From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 815F3C282C4 for ; Tue, 22 Jan 2019 23:41:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 45B0E21726 for ; Tue, 22 Jan 2019 23:41:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727056AbfAVXkL (ORCPT ); Tue, 22 Jan 2019 18:40:11 -0500 Received: from szxga07-in.huawei.com ([45.249.212.35]:60046 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727010AbfAVXkJ (ORCPT ); Tue, 22 Jan 2019 18:40:09 -0500 Received: from DGGEMS404-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id 14C7287699DE3349D97F; Wed, 23 Jan 2019 07:40:08 +0800 (CST) Received: from SZA150611058.china.huawei.com (10.45.143.16) by DGGEMS404-HUB.china.huawei.com (10.3.19.204) with Microsoft SMTP Server id 14.3.408.0; Wed, 23 Jan 2019 07:40:00 +0800 From: Huazhong Tan To: , CC: , , , , , , Peng Li , Huazhong Tan Subject: [PATCH V2 net-next 07/12] net: hns3: clear param in ring when free ring Date: Wed, 23 Jan 2019 07:39:33 +0800 Message-ID: <20190122233938.7188-8-tanhuazhong@huawei.com> X-Mailer: git-send-email 2.20.1.windows.1 In-Reply-To: <20190122233938.7188-1-tanhuazhong@huawei.com> References: <20190122233938.7188-1-tanhuazhong@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.45.143.16] X-CFilter-Loop: Reflected Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Peng Li Param pending_buf and skb may be not NULL when free ring. This patch clears them when free ring. Signed-off-by: Peng Li Signed-off-by: Huazhong Tan --- drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index 544f0d2f1e12..327dde2765ab 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -3397,6 +3397,11 @@ static void hns3_fini_ring(struct hns3_enet_ring *ring) ring->desc_cb = NULL; ring->next_to_clean = 0; ring->next_to_use = 0; + ring->pending_buf = 0; + if (ring->skb) { + dev_kfree_skb_any(ring->skb); + ring->skb = NULL; + } } static int hns3_buf_size2type(u32 buf_size) -- 2.20.1