diff --git a/drivers/regulator/max20086-regulator.c b/drivers/regulator/max20086-regulator.c
index 32f47b896fd1e259925b8a520c62fd51773f9a67..1cf04d1efb3313e6f6191a2f87046415bd497741 100644
--- a/drivers/regulator/max20086-regulator.c
+++ b/drivers/regulator/max20086-regulator.c
@@ -5,6 +5,7 @@
 // Copyright (C) 2022 Laurent Pinchart <laurent.pinchart@idesonboard.com>
 // Copyright (C) 2018 Avnet, Inc.
 
+#include <linux/cleanup.h>
 #include <linux/err.h>
 #include <linux/gpio/consumer.h>
 #include <linux/i2c.h>
@@ -132,23 +133,27 @@ static int max20086_regulators_register(struct max20086 *chip)
 
 static int max20086_parse_regulators_dt(struct max20086 *chip, bool *boot_on)
 {
-	struct of_regulator_match matches[MAX20086_MAX_REGULATORS] = { };
-	struct device_node *node;
+	struct of_regulator_match *matches;
 	unsigned int i;
 	int ret;
 
-	node = of_get_child_by_name(chip->dev->of_node, "regulators");
+	struct device_node *node __free(device_node) =
+		of_get_child_by_name(chip->dev->of_node, "regulators");
 	if (!node) {
 		dev_err(chip->dev, "regulators node not found\n");
 		return -ENODEV;
 	}
 
+	matches = devm_kcalloc(chip->dev, chip->info->num_outputs,
+			       sizeof(*matches), GFP_KERNEL);
+	if (!matches)
+		return -ENOMEM;
+
 	for (i = 0; i < chip->info->num_outputs; ++i)
 		matches[i].name = max20086_output_names[i];
 
 	ret = of_regulator_match(chip->dev, node, matches,
 				 chip->info->num_outputs);
-	of_node_put(node);
 	if (ret < 0) {
 		dev_err(chip->dev, "Failed to match regulators\n");
 		return -EINVAL;