From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lipeng Subject: [PATCH V4 net-next 04/17] net: hns3: free the ring_data structrue when change tqps Date: Thu, 21 Dec 2017 15:28:50 +0800 Message-ID: <1513841343-60964-5-git-send-email-lipeng321@huawei.com> References: <1513841343-60964-1-git-send-email-lipeng321@huawei.com> Mime-Version: 1.0 Content-Type: text/plain Cc: , , , , To: Return-path: In-Reply-To: <1513841343-60964-1-git-send-email-lipeng321@huawei.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org 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: Lipeng Signed-off-by: Mingguang Qu --- drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index 7e92068..1c93038 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -2800,8 +2800,12 @@ int hns3_uninit_all_ring(struct hns3_nic_priv *priv) 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; } -- 1.9.1