3-fix-for-getting-auto-negotiation-state-in-hclge_get_autoneg.patch queue-4.14/net-hns3-free-the-ring_data-structrue-when-change-tqps.patch queue-4.14/net-hns3-fix-a-loop-index-error-of-tqp-statistics-query.patch queue-4.14/net-hns3-fix-an-error-macro-definition-of-hns3_tqp_stat.patch queue-4.14/net-hns3-fix-an-error-of-total-drop-packet-statistics.patch queue-4.14/net-hns3-fix-for-changing-mtu.patch