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-rw-r--r--drivers/extcon/extcon-max77693.c23
1 files changed, 8 insertions, 15 deletions
diff --git a/drivers/extcon/extcon-max77693.c b/drivers/extcon/extcon-max77693.c
index d844be3..93ca93f 100644
--- a/drivers/extcon/extcon-max77693.c
+++ b/drivers/extcon/extcon-max77693.c
@@ -657,11 +657,11 @@ static int __devinit max77693_muic_probe(struct platform_device *pdev)
int ret, i;
u8 id;
- info = kzalloc(sizeof(struct max77693_muic_info), GFP_KERNEL);
+ info = devm_kzalloc(&pdev->dev, sizeof(struct max77693_muic_info),
+ GFP_KERNEL);
if (!info) {
dev_err(&pdev->dev, "failed to allocate memory\n");
- ret = -ENOMEM;
- goto err_kfree;
+ return -ENOMEM;
}
info->dev = &pdev->dev;
info->max77693 = max77693;
@@ -672,10 +672,9 @@ static int __devinit max77693_muic_probe(struct platform_device *pdev)
info->max77693->muic,
&max77693_muic_regmap_config);
if (IS_ERR(info->max77693->regmap_muic)) {
- ret = PTR_ERR(info->max77693->regmap_muic);
dev_err(max77693->dev,
"failed to allocate register map: %d\n", ret);
- goto err_regmap;
+ return PTR_ERR(info->max77693->regmap_muic);
}
}
platform_set_drvdata(pdev, info);
@@ -709,7 +708,8 @@ static int __devinit max77693_muic_probe(struct platform_device *pdev)
}
/* Initialize extcon device */
- info->edev = kzalloc(sizeof(struct extcon_dev), GFP_KERNEL);
+ info->edev = devm_kzalloc(&pdev->dev, sizeof(struct extcon_dev),
+ GFP_KERNEL);
if (!info->edev) {
dev_err(&pdev->dev, "failed to allocate memory for extcon\n");
ret = -ENOMEM;
@@ -720,7 +720,7 @@ static int __devinit max77693_muic_probe(struct platform_device *pdev)
ret = extcon_dev_register(info->edev, NULL);
if (ret) {
dev_err(&pdev->dev, "failed to register extcon device\n");
- goto err_extcon;
+ goto err_irq;
}
/* Initialize MUIC register by using platform data */
@@ -753,7 +753,7 @@ static int __devinit max77693_muic_probe(struct platform_device *pdev)
MAX77693_MUIC_REG_ID, &id);
if (ret < 0) {
dev_err(&pdev->dev, "failed to read revision number\n");
- goto err_extcon;
+ goto err_irq;
}
dev_info(info->dev, "device ID : 0x%x\n", id);
@@ -765,14 +765,9 @@ static int __devinit max77693_muic_probe(struct platform_device *pdev)
return ret;
-err_extcon:
- kfree(info->edev);
err_irq:
while (--i >= 0)
free_irq(muic_irqs[i].virq, info);
-err_regmap:
- kfree(info);
-err_kfree:
return ret;
}
@@ -785,8 +780,6 @@ static int __devexit max77693_muic_remove(struct platform_device *pdev)
free_irq(muic_irqs[i].virq, info);
cancel_work_sync(&info->irq_work);
extcon_dev_unregister(info->edev);
- kfree(info->edev);
- kfree(info);
return 0;
}
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