[PATCH V4 02/14] regulator: ab8500-ext: use devm_regulator_register()

[Jingoo Han]

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

Signed-off-by: Jingoo Han <jg1....@samsung.com>
---
 drivers/regulator/ab8500-ext.c |   26 ++------------------------
 1 file changed, 2 insertions(+), 24 deletions(-)

diff --git a/drivers/regulator/ab8500-ext.c b/drivers/regulator/ab8500-ext.c
index 02ff691..29c0faa 100644
--- a/drivers/regulator/ab8500-ext.c
+++ b/drivers/regulator/ab8500-ext.c
@@ -413,16 +413,12 @@ static int ab8500_ext_regulator_probe(struct 
platform_device *pdev)
                        &pdata->ext_regulator[i];
 
                /* register regulator with framework */
-               info->rdev = regulator_register(&info->desc, &config);
+               info->rdev = devm_regulator_register(&pdev->dev, &info->desc,
+                                                    &config);
                if (IS_ERR(info->rdev)) {
                        err = PTR_ERR(info->rdev);
                        dev_err(&pdev->dev, "failed to register regulator %s\n",
                                        info->desc.name);
-                       /* when we fail, un-register all earlier regulators */
-                       while (--i >= 0) {
-                               info = &ab8500_ext_regulator_info[i];
-                               regulator_unregister(info->rdev);
-                       }
                        return err;
                }
 
@@ -433,26 +429,8 @@ static int ab8500_ext_regulator_probe(struct 
platform_device *pdev)
        return 0;
 }
 
-static int ab8500_ext_regulator_remove(struct platform_device *pdev)
-{
-       int i;
-
-       for (i = 0; i < ARRAY_SIZE(ab8500_ext_regulator_info); i++) {
-               struct ab8500_ext_regulator_info *info = NULL;
-               info = &ab8500_ext_regulator_info[i];
-
-               dev_vdbg(rdev_get_dev(info->rdev),
-                       "%s-remove\n", info->desc.name);
-
-               regulator_unregister(info->rdev);
-       }
-
-       return 0;
-}
-
 static struct platform_driver ab8500_ext_regulator_driver = {
        .probe = ab8500_ext_regulator_probe,
-       .remove = ab8500_ext_regulator_remove,
        .driver         = {
                .name   = "ab8500-ext-regulator",
                .owner  = THIS_MODULE,
-- 
1.7.10.4


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