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From: Alexander Aring <alex.aring@gmail.com>
To: linux-bluetooth@vger.kernel.org
Cc: marcel@holtmann.org, linux-wpan@vger.kernel.org,
	kernel@pengutronix.de,
	Martin Townsend <martin.townsend@xsilon.com>,
	Alexander Aring <alex.aring@gmail.com>
Subject: [PATCH bluetooth 3/5] ieee802154: mac802154: handle the reserved dest mode by dropping the packet
Date: Tue, 19 Aug 2014 11:03:01 +0200	[thread overview]
Message-ID: <1408438983-13892-4-git-send-email-alex.aring@gmail.com> (raw)
In-Reply-To: <1408438983-13892-1-git-send-email-alex.aring@gmail.com>

From: Martin Townsend <martin.townsend@xsilon.com>

If received frame contains the reserved destination address mode. The
frame should be dropped and free the skb.

Signed-off-by: Martin Townsend <martin.townsend@xsilon.com>
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
---
 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);
-- 
2.0.3

  parent reply	other threads:[~2014-08-19  9:03 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-19  9:02 [PATCH bluetooth 0/5] mac802154: ieee802154: stable patches Alexander Aring
2014-08-19  9:02 ` [PATCH bluetooth 1/5] mac802154: fixed potential skb leak with mac802154_parse_frame_start Alexander Aring
2014-08-19  9:03 ` [PATCH bluetooth 2/5] ieee802154: 6lowpan_rtnl: fix correct errno value Alexander Aring
2014-08-19  9:03 ` Alexander Aring [this message]
2014-08-19  9:03 ` [PATCH bluetooth 4/5] ieee802154: 6lowpan: ensure of sending 1280 packets Alexander Aring
2014-08-19  9:03 ` [PATCH bluetooth 5/5] ieee802154: 6lowpan: ensure MTU of 1280 for 6lowpan Alexander Aring
2014-08-19 16:44 ` [PATCH bluetooth 0/5] mac802154: ieee802154: stable patches Marcel Holtmann
2014-08-19 16:51   ` Alexander Aring

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