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authorAxel Lin <axel.lin@gmail.com>2012-03-23 17:00:01 +0800
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-04-01 11:59:30 +0100
commit4c60165dcb68f56e97b0a1b8f5233b3a486af353 (patch)
treeac7130009d4dbc93a2a99d6f1387b54f1f98cb16 /drivers
parent3cbff37ea0e9d90334c51ac92f5a597697258d3d (diff)
regulator: wm831x-dcdc: Use devm_kzalloc
Signed-off-by: Axel Lin <axel.lin@gmail.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/regulator/wm831x-dcdc.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/regulator/wm831x-dcdc.c b/drivers/regulator/wm831x-dcdc.c
index 4904a40b0d46..909c53b70375 100644
--- a/drivers/regulator/wm831x-dcdc.c
+++ b/drivers/regulator/wm831x-dcdc.c
@@ -848,7 +848,7 @@ static __devinit int wm831x_boostp_probe(struct platform_device *pdev)
if (pdata == NULL || pdata->dcdc[id] == NULL)
return -ENODEV;
- dcdc = kzalloc(sizeof(struct wm831x_dcdc), GFP_KERNEL);
+ dcdc = devm_kzalloc(&pdev->dev, sizeof(struct wm831x_dcdc), GFP_KERNEL);
if (dcdc == NULL) {
dev_err(&pdev->dev, "Unable to allocate private data\n");
return -ENOMEM;
@@ -897,7 +897,6 @@ static __devinit int wm831x_boostp_probe(struct platform_device *pdev)
err_regulator:
regulator_unregister(dcdc->regulator);
err:
- kfree(dcdc);
return ret;
}
@@ -909,7 +908,6 @@ static __devexit int wm831x_boostp_remove(struct platform_device *pdev)
free_irq(platform_get_irq_byname(pdev, "UV"), dcdc);
regulator_unregister(dcdc->regulator);
- kfree(dcdc);
return 0;
}
@@ -952,7 +950,7 @@ static __devinit int wm831x_epe_probe(struct platform_device *pdev)
if (pdata == NULL || pdata->epe[id] == NULL)
return -ENODEV;
- dcdc = kzalloc(sizeof(struct wm831x_dcdc), GFP_KERNEL);
+ dcdc = devm_kzalloc(&pdev->dev, sizeof(struct wm831x_dcdc), GFP_KERNEL);
if (dcdc == NULL) {
dev_err(&pdev->dev, "Unable to allocate private data\n");
return -ENOMEM;
@@ -984,7 +982,6 @@ static __devinit int wm831x_epe_probe(struct platform_device *pdev)
return 0;
err:
- kfree(dcdc);
return ret;
}
@@ -993,9 +990,7 @@ static __devexit int wm831x_epe_remove(struct platform_device *pdev)
struct wm831x_dcdc *dcdc = platform_get_drvdata(pdev);
platform_set_drvdata(pdev, NULL);
-
regulator_unregister(dcdc->regulator);
- kfree(dcdc);
return 0;
}