greybus: es2: fix arpc error message

Add missing le16_to_cpu() to an ARPC error message in the receive path,
and also use %u to print the unsigned id.

Signed-off-by: Johan Hovold <johan@hovoldconsulting.com>
Reviewed-by: Alex Elder <elder@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

drivers/staging/greybus/es2.c

@@ -1256,8 +1256,8 @@ static void arpc_in_callback(struct urb *urb)
 	spin_lock_irqsave(&es2->arpc_lock, flags);
 	rpc = arpc_find(es2, resp->id);
 	if (!rpc) {
-		dev_err(dev, "invalid arpc response id received: %d\n",
-			resp->id);
+		dev_err(dev, "invalid arpc response id received: %u\n",
+			le16_to_cpu(resp->id));
 		spin_unlock_irqrestore(&es2->arpc_lock, flags);
 		goto exit;
 	}