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,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 CDF7BC43444 for ; Tue, 18 Dec 2018 11:02:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A65B1217D9 for ; Tue, 18 Dec 2018 11:02:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726766AbeLRLCN (ORCPT ); Tue, 18 Dec 2018 06:02:13 -0500 Received: from szxga06-in.huawei.com ([45.249.212.32]:38226 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726686AbeLRLCI (ORCPT ); Tue, 18 Dec 2018 06:02:08 -0500 Received: from DGGEMS406-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id DDD4C97A19CCA; Tue, 18 Dec 2018 19:02:03 +0800 (CST) Received: from linux-ioko.site (10.71.200.31) by DGGEMS406-HUB.china.huawei.com (10.3.19.206) with Microsoft SMTP Server id 14.3.408.0; Tue, 18 Dec 2018 19:01:57 +0800 From: Peng Li To: CC: , , , , , Subject: [PATCH net-next 06/12] net: hns3: fix incomplete uninitialization of IRQ in the hns3_nic_uninit_vector_data() Date: Tue, 18 Dec 2018 19:37:53 +0800 Message-ID: <1545133079-79605-7-git-send-email-lipeng321@huawei.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1545133079-79605-1-git-send-email-lipeng321@huawei.com> References: <1545133079-79605-1-git-send-email-lipeng321@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.71.200.31] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Huazhong Tan In the hns3_nic_uninit_vector_data(), the procedure of uninitializing the tqp_vector's IRQ has not set affinity_notify to NULL and changes its init flag. This patch fixes it. And for simplificaton, local variable tqp_vector is used instead of priv->tqp_vector[i]. Fixes: 424eb834a9be ("net: hns3: Unified HNS3 {VF|PF} Ethernet Driver for hip08 SoC") Signed-off-by: Huazhong Tan Signed-off-by: Peng Li --- drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index e7cde08..354eca8 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -3181,12 +3181,12 @@ static int hns3_nic_uninit_vector_data(struct hns3_nic_priv *priv) hns3_free_vector_ring_chain(tqp_vector, &vector_ring_chain); - if (priv->tqp_vector[i].irq_init_flag == HNS3_VECTOR_INITED) { - (void)irq_set_affinity_hint( - priv->tqp_vector[i].vector_irq, - NULL); - free_irq(priv->tqp_vector[i].vector_irq, - &priv->tqp_vector[i]); + if (tqp_vector->irq_init_flag == HNS3_VECTOR_INITED) { + irq_set_affinity_notifier(tqp_vector->vector_irq, + NULL); + irq_set_affinity_hint(tqp_vector->vector_irq, NULL); + free_irq(tqp_vector->vector_irq, tqp_vector); + tqp_vector->irq_init_flag = HNS3_VECTOR_NOT_INITED; } priv->ring_data[i].ring->irq_init_flag = HNS3_VECTOR_NOT_INITED; -- 1.9.1