From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-we0-f169.google.com ([74.125.82.169]:57945 "EHLO mail-we0-f169.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753539AbaHSRD7 (ORCPT ); Tue, 19 Aug 2014 13:03:59 -0400 From: Alexander Aring Subject: [PATCHv2 bluetooth 3/5] ieee802154: mac802154: handle the reserved dest mode by dropping the packet Date: Tue, 19 Aug 2014 19:03:30 +0200 Message-Id: <1408467812-30483-4-git-send-email-alex.aring@gmail.com> In-Reply-To: <1408467812-30483-1-git-send-email-alex.aring@gmail.com> References: <1408467812-30483-1-git-send-email-alex.aring@gmail.com> Sender: linux-wpan-owner@vger.kernel.org List-ID: To: linux-bluetooth@vger.kernel.org Cc: marcel@holtmann.org, linux-wpan@vger.kernel.org, kernel@pengutronix.de, Martin Townsend , Alexander Aring From: Martin Townsend If received frame contains the reserved destination address mode. The frame should be dropped and free the skb. Signed-off-by: Martin Townsend Signed-off-by: Alexander Aring --- net/mac802154/wpan.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/net/mac802154/wpan.c b/net/mac802154/wpan.c index 4c13323..5478388 100644 --- a/net/mac802154/wpan.c +++ b/net/mac802154/wpan.c @@ -462,7 +462,10 @@ mac802154_subif_frame(struct mac802154_sub_if_data *sdata, struct sk_buff *skb, skb->pkt_type = PACKET_OTHERHOST; break; default: - break; + spin_unlock_bh(&sdata->mib_lock); + pr_debug("invalid dest mode\n"); + kfree_skb(skb); + return NET_RX_DROP; } spin_unlock_bh(&sdata->mib_lock); -- 2.0.4