[PATCH] reset: berlin: Put parent device node on error path

[Pan Bian]

Put parent device node parent_np if there is no enough memory.

Fixes: aed6f3cadc86 ("reset: berlin: convert to a platform driver")
Signed-off-by: Pan Bian <bianpan2...@163.com>
---
 drivers/reset/reset-berlin.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/reset/reset-berlin.c b/drivers/reset/reset-berlin.c
index 371197bbd055..cae58e40f639 100644
--- a/drivers/reset/reset-berlin.c
+++ b/drivers/reset/reset-berlin.c
@@ -72,8 +72,10 @@ static int berlin2_reset_probe(struct platform_device *pdev)
        struct berlin_reset_priv *priv;
 
        priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
-       if (!priv)
+       if (!priv) {
+               of_node_put(parent_np);
                return -ENOMEM;
+       }
 
        priv->regmap = syscon_node_to_regmap(parent_np);
        of_node_put(parent_np);
-- 
2.17.1