Signed-off-by: Samuel Ortiz <sameo@xxxxxxxxxxxxxxx>
---
net/nfc/llcp/llcp.c | 16 +++++++++++-----
1 files changed, 11 insertions(+), 5 deletions(-)
diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c
index 8510a2f..bbfaa27 100644
--- a/net/nfc/llcp/llcp.c
+++ b/net/nfc/llcp/llcp.c
@@ -671,15 +671,15 @@ static void nfc_llcp_recv_hdlc(struct nfc_llcp_local *local,
nfc_llcp_sock_put(llcp_sock);
}
- if (ns == llcp_sock->recv_n)
- llcp_sock->recv_n = (llcp_sock->recv_n + 1) % 16;
- else
- pr_err("Received out of sequence I PDU\n");
-
/* Pass the payload upstream */
if (ptype == LLCP_PDU_I) {
pr_debug("I frame, queueing on %p\n", &llcp_sock->sk);
+ if (ns == llcp_sock->recv_n)
+ llcp_sock->recv_n = (llcp_sock->recv_n + 1) % 16;
+ else
+ pr_err("Received out of sequence I PDU\n");
+
skb_pull(skb, LLCP_HEADER_SIZE + LLCP_SEQUENCE_SIZE);
if (sock_queue_rcv_skb(&llcp_sock->sk, skb)) {
pr_err("receive queue is full\n");
@@ -700,6 +700,11 @@ static void nfc_llcp_recv_hdlc(struct nfc_llcp_local *local,
}
}
+ if (ptype == LLCP_PDU_RR)
+ llcp_sock->remote_ready = true;
+ else if (ptype == LLCP_PDU_RNR)
+ llcp_sock->remote_ready = false;
+
nfc_llcp_queue_i_frames(llcp_sock);
release_sock(sk);
@@ -813,6 +818,7 @@ static void nfc_llcp_rx_work(struct work_struct *work)
case LLCP_PDU_I:
case LLCP_PDU_RR:
+ case LLCP_PDU_RNR:
pr_debug("I frame\n");
nfc_llcp_recv_hdlc(local, skb);
break;
--
1.7.7.3
--
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