[PATCH V4 03/14] regulator: da9063: use devm_regulator_register()

Jingoo Han
2013-09-30T00:53:13Z

Use devm_regulator_register() to make cleanup paths simpler.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
---
drivers/regulator/da9063-regulator.c | 21 ++++-----------------
1 file changed, 4 insertions(+), 17 deletions(-)

diff --git a/drivers/regulator/da9063-regulator.c b/drivers/regulator/da9063-regulator.c
index 3d910f4..56727eb 100644
--- a/drivers/regulator/da9063-regulator.c
+++ b/drivers/regulator/da9063-regulator.c
@@ -847,13 +847,13 @@ static int da9063_regulator_probe(struct platform_device *pdev)
if (da9063_reg_matches)
config.of_node = da9063_reg_matches[id].of_node;
config.regmap = da9063->regmap;
- regl->rdev = regulator_register(&regl->desc, &config);
+ regl->rdev = devm_regulator_register(&pdev->dev, &regl->desc,
+ &config);
if (IS_ERR(regl->rdev)) {
dev_err(&pdev->dev,
"Failed to register %s regulator\n",
regl->desc.name);
- ret = PTR_ERR(regl->rdev);
- goto err;
+ return PTR_ERR(regl->rdev);
}
id++;
n++;
@@ -862,9 +862,8 @@ static int da9063_regulator_probe(struct platform_device *pdev)
/* LDOs overcurrent event support */
irq = platform_get_irq_byname(pdev, "LDO_LIM");
if (irq < 0) {
- ret = irq;
dev_err(&pdev->dev, "Failed to get IRQ.\n");
- goto err;
+ return irq;
}

regulators->irq_ldo_lim = regmap_irq_get_virq(da9063->regmap_irq, irq);
@@ -881,27 +880,15 @@ static int da9063_regulator_probe(struct platform_device *pdev)
}

return 0;
-
-err:
- /* Wind back regulators registeration */
- while (--n >= 0)
- regulator_unregister(regulators->regulator[n].rdev);
-
- return ret;
}

static int da9063_regulator_remove(struct platform_device *pdev)
{
struct da9063_regulators *regulators = platform_get_drvdata(pdev);
- struct da9063_regulator *regl;

free_irq(regulators->irq_ldo_lim, regulators);
free_irq(regulators->irq_uvov, regulators);

- for (regl = &regulators->regulator[regulators->n_regulators - 1];
- regl >= &regulators->regulator[0]; regl--)
- regulator_unregister(regl->rdev);
-
return 0;
}

--
1.7.10.4