regulator: fix device_register() error handling

If device_register() fails then call put_device().
See comment to device_register.

Signed-off-by: Vasiliy Kulikov <segooon@gmail.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 422a709..a43eedb 100644 (file)
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -2302,8 +2302,10 @@ struct regulator_dev *regulator_register(struct regulator_desc *regulator_desc,
        dev_set_name(&rdev->dev, "regulator.%d",
                     atomic_inc_return(&regulator_no) - 1);
        ret = device_register(&rdev->dev);
-       if (ret != 0)
+       if (ret != 0) {
+               put_device(&rdev->dev);
                goto clean;
+       }
 
        dev_set_drvdata(&rdev->dev, rdev);