4 files changed, 49 insertions, 8 deletions

diff --git a/drivers/nfc/pn533/i2c.c b/drivers/nfc/pn533/i2c.c
index ddf3db286bad..1503a98f0405 100644
--- a/drivers/nfc/pn533/i2c.c
+++ b/drivers/nfc/pn533/i2c.c
@@ -163,8 +163,7 @@ static const struct pn533_phy_ops i2c_phy_ops = {
 };
 
 
-static int pn533_i2c_probe(struct i2c_client *client,
-			       const struct i2c_device_id *id)
+static int pn533_i2c_probe(struct i2c_client *client)
 {
 	struct pn533_i2c_phy *phy;
 	struct pn533 *priv;
@@ -260,7 +259,7 @@ static struct i2c_driver pn533_i2c_driver = {
 		   .name = PN533_I2C_DRIVER_NAME,
 		   .of_match_table = of_match_ptr(of_pn533_i2c_match),
 		  },
-	.probe = pn533_i2c_probe,
+	.probe_new = pn533_i2c_probe,
 	.id_table = pn533_i2c_id_table,
 	.remove = pn533_i2c_remove,
 };
diff --git a/drivers/nfc/pn533/pn533.c b/drivers/nfc/pn533/pn533.c
index d9f6367b9993..b19c39dcfbd9 100644
--- a/drivers/nfc/pn533/pn533.c
+++ b/drivers/nfc/pn533/pn533.c
@@ -1295,6 +1295,8 @@ static int pn533_poll_dep_complete(struct pn533 *dev, void *arg,
 	if (IS_ERR(resp))
 		return PTR_ERR(resp);
 
+	memset(&nfc_target, 0, sizeof(struct nfc_target));
+
 	rsp = (struct pn533_cmd_jump_dep_response *)resp->data;
 
 	rc = rsp->status & PN533_CMD_RET_MASK;
@@ -1926,6 +1928,8 @@ static int pn533_in_dep_link_up_complete(struct pn533 *dev, void *arg,
 
 		dev_dbg(dev->dev, "Creating new target\n");
 
+		memset(&nfc_target, 0, sizeof(struct nfc_target));
+
 		nfc_target.supported_protocols = NFC_PROTO_NFC_DEP_MASK;
 		nfc_target.nfcid1_len = 10;
 		memcpy(nfc_target.nfcid1, rsp->nfcid3t, nfc_target.nfcid1_len);
@@ -2788,7 +2792,7 @@ void pn53x_common_clean(struct pn533 *priv)
 	struct pn533_cmd *cmd, *n;
 
 	/* delete the timer before cleanup the worker */
-	del_timer_sync(&priv->listen_timer);
+	timer_shutdown_sync(&priv->listen_timer);
 
 	flush_delayed_work(&priv->poll_work);
 	destroy_workqueue(priv->wq);
diff --git a/drivers/nfc/pn533/uart.c b/drivers/nfc/pn533/uart.c
index 07596bf5f7d6..a556acdb947b 100644
--- a/drivers/nfc/pn533/uart.c
+++ b/drivers/nfc/pn533/uart.c
@@ -310,7 +310,7 @@ static void pn532_uart_remove(struct serdev_device *serdev)
 	pn53x_unregister_nfc(pn532->priv);
 	serdev_device_close(serdev);
 	pn53x_common_clean(pn532->priv);
-	del_timer_sync(&pn532->cmd_timeout);
+	timer_shutdown_sync(&pn532->cmd_timeout);
 	kfree_skb(pn532->recv_skb);
 	kfree(pn532);
 }
diff --git a/drivers/nfc/pn533/usb.c b/drivers/nfc/pn533/usb.c
index 6f71ac72012e..ed9c5e2cf3ad 100644
--- a/drivers/nfc/pn533/usb.c
+++ b/drivers/nfc/pn533/usb.c
@@ -153,10 +153,17 @@ static int pn533_usb_send_ack(struct pn533 *dev, gfp_t flags)
 	return usb_submit_urb(phy->ack_urb, flags);
 }
 
+struct pn533_out_arg {
+	struct pn533_usb_phy *phy;
+	struct completion done;
+};
+
 static int pn533_usb_send_frame(struct pn533 *dev,
 				struct sk_buff *out)
 {
 	struct pn533_usb_phy *phy = dev->phy;
+	struct pn533_out_arg arg;
+	void *cntx;
 	int rc;
 
 	if (phy->priv == NULL)
@@ -168,10 +175,17 @@ static int pn533_usb_send_frame(struct pn533 *dev,
 	print_hex_dump_debug("PN533 TX: ", DUMP_PREFIX_NONE, 16, 1,
 			     out->data, out->len, false);
 
+	init_completion(&arg.done);
+	cntx = phy->out_urb->context;
+	phy->out_urb->context = &arg;
+
 	rc = usb_submit_urb(phy->out_urb, GFP_KERNEL);
 	if (rc)
 		return rc;
 
+	wait_for_completion(&arg.done);
+	phy->out_urb->context = cntx;
+
 	if (dev->protocol_type == PN533_PROTO_REQ_RESP) {
 		/* request for response for sent packet directly */
 		rc = pn533_submit_urb_for_response(phy, GFP_KERNEL);
@@ -408,7 +422,31 @@ static int pn533_acr122_poweron_rdr(struct pn533_usb_phy *phy)
 	return arg.rc;
 }
 
-static void pn533_send_complete(struct urb *urb)
+static void pn533_out_complete(struct urb *urb)
+{
+	struct pn533_out_arg *arg = urb->context;
+	struct pn533_usb_phy *phy = arg->phy;
+
+	switch (urb->status) {
+	case 0:
+		break; /* success */
+	case -ECONNRESET:
+	case -ENOENT:
+		dev_dbg(&phy->udev->dev,
+			"The urb has been stopped (status %d)\n",
+			urb->status);
+		break;
+	case -ESHUTDOWN:
+	default:
+		nfc_err(&phy->udev->dev,
+			"Urb failure (status %d)\n",
+			urb->status);
+	}
+
+	complete(&arg->done);
+}
+
+static void pn533_ack_complete(struct urb *urb)
 {
 	struct pn533_usb_phy *phy = urb->context;
 
@@ -496,10 +534,10 @@ static int pn533_usb_probe(struct usb_interface *interface,
 
 	usb_fill_bulk_urb(phy->out_urb, phy->udev,
 			  usb_sndbulkpipe(phy->udev, out_endpoint),
-			  NULL, 0, pn533_send_complete, phy);
+			  NULL, 0, pn533_out_complete, phy);
 	usb_fill_bulk_urb(phy->ack_urb, phy->udev,
 			  usb_sndbulkpipe(phy->udev, out_endpoint),
-			  NULL, 0, pn533_send_complete, phy);
+			  NULL, 0, pn533_ack_complete, phy);
 
 	switch (id->driver_info) {
 	case PN533_DEVICE_STD: