diff options
Diffstat (limited to 'net/bluetooth')
-rw-r--r-- | net/bluetooth/l2cap_core.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index ebe7454..4a90438 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -1968,10 +1968,12 @@ static void l2cap_ertm_resend(struct l2cap_chan *chan) tx_skb->data + L2CAP_HDR_SIZE); } + /* Update FCS */ if (chan->fcs == L2CAP_FCS_CRC16) { - u16 fcs = crc16(0, (u8 *) tx_skb->data, tx_skb->len); - put_unaligned_le16(fcs, skb_put(tx_skb, - L2CAP_FCS_SIZE)); + u16 fcs = crc16(0, (u8 *) tx_skb->data, + tx_skb->len - L2CAP_FCS_SIZE); + put_unaligned_le16(fcs, skb_tail_pointer(tx_skb) - + L2CAP_FCS_SIZE); } l2cap_do_send(chan, tx_skb); |