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, 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 55C3BC433ED for ; Mon, 12 Apr 2021 08:45:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2D03B61278 for ; Mon, 12 Apr 2021 08:45:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237684AbhDLIp3 (ORCPT ); Mon, 12 Apr 2021 04:45:29 -0400 Received: from mail.kernel.org ([198.145.29.99]:36784 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237747AbhDLIpI (ORCPT ); Mon, 12 Apr 2021 04:45:08 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 0EF9961246; Mon, 12 Apr 2021 08:44:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1618217090; bh=LO7YwfIm5hEC50Aj+yN9I5w4WLEye4vQ50dCqVN9Zfs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fi9sMRp4Kx8nc98qu8XETFcjdEJ9A8GpEdb+JPmPsX7wl0iLhmYLQ/Vo1mwYTFTYl Jooc4IlbTL5e9Z59QtqZ5KhXNhTOD6AcuD+i8gY9Fdj4dC5kx6YAbsifr8ftEybVCU nlNLTzSKub4GFBmSewiIReKjl9X4Sgkva4FLOE0w= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, syzbot+cde43a581a8e5f317bc2@syzkaller.appspotmail.com, Alexander Aring , Stefan Schmidt Subject: [PATCH 4.19 65/66] net: ieee802154: stop dump llsec params for monitors Date: Mon, 12 Apr 2021 10:41:11 +0200 Message-Id: <20210412084000.229034468@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210412083958.129944265@linuxfoundation.org> References: <20210412083958.129944265@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 commit 1534efc7bbc1121e92c86c2dabebaf2c9dcece19 upstream. This patch stops dumping llsec params for monitors which we don't support yet. Otherwise we will access llsec mib which isn't initialized for monitors. Reported-by: syzbot+cde43a581a8e5f317bc2@syzkaller.appspotmail.com Signed-off-by: Alexander Aring Link: https://lore.kernel.org/r/20210405003054.256017-16-aahringo@redhat.com Signed-off-by: Stefan Schmidt Signed-off-by: Greg Kroah-Hartman --- net/ieee802154/nl802154.c | 5 +++++ 1 file changed, 5 insertions(+) --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -836,8 +836,13 @@ nl802154_send_iface(struct sk_buff *msg, goto nla_put_failure; #ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL + if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR) + goto out; + if (nl802154_get_llsec_params(msg, rdev, wpan_dev) < 0) goto nla_put_failure; + +out: #endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */ genlmsg_end(msg, hdr);