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NFC: No need to apply twice the modulo op to LLCP's recv_n 

recv_n is set properly when receiving an HDLC frame.

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
wifi-calibration
Samuel Ortiz 2012-04-10 19:43:14 +02:00 committed by John W. Linville
parent 4be646ecc9
commit 279cf174ae
2 changed files with 2 additions and 2 deletions
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2
net/nfc/llcp/commands.c
View File

@ -522,7 +522,7 @@ int nfc_llcp_send_rr(struct nfc_llcp_sock *sock)
skb_put(skb, LLCP_SEQUENCE_SIZE);
skb->data[2] = sock->recv_n % 16;
skb->data[2] = sock->recv_n;
skb_queue_head(&local->tx_queue, skb);

2
net/nfc/llcp/llcp.c
View File

@ -428,7 +428,7 @@ 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 % 16);
pdu->data[2] = (sock->send_n << 4) | (sock->recv_n);
sock->send_n = (sock->send_n + 1) % 16;
sock->recv_ack_n = (sock->recv_n - 1) % 16;
}