From patchwork Mon Apr 5 00:30:47 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Aring X-Patchwork-Id: 12182463 X-Patchwork-Delegate: kuba@kernel.org 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=-15.8 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=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 4B660C433ED for ; Mon, 5 Apr 2021 00:31:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2933E6136A for ; Mon, 5 Apr 2021 00:31:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231858AbhDEAbx (ORCPT ); Sun, 4 Apr 2021 20:31:53 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:36420 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231757AbhDEAbS (ORCPT ); Sun, 4 Apr 2021 20:31:18 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1617582671; 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=qegaL49eQ0ulAGqlQqr7hH6RdMrVNCo8k8O6Uq9V76E=; b=P5qmX1FOqCHYBE77C7nw9DbkK8f+WDUISDM08jVvw+ecb5Iea67ggZfv6kojauiglgDNNt Os+2v8gprQaJC/x2y385YCGTzGrwB9YeWcVCJExHoweSZ1X2C1v1JebypBGHh69S+p+uoh WAz11iqp437J5tAWwFoikAb/96m433M= 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-518--W0lacKHNAG3w7X0vgBtfw-1; Sun, 04 Apr 2021 20:31:10 -0400 X-MC-Unique: -W0lacKHNAG3w7X0vgBtfw-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 3C7CC6B9C1; Mon, 5 Apr 2021 00:31:09 +0000 (UTC) Received: from carbon.redhat.com (ovpn-113-102.rdu2.redhat.com [10.10.113.102]) by smtp.corp.redhat.com (Postfix) with ESMTP id BCB8A37DD; Mon, 5 Apr 2021 00:31:08 +0000 (UTC) From: Alexander Aring To: stefan@datenfreihafen.org Cc: linux-wpan@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH RESEND wpan 08/15] net: ieee802154: forbid monitor for del llsec dev Date: Sun, 4 Apr 2021 20:30:47 -0400 Message-Id: <20210405003054.256017-9-aahringo@redhat.com> In-Reply-To: <20210405003054.256017-1-aahringo@redhat.com> References: <20210405003054.256017-1-aahringo@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@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 0d7dc9478b56..17c782d4cdae 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;