diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c
index 5b272bfd261d..2a00239661b3 100644
--- a/drivers/pinctrl/core.c
+++ b/drivers/pinctrl/core.c
@@ -1193,6 +1193,7 @@ void pinctrl_unregister_map(struct pinctrl_map const *map)
 	list_for_each_entry(maps_node, &pinctrl_maps, node) {
 		if (maps_node->maps == map) {
 			list_del(&maps_node->node);
+			kfree(maps_node);
 			mutex_unlock(&pinctrl_maps_mutex);
 			return;
 		}