diff --git a/[refs] b/[refs] index be273697324d..58b48a81e9bb 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 6e950fd214645e71e94bce2429bea58b88e1b5d0 +refs/heads/master: dd2bf43ffcf0d1bba94d20abc6cc44ed294db66b diff --git a/trunk/net/nfc/llcp/commands.c b/trunk/net/nfc/llcp/commands.c index f0a39456f26b..df24be48d4da 100644 --- a/trunk/net/nfc/llcp/commands.c +++ b/trunk/net/nfc/llcp/commands.c @@ -528,6 +528,23 @@ int nfc_llcp_send_i_frame(struct nfc_llcp_sock *sock, if (local == NULL) return -ENODEV; + /* Remote is ready but has not acknowledged our frames */ + if((sock->remote_ready && + skb_queue_len(&sock->tx_pending_queue) >= sock->rw && + skb_queue_len(&sock->tx_queue) >= 2 * sock->rw)) { + pr_err("Pending queue is full %d frames\n", + skb_queue_len(&sock->tx_pending_queue)); + return -ENOBUFS; + } + + /* Remote is not ready and we've been queueing enough frames */ + if ((!sock->remote_ready && + skb_queue_len(&sock->tx_queue) >= 2 * sock->rw)) { + pr_err("Tx queue is full %d frames\n", + skb_queue_len(&sock->tx_queue)); + return -ENOBUFS; + } + msg_data = kzalloc(len, GFP_KERNEL); if (msg_data == NULL) return -ENOMEM;