NFC: digital: Return proper error code when sending ATR_REQ

The error code returned by digital_in_send_cmd() was not returned by
digital_in_send_atr_req().
Signed-off-by: Thierry Escande <thierry.escande@linux.intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

net/nfc/digital_dep.c

@@ -224,9 +224,8 @@ int digital_in_send_atr_req(struct nfc_digital_dev *ddev,
 
 	ddev->skb_add_crc(skb);
 
-	digital_in_send_cmd(ddev, skb, 500, digital_in_recv_atr_res, target);
-
-	return 0;
+	return digital_in_send_cmd(ddev, skb, 500, digital_in_recv_atr_res,
+				   target);
 }
 
 static int digital_in_send_rtox(struct nfc_digital_dev *ddev,