leds: convert DA9030/DA9034 LED driver to devm_kzalloc() and cleanup error exit path
Cc: Eric Miao <eric.miao@canonical.com> Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
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9813d74fa5
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bad1c898e8
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@ -108,7 +108,7 @@ static int __devinit da903x_led_probe(struct platform_device *pdev)
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return -EINVAL;
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}
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led = kzalloc(sizeof(struct da903x_led), GFP_KERNEL);
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led = devm_kzalloc(&pdev->dev, sizeof(struct da903x_led), GFP_KERNEL);
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if (led == NULL) {
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dev_err(&pdev->dev, "failed to alloc memory for LED%d\n", id);
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return -ENOMEM;
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@ -129,15 +129,11 @@ static int __devinit da903x_led_probe(struct platform_device *pdev)
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ret = led_classdev_register(led->master, &led->cdev);
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if (ret) {
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dev_err(&pdev->dev, "failed to register LED %d\n", id);
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goto err;
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return ret;
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}
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platform_set_drvdata(pdev, led);
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return 0;
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err:
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kfree(led);
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return ret;
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}
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static int __devexit da903x_led_remove(struct platform_device *pdev)
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@ -145,7 +141,6 @@ static int __devexit da903x_led_remove(struct platform_device *pdev)
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struct da903x_led *led = platform_get_drvdata(pdev);
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led_classdev_unregister(&led->cdev);
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kfree(led);
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return 0;
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}
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