regulator: lp8755: Use devm_regulator_register
This patch moves data allocated using regulator_register to
devm_regulator_register and does away with the calls to
regulator_unregister. Also some labels are removed and a new labelerr is
introduced which is less specific to context.
Signed-off-by: Himangi Saraogi <himangi774@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/drivers/regulator/lp8755.c b/drivers/regulator/lp8755.c
index 785a25e..4a415d4 100644
--- a/drivers/regulator/lp8755.c
+++ b/drivers/regulator/lp8755.c
@@ -339,22 +339,18 @@
rconfig.init_data = pdata->buck_data[buck_num];
rconfig.of_node = pchip->dev->of_node;
pchip->rdev[buck_num] =
- regulator_register(&lp8755_regulators[buck_num], &rconfig);
+ devm_regulator_register(pchip->dev,
+ &lp8755_regulators[buck_num], &rconfig);
if (IS_ERR(pchip->rdev[buck_num])) {
ret = PTR_ERR(pchip->rdev[buck_num]);
pchip->rdev[buck_num] = NULL;
dev_err(pchip->dev, "regulator init failed: buck %d\n",
buck_num);
- goto err_buck;
+ return ret;
}
}
return 0;
-
-err_buck:
- for (icnt = 0; icnt < LP8755_BUCK_MAX; icnt++)
- regulator_unregister(pchip->rdev[icnt]);
- return ret;
}
static irqreturn_t lp8755_irq_handler(int irq, void *data)
@@ -490,23 +486,19 @@
ret = lp8755_regulator_init(pchip);
if (ret < 0) {
dev_err(&client->dev, "fail to initialize regulators\n");
- goto err_regulator;
+ goto err;
}
pchip->irq = client->irq;
ret = lp8755_int_config(pchip);
if (ret < 0) {
dev_err(&client->dev, "fail to irq config\n");
- goto err_irq;
+ goto err;
}
return ret;
-err_irq:
- for (icnt = 0; icnt < mphase_buck[pchip->mphase].nreg; icnt++)
- regulator_unregister(pchip->rdev[icnt]);
-
-err_regulator:
+err:
/* output disable */
for (icnt = 0; icnt < LP8755_BUCK_MAX; icnt++)
lp8755_write(pchip, icnt, 0x00);
@@ -519,9 +511,6 @@
int icnt;
struct lp8755_chip *pchip = i2c_get_clientdata(client);
- for (icnt = 0; icnt < mphase_buck[pchip->mphase].nreg; icnt++)
- regulator_unregister(pchip->rdev[icnt]);
-
for (icnt = 0; icnt < LP8755_BUCK_MAX; icnt++)
lp8755_write(pchip, icnt, 0x00);