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=-9.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,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 E90E4C3F2D1 for ; Wed, 11 Mar 2020 12:19:37 +0000 (UTC) Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BBFA022527 for ; Wed, 11 Mar 2020 12:19:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=microchiptechnology.onmicrosoft.com header.i=@microchiptechnology.onmicrosoft.com header.b="TcUHp+5U" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BBFA022527 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=microchip.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=driverdev-devel-bounces@linuxdriverproject.org Received: from localhost (localhost [127.0.0.1]) by whitealder.osuosl.org (Postfix) with ESMTP id 86DB186B67; Wed, 11 Mar 2020 12:19:37 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from whitealder.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id XdcaZI+PEmoI; Wed, 11 Mar 2020 12:19:30 +0000 (UTC) Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34]) by whitealder.osuosl.org (Postfix) with ESMTP id 8449E87657; Wed, 11 Mar 2020 12:19:07 +0000 (UTC) Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137]) by ash.osuosl.org (Postfix) with ESMTP id C243D1BF599 for ; Wed, 11 Mar 2020 12:19:04 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id BF6C4848FC for ; Wed, 11 Mar 2020 12:19:04 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id mo24yZOMGf4W for ; Wed, 11 Mar 2020 12:19:02 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from esa5.microchip.iphmx.com (esa5.microchip.iphmx.com [216.71.150.166]) by fraxinus.osuosl.org (Postfix) with ESMTPS id E4F5384D41 for ; Wed, 11 Mar 2020 12:18:59 +0000 (UTC) Received-SPF: Pass (esa5.microchip.iphmx.com: domain of Ajay.Kathat@microchip.com designates 198.175.253.82 as permitted sender) identity=mailfrom; client-ip=198.175.253.82; receiver=esa5.microchip.iphmx.com; envelope-from="Ajay.Kathat@microchip.com"; x-sender="Ajay.Kathat@microchip.com"; x-conformance=spf_only; x-record-type="v=spf1"; x-record-text="v=spf1 mx a:ushub1.microchip.com a:smtpout.microchip.com -exists:%{i}.spf.microchip.iphmx.com include:servers.mcsv.net include:mktomail.com include:spf.protection.outlook.com ~all" Received-SPF: None (esa5.microchip.iphmx.com: no sender authenticity information available from domain of postmaster@email.microchip.com) identity=helo; client-ip=198.175.253.82; receiver=esa5.microchip.iphmx.com; envelope-from="Ajay.Kathat@microchip.com"; x-sender="postmaster@email.microchip.com"; x-conformance=spf_only Authentication-Results: esa5.microchip.iphmx.com; spf=Pass smtp.mailfrom=Ajay.Kathat@microchip.com; spf=None smtp.helo=postmaster@email.microchip.com; dmarc=pass (p=none dis=none) d=microchip.com IronPort-SDR: r9a2iEBFXW++Me42a2whTnBYTDJ9PSgAFjXRrNd+B/BJcauJ9hD8QuZL5DOb1N1hj5l0CboVIv ghMM0dl6/rz7Gzq+swa6U04FjbOJ+MsmCFT7S0T+/sNEEs6MKkNQ+CyfYl79BT5ECq2A69Ou5C eeT+EOR6QwprdPXsBbq/CoJvhuEqsBm67SSWS0y3BLgiGLxwJFlpXnsSiqNyJYuNq6W7X9QlVE tZg9RKAltFZSrd2qsCG2SYOx+/oGmFwGHycRLXR+l10Q6LjCoiPFSTs4d3BRsHj0F4bILQZ/m9 1IY= X-IronPort-AV: E=Sophos;i="5.70,540,1574146800"; d="scan'208";a="68440750" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa5.