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=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 AB5CEC001E4 for ; Mon, 12 Apr 2021 16:40:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9B12861042 for ; Mon, 12 Apr 2021 16:40:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344528AbhDLQkX (ORCPT ); Mon, 12 Apr 2021 12:40:23 -0400 Received: from mail.kernel.org ([198.145.29.99]:35660 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245136AbhDLQbz (ORCPT ); Mon, 12 Apr 2021 12:31:55 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 3439C6135F; Mon, 12 Apr 2021 16:26:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1618244778; bh=jg1qQhWF9uBukkVmaeh1ltTMWssWijDjIOBMESgcPiM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Be2CThfSTQU1qHkM+WDlPAs4BC4w9lJEqK9HFBPsLGhvpthq6xtg6ob341kCMLvd3 hhuYtLvpwwrRZhQ1n1flTkCiwDqaKYRZnn6S884WTYSX6BRTxPvniaHMidgnBG+DCn th76qDx8fcqoCAxd1W0mOCxtp7jrK8o1sRh+449UnOwo2dPrGDC41Hp4I3lgIW74/U 0XVl40BqV0XK0bkhxGHX5ud1fli8u1p0zk2YI1iv4v8y34KCO2eEFH/eGKgbA+rf7s NtS5h83Gu9Is4fePgyT8CZNxoNhz2HAELOqFHs1X35oV4sTtkVHp9IOZ3QpdgzZ/zC qzFMhYAQlO2Jg== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Alexander Aring , Stefan Schmidt , Sasha Levin , linux-wpan@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 20/28] net: ieee802154: forbid monitor for add llsec seclevel Date: Mon, 12 Apr 2021 12:25:45 -0400 Message-Id: <20210412162553.315227-20-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210412162553.315227-1-sashal@kernel.org> References: <20210412162553.315227-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Alexander Aring [ Upstream commit 9ec87e322428d4734ac647d1a8e507434086993d ] This patch forbids to add llsec seclevel 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/20210405003054.256017-14-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 c47f83bd21df..8cf71f637ead 100644 --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -2129,6 +2129,9 @@ static int nl802154_add_llsec_seclevel(struct sk_buff *skb, struct wpan_dev *wpan_dev = dev->ieee802154_ptr; struct ieee802154_llsec_seclevel sl; + if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR) + return -EOPNOTSUPP; + if (llsec_parse_seclevel(info->attrs[NL802154_ATTR_SEC_LEVEL], &sl) < 0) return -EINVAL; -- 2.30.2