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-rw-r--r--drivers/pinctrl/sunxi/pinctrl-sunxi.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
index ebe2c73d211e..e199d95af8c0 100644
--- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c
+++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
@@ -408,8 +408,21 @@ static void sunxi_pctrl_dt_free_map(struct pinctrl_dev *pctldev,
struct pinctrl_map *map,
unsigned num_maps)
{
- /* All the maps have the same pin config, free only the first one */
- kfree(map[0].data.configs.configs);
+ int i;
+
+ /* pin config is never in the first map */
+ for (i = 1; i < num_maps; i++) {
+ if (map[i].type != PIN_MAP_TYPE_CONFIGS_GROUP)
+ continue;
+
+ /*
+ * All the maps share the same pin config,
+ * free only the first one we find.
+ */
+ kfree(map[i].data.configs.configs);
+ break;
+ }
+
kfree(map);
}