diff --git a/drivers/gpio/gpio-sloppy-logic-analyzer.c b/drivers/gpio/gpio-sloppy-logic-analyzer.c
index 2bbd308ca08e..6748ddce3c19 100644
--- a/drivers/gpio/gpio-sloppy-logic-analyzer.c
+++ b/drivers/gpio/gpio-sloppy-logic-analyzer.c
@@ -237,6 +237,7 @@ static int gpio_la_poll_probe(struct platform_device *pdev)
 	if (ret)
 		return ret;
 
+	/* Initially allocate a buffer. It currently is NULL */
 	fops_buf_size_set(priv, GPIO_LA_DEFAULT_BUF_SIZE);
 
 	priv->descs = devm_gpiod_get_array(dev, "probe", GPIOD_IN);