Messages in this thread Patch in this message | | | From | Jingoo Han <> | Subject | [PATCH 07/22] backlight: atmel-pwm-bl: use devm_backlight_device_register() | Date | Tue, 24 Sep 2013 18:09:50 +0900 |
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Use devm_backlight_device_register() to make cleanup paths simpler.
Signed-off-by: Jingoo Han <jg1.han@samsung.com> --- drivers/video/backlight/atmel-pwm-bl.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-)
diff --git a/drivers/video/backlight/atmel-pwm-bl.c b/drivers/video/backlight/atmel-pwm-bl.c index 8900da7..8993c24 100644 --- a/drivers/video/backlight/atmel-pwm-bl.c +++ b/drivers/video/backlight/atmel-pwm-bl.c @@ -171,8 +171,9 @@ static int __init atmel_pwm_bl_probe(struct platform_device *pdev) memset(&props, 0, sizeof(struct backlight_properties)); props.type = BACKLIGHT_RAW; props.max_brightness = pdata->pwm_duty_max - pdata->pwm_duty_min; - bldev = backlight_device_register("atmel-pwm-bl", &pdev->dev, pwmbl, - &atmel_pwm_bl_ops, &props); + bldev = devm_backlight_device_register(&pdev->dev, "atmel-pwm-bl", + &pdev->dev, pwmbl, &atmel_pwm_bl_ops, + &props); if (IS_ERR(bldev)) { retval = PTR_ERR(bldev); goto err_free_pwm; @@ -188,14 +189,12 @@ static int __init atmel_pwm_bl_probe(struct platform_device *pdev) retval = atmel_pwm_bl_init_pwm(pwmbl); if (retval) - goto err_free_bl_dev; + goto err_free_pwm; atmel_pwm_bl_set_intensity(bldev); return 0; -err_free_bl_dev: - backlight_device_unregister(bldev); err_free_pwm: pwm_channel_free(&pwmbl->pwmc); err_free_mem: @@ -210,7 +209,6 @@ static int __exit atmel_pwm_bl_remove(struct platform_device *pdev) gpio_set_value(pwmbl->gpio_on, 0); pwm_channel_disable(&pwmbl->pwmc); pwm_channel_free(&pwmbl->pwmc); - backlight_device_unregister(pwmbl->bldev); return 0; } -- 1.7.10.4
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