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 11 Mar 2020 05:19:00 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Wed, 11 Mar 2020 05:18:59 -0700 Received: from NAM10-MW2-obe.outbound.protection.outlook.com (10.10.215.89) by email.microchip.com (10.10.87.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5 via Frontend Transport; Wed, 11 Mar 2020 05:18:59 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=ejZcFHtO2nrUyXYU77hmTt0WeYCWDoQjEw2fzyyDSigm0wyOO7QT68AhKLVFyoHr8W/BIMI+A5eorrrEI4lKpy11ee5UIIAwGnRr5vjmgaMOQuSmPkM4BwVJi6vHZHa1y6PerfnjKDFHcF7RuU7NctWbTcUSACl9XZtPSsF1AaANve92MZqwssbhcCTHiA0Ufi+iA+jXd0NZMyuFV8pdZUMA0r0yceuSnnKXByd0caJbwgPuJ1odnzG2vpj+VMQEmVTtDQgfx6fabbuoIqcP87T5eil4Ys0DiHmlFtXg6kEo2CxErTZ9r0S0eacWXCDQYEHfB5iCIYPr0F3XY7U0oQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=B1CWqNU1H9hc2J0CBVPk5OE7X4CykPUWsjTvFVtm6i4=; b=TW0Ls0WNdwP1z53vWqO5Vd+TBRcpsHEIH1IlU0IwahaQEz3yGWgNCDdYb7IrDxAXwHvwy27EXjoc+4Pl5X226VIEbUOr+EwBk2j5wN6YkT2u5htmwdz17B00l32qG/fzSeefx/YCm9xY986CCgdnpS7k1pJOA/JrR51jJvPKHwEpSFq2PhbEbU8foQFse8bdIZqykiutEN1LxVlcFTeMYroV0BkPn/AKFNRyyd3/H+EROvyCq2Dfukjub/26RN+/zK73j0HPf8tu2NHLB7Jm9mH1XrvBnBiokCFLqkWMC7oeenohHid6pDUXZQTmyrsInqKcafW1+lntLlD0A93Vdw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=microchip.com; dmarc=pass action=none header.from=microchip.com; dkim=pass header.d=microchip.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=microchiptechnology.onmicrosoft.com; s=selector2-microchiptechnology-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=B1CWqNU1H9hc2J0CBVPk5OE7X4CykPUWsjTvFVtm6i4=; b=TcUHp+5UM8XwFU7LiQyvLp2/l7uFUeyYxiXy8wFZmt7LG7LVEykaJ+zd/66UMOx2LgPBEHiK6iPygPKqRh4HgA+zaT6G2sU6k7/umVWVosHIp9kKYk7epQBCyCmKKkWBGjUTXc0Wixk2CVqI8myERR9EVx+nBXSDl5+HRa7Bs/Q= Received: from BYAPR11MB3125.namprd11.prod.outlook.com (2603:10b6:a03:8e::32) by BYAPR11MB2805.namprd11.prod.outlook.com (2603:10b6:a02:c1::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2814.14; Wed, 11 Mar 2020 12:18:56 +0000 Received: from BYAPR11MB3125.namprd11.prod.outlook.com ([fe80::c27:87cf:ca4:d86e]) by BYAPR11MB3125.namprd11.prod.outlook.com ([fe80::c27:87cf:ca4:d86e%4]) with mapi id 15.20.2793.013; Wed, 11 Mar 2020 12:18:56 +0000 From: To: Subject: [PATCH v5 10/17] wilc1000: add mon.c Thread-Topic: [PATCH v5 10/17] wilc1000: add mon.c Thread-Index: AQHV9582ufJnfv1GvUy6SfN2uksdWA== Date: Wed, 11 Mar 2020 12:18:47 +0000 Message-ID: <20200311121809.5610-11-ajay.kathat@microchip.com> References: <20200311121809.5610-1-ajay.kathat@microchip.com> In-Reply-To: <20200311121809.5610-1-ajay.kathat@microchip.