---

yaml
---
r: 341510
b: refs/heads/master
c: be02b6b
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: dd2bf43ffcf0d1bba94d20abc6cc44ed294db66b
+refs/heads/master: be02b6b624005d47c388f799ce23714136430217

trunk/net/nfc/llcp/llcp.c

@@ -656,29 +656,38 @@ static void nfc_llcp_tx_work(struct work_struct *work)
 		if (llcp_sock == NULL && nfc_llcp_ptype(skb) == LLCP_PDU_I) {
 			nfc_llcp_send_symm(local->dev);
 		} else {
+			struct sk_buff *copy_skb = NULL;
+			u8 ptype = nfc_llcp_ptype(skb);
 			int ret;
 
 			pr_debug("Sending pending skb\n");
 			print_hex_dump(KERN_DEBUG, "LLCP Tx: ",
 				       DUMP_PREFIX_OFFSET, 16, 1,
 				       skb->data, skb->len, true);
 
+			if (ptype == LLCP_PDU_I)
+				copy_skb = skb_copy(skb, GFP_ATOMIC);
+
 			nfc_llcp_send_to_raw_sock(local, skb,
 						  NFC_LLCP_DIRECTION_TX);
 
 			ret = nfc_data_exchange(local->dev, local->target_idx,
 						skb, nfc_llcp_recv, local);
 
-			if (!ret && nfc_llcp_ptype(skb) == LLCP_PDU_I) {
-				skb = skb_get(skb);
-				skb_queue_tail(&llcp_sock->tx_pending_queue,
-					       skb);
+			if (ret) {
+				kfree_skb(copy_skb);
+				goto out;
 			}
+
+			if (ptype == LLCP_PDU_I && copy_skb)
+				skb_queue_tail(&llcp_sock->tx_pending_queue,
+					       copy_skb);
 		}
 	} else {
 		nfc_llcp_send_symm(local->dev);
 	}
 
+out:
 	mod_timer(&local->link_timer,
 		  jiffies + msecs_to_jiffies(2 * local->remote_lto));
 }