NFC: Set the right LLCP N(R) value for I frames

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c
index 577bcb92ea9b..2506810cd780 100644
--- a/net/nfc/llcp/llcp.c
+++ b/net/nfc/llcp/llcp.c
@@ -419,7 +419,7 @@ static u8 nfc_llcp_nr(struct sk_buff *pdu)
 
 static void nfc_llcp_set_nrns(struct nfc_llcp_sock *sock, struct sk_buff *pdu)
 {
-        pdu->data[2] = (sock->send_n << 4) | ((sock->recv_n - 1) % 16);
+        pdu->data[2] = (sock->send_n << 4) | (sock->recv_n % 16);
         sock->send_n = (sock->send_n + 1) % 16;
         sock->recv_ack_n = (sock->recv_n - 1) % 16;
 }