From patchwork Sun Feb 28 15:18:10 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Aring X-Patchwork-Id: 12108281 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=-16.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 772EFC43381 for ; Sun, 28 Feb 2021 15:20:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4965764EB1 for ; Sun, 28 Feb 2021 15:20:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230492AbhB1PUP (ORCPT ); Sun, 28 Feb 2021 10:20:15 -0500 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:50467 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230260AbhB1PT5 (ORCPT ); Sun, 28 Feb 2021 10:19:57 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1614525511; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/N9mjJW3W0eC4wzSlguu9RYpB4AfVEyqkbrMcjAVPcs=; b=GaXMvyiAjy5s0loAjpwVDccLq2xL9BgSp/uv9oAw+cHABUi+H+UyOL/ojf/YVv/1Up1Am5 9UfiKQe29tv+AFgFBSeG5pyEOw/00rqu4y2AQ/M6IU3zS2+r5VZyy35Qibde8M7w57eCZ0 3bTiCzQSFwKma1pYR16Z51vcRgdrXlA= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-369-RUtnEo6NMPWdhuH0A9qMZQ-1; Sun, 28 Feb 2021 10:18:28 -0500 X-MC-Unique: RUtnEo6NMPWdhuH0A9qMZQ-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id D739B1936B61; Sun, 28 Feb 2021 15:18:27 +0000 (UTC) Received: from carbon.redhat.com (ovpn-112-225.rdu2.redhat.com [10.10.112.225]) by smtp.corp.redhat.com (Postfix) with ESMTP id 714885C1D5; Sun, 28 Feb 2021 15:18:27 +0000 (UTC) From: Alexander Aring To: stefan@datenfreihafen.org Cc: linux-wpan@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH wpan 10/17] net: ieee802154: forbid monitor for del llsec dev Date: Sun, 28 Feb 2021 10:18:10 -0500 Message-Id: <20210228151817.95700-11-aahringo@redhat.com> In-Reply-To: <20210228151817.95700-1-aahringo@redhat.com> References: <20210228151817.95700-1-aahringo@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Precedence: bulk List-ID: X-Mailing-List: linux-wpan@vger.kernel.org This patch forbids to del llsec dev for monitor interfaces which we don't support yet. Otherwise we will access llsec mib which isn't initialized for monitors. Signed-off-by: Alexander Aring --- net/ieee802154/nl802154.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c index c32e55f961c2..46faf451f413 100644 --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -1781,6 +1781,9 @@ static int nl802154_del_llsec_dev(struct sk_buff *skb, struct genl_info *info) struct nlattr *attrs[NL802154_DEV_ATTR_MAX + 1]; __le64 extended_addr; + if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR) + return -EOPNOTSUPP; + if (!info->attrs[NL802154_ATTR_SEC_DEVICE] || nla_parse_nested_deprecated(attrs, NL802154_DEV_ATTR_MAX, info->attrs[NL802154_ATTR_SEC_DEVICE], nl802154_dev_policy, info->extack)) return -EINVAL;