diff options
| author | Szymon Janc <szymon.janc@tieto.com> | 2012-02-07 15:43:01 +0100 |
|---|---|---|
| committer | Johan Hedberg <johan.hedberg@intel.com> | 2012-02-13 17:01:35 +0200 |
| commit | 8ed7a0ae7834cbefb82ed15a92e36983924efa23 (patch) | |
| tree | 96cbe9f236a41556dde36c6d92e2355b4047f7b6 /net/bluetooth/l2cap_core.c | |
| parent | 6d5922b01b5e8d684dae5baaea596a4a749738e3 (diff) | |
Bluetooth: Fix possible missing I-Frame acknowledgement
Make l2cap_ertm_send return number of pending I-Frames transmitted
instead of all (pending + retransmitted) I-Frames transmitted.
As only pending I-Frames are considered as acknowledgement, this could
lead to situation when no ACK was sent in __l2cap_send_ack (if only
already transmitted I-Frames were retransmitted).
Signed-off-by: Szymon Janc <szymon.janc@tieto.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Acked-by: Gustavo F. Padovan <padovan@profusion.mobi>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Diffstat (limited to 'net/bluetooth/l2cap_core.c')
| -rw-r--r-- | net/bluetooth/l2cap_core.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index f1a6b3cbdba..9add8527165 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -1453,8 +1453,10 @@ static int l2cap_ertm_send(struct l2cap_chan *chan) chan->next_tx_seq = __next_seq(chan, chan->next_tx_seq); - if (bt_cb(skb)->retries == 1) + if (bt_cb(skb)->retries == 1) { chan->unacked_frames++; + nsent++; + } chan->frames_sent++; @@ -1462,8 +1464,6 @@ static int l2cap_ertm_send(struct l2cap_chan *chan) chan->tx_send_head = NULL; else chan->tx_send_head = skb_queue_next(&chan->tx_q, skb); - - nsent++; } return nsent; |