[PATCH 6/6] regulator: stw481x-vmmc: use devm_regulator_register()

From: Jingoo Han
Date: Fri Dec 06 2013 - 02:12:50 EST


Use devm_regulator_register() to make cleanup paths simpler,
and remove unnecessary remove().

Signed-off-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
---
drivers/regulator/stw481x-vmmc.c | 12 ++----------
1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/drivers/regulator/stw481x-vmmc.c b/drivers/regulator/stw481x-vmmc.c
index f78857b..a7e1526 100644
--- a/drivers/regulator/stw481x-vmmc.c
+++ b/drivers/regulator/stw481x-vmmc.c
@@ -74,7 +74,8 @@ static int stw481x_vmmc_regulator_probe(struct platform_device *pdev)
config.init_data = of_get_regulator_init_data(&pdev->dev,
pdev->dev.of_node);

- stw481x->vmmc_regulator = regulator_register(&vmmc_regulator, &config);
+ stw481x->vmmc_regulator = devm_regulator_register(&pdev->dev,
+ &vmmc_regulator, &config);
if (IS_ERR(stw481x->vmmc_regulator)) {
dev_err(&pdev->dev,
"error initializing STw481x VMMC regulator\n");
@@ -85,14 +86,6 @@ static int stw481x_vmmc_regulator_probe(struct platform_device *pdev)
return 0;
}

-static int stw481x_vmmc_regulator_remove(struct platform_device *pdev)
-{
- struct stw481x *stw481x = dev_get_platdata(&pdev->dev);
-
- regulator_unregister(stw481x->vmmc_regulator);
- return 0;
-}
-
static const struct of_device_id stw481x_vmmc_match[] = {
{ .compatible = "st,stw481x-vmmc", },
{},
@@ -105,7 +98,6 @@ static struct platform_driver stw481x_vmmc_regulator_driver = {
.of_match_table = stw481x_vmmc_match,
},
.probe = stw481x_vmmc_regulator_probe,
- .remove = stw481x_vmmc_regulator_remove,
};

module_platform_driver(stw481x_vmmc_regulator_driver);
--
1.7.10.4


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