From 324119a82e366bda39065e51850df12f589f3bf1 Mon Sep 17 00:00:00 2001
From: Samuel Ortiz <sameo@linux.intel.com>
Date: Thu, 1 Nov 2012 23:33:00 +0100
Subject: [PATCH] --- yaml --- r: 341509 b: refs/heads/master c:
 dd2bf43ffcf0d1bba94d20abc6cc44ed294db66b h: refs/heads/master i:   341507:
 8c5416412b6e27332e53edcd461bad8aab9182ef v: v3

---
 [refs]                        |  2 +-
 trunk/net/nfc/llcp/commands.c | 17 +++++++++++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)

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;