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=-18.8 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, 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 58DC6C43460 for ; Mon, 19 Apr 2021 13:09:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 276916128C for ; Mon, 19 Apr 2021 13:09:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238899AbhDSNKE (ORCPT ); Mon, 19 Apr 2021 09:10:04 -0400 Received: from mail.kernel.org ([198.145.29.99]:44836 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239675AbhDSNJn (ORCPT ); Mon, 19 Apr 2021 09:09:43 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id BF70361246; Mon, 19 Apr 2021 13:09:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1618837752; bh=EIV3FBV2Jzv8e8TtpesN1BcDN9BM271O3djJTKmq0LA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bjsk3DpchhBHKprBtBglFcurCXsUs5fe/yjcWQWoOyeoB0U9d+wXBkoTgugZCSVWD ulpXmhddB8fIIbj642QLhzHEaZSblRupQSVa7UVcTqlv62mpcEnN9s+Y/bP5vv2kpw X72d9V8paeXlylmu/7G9EBDWPeaPOJI6qHxTRT9Y= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Alexander Aring , Stefan Schmidt , Sasha Levin Subject: [PATCH 5.11 042/122] net: ieee802154: forbid monitor for del llsec dev Date: Mon, 19 Apr 2021 15:05:22 +0200 Message-Id: <20210419130531.606732612@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210419130530.166331793@linuxfoundation.org> References: <20210419130530.166331793@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Alexander Aring [ Upstream commit ad8f9de1f3566686af35b1c6b43240726541da61 ] 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 Link: https://lore.kernel.org/r/20210405003054.256017-9-aahringo@redhat.com Signed-off-by: Stefan Schmidt Signed-off-by: Sasha Levin --- net/ieee802154/nl802154.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c index c8576dc0686d..da4bd6bc4567 100644 --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -1786,6 +1786,9 @@ 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; -- 2.30.2