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: git-send-email 2.17.1 x-originating-ip: [121.244.27.38] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: e610eaec-f34d-48ad-c0bb-08d7c5b65f0a x-ms-traffictypediagnostic: BYAPR11MB2805: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-bypassexternaltag: True x-ms-oob-tlc-oobclassifiers: OLM:1284; x-forefront-prvs: 0339F89554 x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(39860400002)(376002)(136003)(346002)(396003)(366004)(199004)(478600001)(2906002)(71200400001)(8936002)(81166006)(81156014)(6666004)(316002)(5660300002)(54906003)(6506007)(1076003)(8676002)(6512007)(86362001)(36756003)(107886003)(4326008)(6486002)(76116006)(91956017)(66476007)(64756008)(66446008)(66946007)(66556008)(6916009)(2616005)(186003)(26005); DIR:OUT; SFP:1101; SCL:1; SRVR:BYAPR11MB2805; H:BYAPR11MB3125.namprd11.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; received-spf: None (protection.outlook.com: microchip.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: wM6GELdp1obpytVFj6ezXVB6ryzCPwJUMO3NyX6JfH5Vuok0sBaDbpmuGpuPHQRF4S5E81JyGpuE9thDpRgK3JAVUEqGwaYUEzt82eQCyP5hH0rqrF/W+EdYbfbyCXQxJNADdmLvNuhlj7iUiKtF2A9sILzd0bwA1deI3jlWSczhBk1OYUMSqogEEHb0ruDvfLAoeBbFfRN9Nmb5cIhbAr7doqe9dGGc1lN5OcKOrtet0SC3rh64H9+9Fr7lMPKHo8wkYuHRjCgYIDcD/8dXiNUAKB6H4rtRNS5MNKdEuc9DseJL+Z1vynb7AnhmBZICIwgUh/4Uc5PE+ERS06AYs+/jexvdnLNs3HonNotUPf7h2cS99XgjZimv2q/wA9SQzgh4VRMUlovYxeG4rj00TB2QbXn8/WGaTGpKwbGylY+LvFOR2l5jP+ZXjaABbObj x-ms-exchange-antispam-messagedata: h0IJAVkClOAvjK9IkVg4qpbRwI8TrVDkxcjKksqFQfSDcDxtPzgbBZP+fHF4MwNTl2ALZ7K3veiMK2ZU+fbAbVIbRoP/RtpvzYXynnwqb9IGam3q5Xww5pHoczzwjvszQxDcE6pkRrXYFIpu/cUXnQ== MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: e610eaec-f34d-48ad-c0bb-08d7c5b65f0a X-MS-Exchange-CrossTenant-originalarrivaltime: 11 Mar 2020 12:18:47.1508 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 3f4057f3-b418-4d4e-ba84-d55b4e897d88 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: 0HqgRwXWqhC5oINNKtyOU6gvb1BBtJBnbQi5oqg0kEGyAu+UOpRaPqpx5ip+QhVN/k7Ti3HHukUUWStsr5Jq/xseGJDsFLoDm8cCPWd/TIU= X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR11MB2805 X-BeenThere: driverdev-devel@linuxdriverproject.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Driver Project Developer List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devel@driverdev.osuosl.org, devicetree@vger.kernel.org, Ajay.Kathat@microchip.com, Venkateswara.Kaja@microchip.com, gregkh@linuxfoundation.org, Nicolas.Ferre@microchip.com, Adham.Abozaeid@microchip.com, johannes@sipsolutions.net Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: "devel" From: Ajay Singh Moved 'drivers/staging/wilc1000/mon.c' to 'drivers/net/wireless/microchip/wilc1000/mon.c'. Signed-off-by: Ajay Singh --- drivers/net/wireless/microchip/wilc1000/mon.c | 260 ++++++++++++++++++ 1 file changed, 260 insertions(+) create mode 100644 drivers/net/wireless/microchip/wilc1000/mon.c diff --git a/drivers/net/wireless/microchip/wilc1000/mon.c b/drivers/net/wireless/microchip/wilc1000/mon.c new file mode 100644 index 000000000000..60331417bd98 --- /dev/null +++ b/drivers/net/wireless/microchip/wilc1000/mon.c @@ -0,0 +1,260 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2012 - 2018 Microchip Technology Inc., and its subsidiaries. + * All rights reserved. + */ + +#include "cfg80211.h" + +struct wilc_wfi_radiotap_hdr { + struct ieee80211_radiotap_header hdr; + u8 rate; +} __packed; + +struct wilc_wfi_radiotap_cb_hdr { + struct ieee80211_radiotap_header hdr; + u8 rate; + u8 dump; + u16 tx_flags; +} __packed; + +#define TX_RADIOTAP_PRESENT ((1 << IEEE80211_RADIOTAP_RATE) | \ + (1 << IEEE80211_RADIOTAP_TX_FLAGS)) + +void wilc_wfi_monitor_rx(struct net_device *mon_dev, u8 *buff, u32 size) +{ + u32 header, pkt_offset; + struct sk_buff *skb = NULL; + struct wilc_wfi_radiotap_hdr *hdr; + struct wilc_wfi_radiotap_cb_hdr *cb_hdr; + + if (!mon_dev) + return; + + if (!netif_running(mon_dev)) + return; + + /* Get WILC header */ + header = get_unaligned_le32(buff - HOST_HDR_OFFSET); + /* + * The packet offset field contain info about what type of management + * the frame we are dealing with and ack status + */ + pkt_offset = FIELD_GET(WILC_PKT_HDR_OFFSET_FIELD, header); + + if (pkt_offset & IS_MANAGMEMENT_CALLBACK) { + /* hostapd callback mgmt frame */ + + skb = dev_alloc_skb(size + sizeof(*cb_hdr)); + if (!skb) + return; + + skb_put_data(skb, buff, size); + + cb_hdr = skb_push(skb, sizeof(*cb_hdr)); + memset(cb_hdr, 0, sizeof(*cb_hdr)); + + cb_hdr->hdr.it_version = 0; /* PKTHDR_RADIOTAP_VERSION; */ + + cb_hdr->hdr.it_len = cpu_to_le16(sizeof(*cb_hdr)); + + cb_hdr->hdr.it_present = cpu_to_le32(TX_RADIOTAP_PRESENT); + + cb_hdr->rate = 5; + + if (pkt_offset & IS_MGMT_STATUS_SUCCES) { + /* success */ + cb_hdr->tx_flags = IEEE80211_RADIOTAP_F_TX_RTS; + } else { + cb_hdr->tx_flags = IEEE80211_RADIOTAP_F_TX_FAIL; + } + + } else { + skb = dev_alloc_skb(size + sizeof(*hdr)); + + if (!skb) + return; + + skb_put_data(skb, buff, size); + hdr = skb_push(skb, sizeof(*hdr)); + memset(hdr, 0, sizeof(struct wilc_wfi_radiotap_hdr)); + hdr->hdr.it_version = 0; /* PKTHDR_RADIOTAP_VERSION; */ + hdr->hdr.it_len = cpu_to_le16(sizeof(*hdr)); + hdr->hdr.it_present = cpu_to_le32 + (1 << IEEE80211_RADIOTAP_RATE); + hdr->rate = 5; + } + + skb->dev = mon_dev; + skb_reset_mac_header(skb); + skb->ip_summed = CHECKSUM_UNNECESSARY; + skb->pkt_type = PACKET_OTHERHOST; + skb->protocol = htons(ETH_P_802_2); + memset(skb->cb, 0, sizeof(skb->cb)); + + netif_rx(skb); +} + +struct tx_complete_mon_data { + int size; + void *buff; +}; + +static void mgmt_tx_complete(void *priv, int status) +{ + struct tx_complete_mon_data *pv_data = priv; + /* + * in case of fully hosting mode, the freeing will be done + * in response to the cfg packet + */ + kfree(pv_data->buff); + + kfree(pv_data); +} + +static int mon_mgmt_tx(struct net_device *dev, const u8 *buf, size_t len) +{ + struct tx_complete_mon_data *mgmt_tx = NULL; + + if (!dev) + return -EFAULT; + + netif_stop_queue(dev); + mgmt_tx = kmalloc(sizeof(*mgmt_tx), GFP_ATOMIC); + if (!mgmt_tx) + return -ENOMEM; + + mgmt_tx->buff = kmemdup(buf, len, GFP_ATOMIC); + if (!mgmt_tx->buff) { + kfree(mgmt_tx); + return -ENOMEM; + } + + mgmt_tx->size = len; + + wilc_wlan_txq_add_mgmt_pkt(dev, mgmt_tx, mgmt_tx->buff, mgmt_tx->size, + mgmt_tx_complete); + + netif_wake_queue(dev); + return 0; +} + +static netdev_tx_t wilc_wfi_mon_xmit(struct