Bluetooth: 6lowpan: Print errors during recv_pkt
authorLuiz Augusto von Dentz <luiz.von.dentz@intel.com>
Mon, 3 Apr 2017 14:48:56 +0000 (17:48 +0300)
committerMarcel Holtmann <marcel@holtmann.org>
Wed, 12 Apr 2017 20:02:40 +0000 (22:02 +0200)
This makes should make it more clear why a packet is being dropped.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Acked-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
net/bluetooth/6lowpan.c

index 2063e96bc00607134f7eb0ade46029240f270df5..5b91e85cf1c69078975c8776a14d2594421dc303 100644 (file)
@@ -337,6 +337,7 @@ static int recv_pkt(struct sk_buff *skb, struct net_device *dev,
 
                ret = iphc_decompress(local_skb, dev, peer);
                if (ret < 0) {
+                       BT_DBG("iphc_decompress failed: %d", ret);
                        kfree_skb(local_skb);
                        goto drop;
                }
@@ -356,6 +357,7 @@ static int recv_pkt(struct sk_buff *skb, struct net_device *dev,
                consume_skb(local_skb);
                consume_skb(skb);
        } else {
+               BT_DBG("unknown packet type");
                goto drop;
        }