From: Gustavo Padovan Date: Mon, 21 Oct 2013 20:22:25 +0000 (-0200) Subject: Bluetooth: Use bt_cb(skb)->chan to send raw data back X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=7f5396a774997a24e2adaffd973cfa5bd2b3e665;p=sagit-ice-cold%2Fkernel_xiaomi_msm8998.git Bluetooth: Use bt_cb(skb)->chan to send raw data back Instead of accessing skb->sk in L2CAP core we now compare the channel a skb belongs to and not send it back if the channel is same. This change removes another struct socket usage from L2CAP core. Signed-off-by: Gustavo Padovan Signed-off-by: Marcel Holtmann --- diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index bb6d35e6b832..0cef67707838 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -2813,17 +2813,16 @@ static void l2cap_raw_recv(struct l2cap_conn *conn, struct sk_buff *skb) mutex_lock(&conn->chan_lock); list_for_each_entry(chan, &conn->chan_l, list) { - struct sock *sk = chan->sk; if (chan->chan_type != L2CAP_CHAN_RAW) continue; - /* Don't send frame to the socket it came from */ - if (skb->sk == sk) + /* Don't send frame to the channel it came from */ + if (bt_cb(skb)->chan == chan) continue; + nskb = skb_clone(skb, GFP_KERNEL); if (!nskb) continue; - if (chan->ops->recv(chan, nskb)) kfree_skb(nskb); }