sk_buff *skb, + struct net_device *dev) +{ + u32 rtap_len, ret = 0; + struct wilc_wfi_mon_priv *mon_priv; + struct sk_buff *skb2; + struct wilc_wfi_radiotap_cb_hdr *cb_hdr; + u8 srcadd[ETH_ALEN]; + u8 bssid[ETH_ALEN]; + + mon_priv = netdev_priv(dev); + if (!mon_priv) + return -EFAULT; + + rtap_len = ieee80211_get_radiotap_len(skb->data); + if (skb->len < rtap_len) + return -1; + + skb_pull(skb, rtap_len); + + if (skb->data[0] == 0xc0 && is_broadcast_ether_addr(&skb->data[4])) { + skb2 = dev_alloc_skb(skb->len + sizeof(*cb_hdr)); + if (!skb2) + return -ENOMEM; + + skb_put_data(skb2, skb->data, skb->len); + + cb_hdr = skb_push(skb2, sizeof(*cb_hdr)); + memset(cb_hdr, 0, sizeof(struct wilc_wfi_radiotap_cb_hdr)); + + cb_hdr->hdr.it_version = 0; /* PKTHDR_RADIOTAP_VERSION; */ + + cb_hdr->hdr.it_len = cpu_to_le16(sizeof(*cb_hdr)); + + cb_hdr->hdr.it_present = cpu_to_le32(TX_RADIOTAP_PRESENT); + + cb_hdr->rate = 5; + cb_hdr->tx_flags = 0x0004; + + skb2->dev = dev; + skb_reset_mac_header(skb2); + skb2->ip_summed = CHECKSUM_UNNECESSARY; + skb2->pkt_type = PACKET_OTHERHOST; + skb2->protocol = htons(ETH_P_802_2); + memset(skb2->cb, 0, sizeof(skb2->cb)); + + netif_rx(skb2); + + return 0; + } + skb->dev = mon_priv->real_ndev; + + ether_addr_copy(srcadd, &skb->data[10]); + ether_addr_copy(bssid, &skb->data[16]); + /* + * Identify if data or mgmt packet, if source address and bssid + * fields are equal send it to mgmt frames handler + */ + if (!(memcmp(srcadd, bssid, 6))) { + ret = mon_mgmt_tx(mon_priv->real_ndev, skb->data, skb->len); + if (ret) + netdev_err(dev, "fail to mgmt tx\n"); + dev_kfree_skb(skb); + } else { + ret = wilc_mac_xmit(skb, mon_priv->real_ndev); + } + + return ret; +} + +static const struct net_device_ops wilc_wfi_netdev_ops = { + .ndo_start_xmit = wilc_wfi_mon_xmit, + +}; + +struct net_device *wilc_wfi_init_mon_interface(struct wilc *wl, + const char *name, + struct net_device *real_dev) +{ + struct wilc_wfi_mon_priv *priv; + + /* If monitor interface is already initialized, return it */ + if (wl->monitor_dev) + return wl->monitor_dev; + + wl->monitor_dev = alloc_etherdev(sizeof(struct wilc_wfi_mon_priv)); + if (!wl->monitor_dev) + return NULL; + + wl->monitor_dev->type = ARPHRD_IEEE80211_RADIOTAP; + strncpy(wl->monitor_dev->name, name, IFNAMSIZ); + wl->monitor_dev->name[IFNAMSIZ - 1] = 0; + wl->monitor_dev->netdev_ops = &wilc_wfi_netdev_ops; + wl->monitor_dev->needs_free_netdev = true; + + if (register_netdevice(wl->monitor_dev)) { + netdev_err(real_dev, "register_netdevice failed\n"); + return NULL; + } + priv = netdev_priv(wl->monitor_dev); + if (!priv) + return NULL; + + priv->real_ndev = real_dev; + + return wl->monitor_dev; +} + +void wilc_wfi_deinit_mon_interface(struct wilc *wl, bool rtnl_locked) +{ + if (!wl->monitor_dev) + return; + + if (rtnl_locked) + unregister_netdevice(wl->monitor_dev); + else + unregister_netdev(wl->monitor_dev); + wl->monitor_dev = NULL; +} -- 2.24.0 _______________________________________________ devel mailing list devel@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel