diff options
Diffstat (limited to 'drivers/regulator/max8998.c')
| -rw-r--r-- | drivers/regulator/max8998.c | 46 |
1 files changed, 17 insertions, 29 deletions
diff --git a/drivers/regulator/max8998.c b/drivers/regulator/max8998.c index 4ca22f9b52e3..18bb58b9b96e 100644 --- a/drivers/regulator/max8998.c +++ b/drivers/regulator/max8998.c @@ -28,7 +28,6 @@ #include <linux/slab.h> #include <linux/interrupt.h> #include <linux/mutex.h> -#include <linux/delay.h> #include <linux/platform_device.h> #include <linux/regulator/driver.h> #include <linux/mfd/max8998.h> @@ -719,16 +718,15 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev) return -ENODEV; } - max8998 = kzalloc(sizeof(struct max8998_data), GFP_KERNEL); + max8998 = devm_kzalloc(&pdev->dev, sizeof(struct max8998_data), + GFP_KERNEL); if (!max8998) return -ENOMEM; size = sizeof(struct regulator_dev *) * pdata->num_regulators; - max8998->rdev = kzalloc(size, GFP_KERNEL); - if (!max8998->rdev) { - kfree(max8998); + max8998->rdev = devm_kzalloc(&pdev->dev, size, GFP_KERNEL); + if (!max8998->rdev) return -ENOMEM; - } rdev = max8998->rdev; max8998->dev = &pdev->dev; @@ -752,14 +750,14 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev) printk(KERN_ERR "MAX8998 SET1 GPIO defined as 0 !\n"); WARN_ON(!pdata->buck1_set1); ret = -EIO; - goto err_free_mem; + goto err_out; } /* Check if SET2 is not equal to 0 */ if (!pdata->buck1_set2) { printk(KERN_ERR "MAX8998 SET2 GPIO defined as 0 !\n"); WARN_ON(!pdata->buck1_set2); ret = -EIO; - goto err_free_mem; + goto err_out; } gpio_request(pdata->buck1_set1, "MAX8998 BUCK1_SET1"); @@ -779,7 +777,7 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev) max8998->buck1_vol[0] = i; ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE1, i); if (ret) - goto err_free_mem; + goto err_out; /* Set predefined value for BUCK1 register 2 */ i = 0; @@ -791,7 +789,7 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev) max8998->buck1_vol[1] = i; ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE2, i); if (ret) - goto err_free_mem; + goto err_out; /* Set predefined value for BUCK1 register 3 */ i = 0; @@ -803,7 +801,7 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev) max8998->buck1_vol[2] = i; ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE3, i); if (ret) - goto err_free_mem; + goto err_out; /* Set predefined value for BUCK1 register 4 */ i = 0; @@ -815,7 +813,7 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev) max8998->buck1_vol[3] = i; ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE4, i); if (ret) - goto err_free_mem; + goto err_out; } @@ -825,7 +823,7 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev) printk(KERN_ERR "MAX8998 SET3 GPIO defined as 0 !\n"); WARN_ON(!pdata->buck2_set3); ret = -EIO; - goto err_free_mem; + goto err_out; } gpio_request(pdata->buck2_set3, "MAX8998 BUCK2_SET3"); gpio_direction_output(pdata->buck2_set3, @@ -840,7 +838,7 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev) max8998->buck2_vol[0] = i; ret = max8998_write_reg(i2c, MAX8998_REG_BUCK2_VOLTAGE1, i); if (ret) - goto err_free_mem; + goto err_out; /* BUCK2 register 2 */ i = 0; @@ -851,7 +849,7 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev) max8998->buck2_vol[1] = i; ret = max8998_write_reg(i2c, MAX8998_REG_BUCK2_VOLTAGE2, i); if (ret) - goto err_free_mem; + goto err_out; } for (i = 0; i < pdata->num_regulators; i++) { @@ -881,14 +879,9 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev) return 0; err: - for (i = 0; i < max8998->num_regulators; i++) - if (rdev[i]) - regulator_unregister(rdev[i]); - -err_free_mem: - kfree(max8998->rdev); - kfree(max8998); - + while (--i >= 0) + regulator_unregister(rdev[i]); +err_out: return ret; } @@ -899,12 +892,7 @@ static int __devexit max8998_pmic_remove(struct platform_device *pdev) int i; for (i = 0; i < max8998->num_regulators; i++) - if (rdev[i]) - regulator_unregister(rdev[i]); - - kfree(max8998->rdev); - kfree(max8998); - + regulator_unregister(rdev[i]); return 0; } |