[PATCH] pinctrl: mediatek: fix a memleak when do dt maps.

[Hongzhou Yang]

configs will kmemdup to dup_configs in pictrl util function.
So configs need to be freed.

Signed-off-by: Hongzhou Yang <hongzhou.yang@xxxxxxxxxxxx>
---
 Fix a memleak issue.

 drivers/pinctrl/mediatek/pinctrl-mtk-common.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
index bbf0230..0000b5a 100644
--- a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
+++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
@@ -568,9 +568,10 @@ static int mtk_pctrl_dt_subnode_to_map(struct pinctrl_dev *pctldev,
 		}
 	}
 
-	return 0;
+	err = 0;
 
 fail:
+	kfree(configs);
 	return err;
 }
 
-- 
1.7.9.5

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