From: Samuel Ortiz <sameo@linux.intel.com>
Date: Mon, 5 Mar 2012 00:03:41 +0000 (+0100)
Subject: NFC: Set the right LLCP N(R) value for I frames
X-Git-Tag: firefly_0821_release~3680^2~3338^2~108^2~96
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=0767a7fa87ff18f6a11e3de954c5386a45b9d96e;p=firefly-linux-kernel-4.4.55.git

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>
---

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;
 }